(function(){UEDITOR_CONFIG = window.UEDITOR_CONFIG || {};

var baidu = window.baidu || {};

window.baidu = baidu;

window.UE = baidu.editor =  {};

UE.plugins = {};

UE.commands = {};

UE.instants = {};

UE.I18N = {};

UE.version = "1.2.5.0";

var dom = UE.dom = {};
/**
 * @file
 * @name UE.browser
 * @short Browser
 * @desc UEditor�в��õ�������ж�ģ��
 */
var browser = UE.browser = function(){
    var agent = navigator.userAgent.toLowerCase(),
        opera = window.opera,
        browser = {
        /**
         * ���������Ƿ�ΪIE
         * @name ie
         * @grammar UE.browser.ie  => true|false
         */
        ie		: !!window.ActiveXObject,

        /**
         * ���������Ƿ�ΪOpera
         * @name opera
         * @grammar UE.browser.opera  => true|false
         */
        opera	: ( !!opera && opera.version ),

        /**
         * ���������Ƿ�Ϊwebkit�ں�
         * @name webkit
         * @grammar UE.browser.webkit  => true|false
         */
        webkit	: ( agent.indexOf( ' applewebkit/' ) > -1 ),

        /**
         * ���������Ƿ�Ϊmacϵͳ�µ������
         * @name mac
         * @grammar UE.browser.mac  => true|false
         */
        mac	: ( agent.indexOf( 'macintosh' ) > -1 ),

        /**
         * ���������Ƿ��ڹ���ģʽ
         * @name quirks
         * @grammar UE.browser.quirks  => true|false
         */
        quirks : ( document.compatMode == 'BackCompat' )
    };
    /**
     * ���������Ƿ�Ϊgecko�ں�
     * @name gecko
     * @grammar UE.browser.gecko  => true|false
     */
    browser.gecko =( navigator.product == 'Gecko' && !browser.webkit && !browser.opera );

    var version = 0;

    // Internet Explorer 6.0+
    if ( browser.ie ){
        version = parseFloat( agent.match( /msie (\d+)/ )[1] );
        /**
         * ���������Ƿ�Ϊ IE9 ģʽ
         * @name ie9Compat
         * @grammar UE.browser.ie9Compat  => true|false
         */
        browser.ie9Compat = document.documentMode == 9;
        /**
         * ���������Ƿ�Ϊ IE8 �����
         * @name ie8
         * @grammar     UE.browser.ie8  => true|false
         */
        browser.ie8 = !!document.documentMode;

        /**
         * ���������Ƿ�Ϊ IE8 ģʽ
         * @name ie8Compat
         * @grammar     UE.browser.ie8Compat  => true|false
         */
        browser.ie8Compat = document.documentMode == 8;

        /**
         * ���������Ƿ������� ����IE7ģʽ
         * @name ie7Compat
         * @grammar     UE.browser.ie7Compat  => true|false
         */
        browser.ie7Compat = ( ( version == 7 && !document.documentMode )
                || document.documentMode == 7 );

        /**
         * ���������Ƿ�IE6ģʽ�����ģʽ
         * @name ie6Compat
         * @grammar     UE.browser.ie6Compat  => true|false
         */
        browser.ie6Compat = ( version < 7 || browser.quirks );

    }

    // Gecko.
    if ( browser.gecko ){
        var geckoRelease = agent.match( /rv:([\d\.]+)/ );
        if ( geckoRelease )
        {
            geckoRelease = geckoRelease[1].split( '.' );
            version = geckoRelease[0] * 10000 + ( geckoRelease[1] || 0 ) * 100 + ( geckoRelease[2] || 0 ) * 1;
        }
    }
    /**
     * ���������Ƿ�Ϊchrome
     * @name chrome
     * @grammar     UE.browser.chrome  => true|false
     */
    if (/chrome\/(\d+\.\d)/i.test(agent)) {
        browser.chrome = + RegExp['\x241'];
    }
    /**
     * ���������Ƿ�Ϊsafari
     * @name safari
     * @grammar     UE.browser.safari  => true|false
     */
    if(/(\d+\.\d)?(?:\.\d)?\s+safari\/?(\d+\.\d+)?/i.test(agent) && !/chrome/i.test(agent)){
    	browser.safari = + (RegExp['\x241'] || RegExp['\x242']);
    }


    // Opera 9.50+
    if ( browser.opera )
        version = parseFloat( opera.version() );

    // WebKit 522+ (Safari 3+)
    if ( browser.webkit )
        version = parseFloat( agent.match( / applewebkit\/(\d+)/ )[1] );

    /**
     * ������汾�ж�
     * IEϵ�з���ֵΪ5,6,7,8,9,10��
     * geckoϵ�л᷵��10900��158900��.
     * webkitϵ�л᷵����build�� (�� 522��).
     * @name version
     * @grammar     UE.browser.version  => number
     * @example
     * if ( UE.browser.ie && UE.browser.version == 6 ){
     *     alert( "Ouch!��Ȼ������IE6!" );
     * }
     */
    browser.version = version;

    /**
     * �Ƿ��Ǽ���ģʽ�������
     * @name isCompatible
     * @grammar  UE.browser.isCompatible  => true|false
     * @example
     * if ( UE.browser.isCompatible ){
     *     alert( "���������൱����Ŷ��" );
     * }
     */
    browser.isCompatible =
        !browser.mobile && (
        ( browser.ie && version >= 6 ) ||
        ( browser.gecko && version >= 10801 ) ||
        ( browser.opera && version >= 9.5 ) ||
        ( browser.air && version >= 1 ) ||
        ( browser.webkit && version >= 522 ) ||
        false );
    return browser;
}();
//��ݷ�ʽ
var ie = browser.ie,
    webkit = browser.webkit,
    gecko = browser.gecko,
    opera = browser.opera;
/**
 * @file
 * @name UE.Utils
 * @short Utils
 * @desc UEditor��װʹ�õľ�̬���ߺ���
 * @import editor.js
 */
var utils = UE.utils = {
    /**
     * �������飬����nodeList
     * @name each
     * @grammar UE.utils.each(obj,iterator,[context])
     * @since 1.2.4+
     * @desc
     * * obj Ҫ����Ķ���
     * * iterator ����ķ���,�����ĵ�һ���Ǳ����ֵ���ڶ���������������obj
     * * context  iterator��������
     * @example
     * UE.utils.each([1,2],function(v,i){
     *     console.log(v)//ֵ
     *     console.log(i)//����
     * })
     * UE.utils.each(document.getElementsByTagName('*'),function(n){
     *     console.log(n.tagName)
     * })
     */
    each : function(obj, iterator, context) {
        if (obj == null) return;
        if (obj.length === +obj.length) {
            for (var i = 0, l = obj.length; i < l; i++) {
                if(iterator.call(context, obj[i], i, obj) === false)
                    return false;
            }
        } else {
            for (var key in obj) {
                if (obj.hasOwnProperty(key)) {
                    if(iterator.call(context, obj[key], key, obj) === false)
                        return false;
                }
            }
        }
    },

    makeInstance:function (obj) {
        var noop = new Function();
        noop.prototype = obj;
        obj = new noop;
        noop.prototype = null;
        return obj;
    },
    /**
     * ��source�����е�������չ��target������
     * @name extend
     * @grammar UE.utils.extend(target,source)  => Object  //������չ
     * @grammar UE.utils.extend(target,source,true)  ==> Object  //������չ
     */
    extend:function (t, s, b) {
        if (s) {
            for (var k in s) {
                if (!b || !t.hasOwnProperty(k)) {
                    t[k] = s[k];
                }
            }
        }
        return t;
    },

    /**
     * ģ��̳л��ƣ�subClass�̳�superClass
     * @name inherits
     * @grammar UE.utils.inherits(subClass,superClass) => subClass
     * @example
     * function SuperClass(){
     *     this.name = "С��";
     * }
     * SuperClass.prototype = {
     *     hello:function(str){
     *         console.log(this.name + str);
     *     }
     * }
     * function SubClass(){
     *     this.name = "С��";
     * }
     * UE.utils.inherits(SubClass,SuperClass);
     * var sub = new SubClass();
     * sub.hello("���Ϻ�!"); ==> "С�����Ϻã�"
     */
    inherits:function (subClass, superClass) {
        var oldP = subClass.prototype,
            newP = utils.makeInstance(superClass.prototype);
        utils.extend(newP, oldP, true);
        subClass.prototype = newP;
        return (newP.constructor = subClass);
    },

    /**
     * ��ָ����context��Ϊfn�����ģ�Ҳ����this
     * @name bind
     * @grammar UE.utils.bind(fn,context)  =>  fn
     */
    bind:function (fn, context) {
        return function () {
            return fn.apply(context, arguments);
        };
    },

    /**
     * �����ӳ�delayִ�еĺ���fn
     * @name defer
     * @grammar UE.utils.defer(fn,delay)  =>fn   //�ӳ�delay����ִ��fn������fn
     * @grammar UE.utils.defer(fn,delay,exclusion)  =>fn   //�ӳ�delay����ִ��fn����exclusionΪ�棬�򻥳�ִ��fn
     * @example
     * function test(){
     *     console.log("�ӳ������");
     * }
     * //�ǻ����ӳ�ִ��
     * var testDefer = UE.utils.defer(test,1000);
     * testDefer();   =>  "�ӳ������";
     * testDefer();   =>  "�ӳ������";
     * //�����ӳ�ִ��
     * var testDefer1 = UE.utils.defer(test,1000,true);
     * testDefer1();   =>  //���β�ִ��
     * testDefer1();   =>  "�ӳ������";
     */
    defer:function (fn, delay, exclusion) {
        var timerID;
        return function () {
            if (exclusion) {
                clearTimeout(timerID);
            }
            timerID = setTimeout(fn, delay);
        };
    },

    /**
     * ����Ԫ��item������array�е�����, ���Ҳ�������-1
     * @name indexOf
     * @grammar UE.utils.indexOf(array,item)  => index|-1  //Ĭ�ϴ����鿪ͷ����ʼ����
     * @grammar UE.utils.indexOf(array,item,start)  => index|-1  //startָ����ʼ���ҵ�λ��
     */
    indexOf:function (array, item, start) {
        var index = -1;
        start = this.isNumber(start) ? start : 0;
        this.each(array,function(v,i){
            if(i >= start && v === item){
                index = i;
                return false;
            }
        });
        return index;
    },

    /**
     * �Ƴ�����array�е�Ԫ��item
     * @name removeItem
     * @grammar UE.utils.removeItem(array,item)
     */
    removeItem:function (array, item) {
        for (var i = 0, l = array.length; i < l; i++) {
            if (array[i] === item) {
                array.splice(i, 1);
                i--;
            }
        }
    },

    /**
     * ɾ���ַ�str����β�ո�
     * @name trim
     * @grammar UE.utils.trim(str) => String
     */
    trim:function (str) {
        return str.replace(/(^[ \t\n\r]+)|([ \t\n\r]+$)/g, '');
    },

    /**
     * ���ַ�list(��','�ָ�)��������listת�ɹ�ϣ����
     * @name listToMap
     * @grammar UE.utils.listToMap(list)  => Object  //Object����{test:1,br:1,textarea:1}
     */
    listToMap:function (list) {
        if (!list)return {};
        list = utils.isArray(list) ? list : list.split(',');
        for (var i = 0, ci, obj = {}; ci = list[i++];) {
            obj[ci.toUpperCase()] = obj[ci] = 1;
        }
        return obj;
    },

    /**
     * ��str�е�html���ת��,Ĭ�Ͻ�ת��''&<">''�ĸ��ַ���Զ���reg��ȷ����Ҫת����ַ�
     * @name unhtml
     * @grammar UE.utils.unhtml(str);  => String
     * @grammar UE.utils.unhtml(str,reg)  => String
     * @example
     * var html = '<body>You say:"��ã�Baidu & UEditor!"</body>';
     * UE.utils.unhtml(html);   ==>  &lt;body&gt;You say:&quot;��ã�Baidu &amp; UEditor!&quot;&lt;/body&gt;
     * UE.utils.unhtml(html,/[<>]/g)  ==>  &lt;body&gt;You say:"��ã�Baidu & UEditor!"&lt;/body&gt;
     */
    unhtml:function (str, reg) {
        return str ? str.replace(reg || /[&<">]/g, function (m) {
            return {
                '<':'&lt;',
                '&':'&amp;',
                '"':'&quot;',
                '>':'&gt;'
            }[m]
        }) : '';
    },
    /**
     * ��str�е�ת���ַ�ԭ��html�ַ�
     * @name html
     * @grammar UE.utils.html(str)  => String   //��ϸ�μ�<code><a href = '#unhtml'>unhtml</a></code>
     */
    html:function (str) {
        return str ? str.replace(/&((g|l|quo)t|amp);/g, function (m) {
            return {
                '&lt;':'<',
                '&amp;':'&',
                '&quot;':'"',
                '&gt;':'>'
            }[m]
        }) : '';
    },
    /**
     * ��css��ʽת��Ϊ�շ����ʽ����font-size => fontSize
     * @name cssStyleToDomStyle
     * @grammar UE.utils.cssStyleToDomStyle(cssName)  => String
     */
    cssStyleToDomStyle:function () {
        var test = document.createElement('div').style,
            cache = {
                'float':test.cssFloat != undefined ? 'cssFloat' : test.styleFloat != undefined ? 'styleFloat' : 'float'
            };

        return function (cssName) {
            return cache[cssName] || (cache[cssName] = cssName.toLowerCase().replace(/-./g, function (match) {
                return match.charAt(1).toUpperCase();
            }));
        };
    }(),
    /**
     * ��̬�����ļ���doc�У�������obj���������ԣ����سɹ���ִ�лص�����fn
     * @name loadFile
     * @grammar UE.utils.loadFile(doc,obj)
     * @grammar UE.utils.loadFile(doc,obj,fn)
     * @example
     * //ָ�����ص���ǰdocument��һ��script�ļ������سɹ���ִ��function
     * utils.loadFile( document, {
     *     src:"test.js",
     *     tag:"script",
     *     type:"text/javascript",
     *     defer:"defer"
     * }, function () {
     *     console.log('���سɹ���')
     * });
     */
    loadFile:function () {
        var tmpList = [];
        function getItem(doc,obj){
            try{
                for(var i= 0,ci;ci=tmpList[i++];){
                    if(ci.doc === doc && ci.url == (obj.src || obj.href)){
                        return ci;
                    }
                }
            }catch(e){
                return null;
            }

        }
        return function (doc, obj, fn) {
            var item = getItem(doc,obj);
            if (item) {
                if(item.ready){
                    fn && fn();
                }else{
                    item.funs.push(fn)
                }
                return;
            }
            tmpList.push({
                doc:doc,
                url:obj.src||obj.href,
                funs:[fn]
            });
            if (!doc.body) {
                var html = [];
                for(var p in obj){
                    if(p == 'tag')continue;
                    html.push(p + '="' + obj[p] + '"')
                }
                doc.write('<' + obj.tag + ' ' + html.join(' ') + ' ></'+obj.tag+'>');
                return;
            }
            if (obj.id && doc.getElementById(obj.id)) {
                return;
            }
            var element = doc.createElement(obj.tag);
            delete obj.tag;
            for (var p in obj) {
                element.setAttribute(p, obj[p]);
            }
            element.onload = element.onreadystatechange = function () {
                if (!this.readyState || /loaded|complete/.test(this.readyState)) {
                    item = getItem(doc,obj);
                    if (item.funs.length > 0) {
                        item.ready = 1;
                        for (var fi; fi = item.funs.pop();) {
                            fi();
                        }
                    }
                    element.onload = element.onreadystatechange = null;
                }
            };
            element.onerror = function(){
                throw Error('The load '+(obj.href||obj.src)+' fails,check the url settings of file editor_config.js ')
            };
            doc.getElementsByTagName("head")[0].appendChild(element);
        }
    }(),
    /**
     * �ж�obj�����Ƿ�Ϊ��
     * @name isEmptyObject
     * @grammar UE.utils.isEmptyObject(obj)  => true|false
     * @example
     * UE.utils.isEmptyObject({}) ==>true
     * UE.utils.isEmptyObject([]) ==>true
     * UE.utils.isEmptyObject("") ==>true
     */
    isEmptyObject:function (obj) {
        if (obj == null) return true;
        if (this.isArray(obj) || this.isString(obj)) return obj.length === 0;
        for (var key in obj) if (obj.hasOwnProperty(key)) return false;
        return true;
    },

    /**
     * ͳһ����ɫֵʹ��16������ʽ��ʾ
     * @name fixColor
     * @grammar UE.utils.fixColor(name,value) => value
     * @example
     * rgb(255,255,255)  => "#ffffff"
     */
    fixColor:function (name, value) {
        if (/color/i.test(name) && /rgba?/.test(value)) {
            var array = value.split(",");
            if (array.length > 3)
                return "";
            value = "#";
            for (var i = 0, color; color = array[i++];) {
                color = parseInt(color.replace(/[^\d]/gi, ''), 10).toString(16);
                value += color.length == 1 ? "0" + color : color;
            }
            value = value.toUpperCase();
        }
        return  value;
    },
    /**
     * ֻ���border,padding,margin���˴��?��Ϊ��������
     * @public
     * @function
     * @param {String}    val style�ַ�
     */
    optCss:function (val) {
        var padding, margin, border;
        val = val.replace(/(padding|margin|border)\-([^:]+):([^;]+);?/gi, function (str, key, name, val) {
            if (val.split(' ').length == 1) {
                switch (key) {
                    case 'padding':
                        !padding && (padding = {});
                        padding[name] = val;
                        return '';
                    case 'margin':
                        !margin && (margin = {});
                        margin[name] = val;
                        return '';
                    case 'border':
                        return val == 'initial' ? '' : str;
                }
            }
            return str;
        });

        function opt(obj, name) {
            if (!obj) {
                return '';
            }
            var t = obj.top , b = obj.bottom, l = obj.left, r = obj.right, val = '';
            if (!t || !l || !b || !r) {
                for (var p in obj) {
                    val += ';' + name + '-' + p + ':' + obj[p] + ';';
                }
            } else {
                val += ';' + name + ':' +
                    (t == b && b == l && l == r ? t :
                        t == b && l == r ? (t + ' ' + l) :
                            l == r ? (t + ' ' + l + ' ' + b) : (t + ' ' + r + ' ' + b + ' ' + l)) + ';'
            }
            return val;
        }

        val += opt(padding, 'padding') + opt(margin, 'margin');
        return val.replace(/^[ \n\r\t;]*|[ \n\r\t]*$/, '').replace(/;([ \n\r\t]+)|\1;/g, ';')
            .replace(/(&((l|g)t|quot|#39))?;{2,}/g, function (a, b) {
                return b ? b + ";;" : ';'
            });
    },
    /**
     * ��ȿ�¡���󣬴�source��target
     * @name clone
     * @grammar UE.utils.clone(source) => anthorObj �µĶ����������source�ĸ���
     * @grammar UE.utils.clone(source,target) => target����source���������ݣ�����Ḳ��
     */
    clone:function (source, target) {
        var tmp;
        target = target || {};
        for (var i in source) {
            if (source.hasOwnProperty(i)) {
                tmp = source[i];
                if (typeof tmp == 'object') {
                    target[i] = utils.isArray(tmp) ? [] : {};
                    utils.clone(source[i], target[i])
                } else {
                    target[i] = tmp;
                }
            }
        }
        return target;
    },
    /**
     * ת��cm/pt��px
     * @name transUnitToPx
     * @grammar UE.utils.transUnitToPx('20pt') => '27px'
     * @grammar UE.utils.transUnitToPx('0pt') => '0'
     */
    transUnitToPx : function(val){
        if(!/(pt|cm)/.test(val)){
            return val
        }
        var unit;
        val.replace(/([\d.]+)(\w+)/,function(str,v,u){
            val = v;
            unit = u;
        });
        switch(unit){
            case 'cm':
                val = parseFloat(val) * 25;
                break;
            case 'pt':
                val = Math.round(parseFloat(val) * 96 / 72);
        }
        return val + (val?'px':'');
    },
    /**
     * DomReady�������ص�������dom��ready��ɺ�ִ��
     * @name domReady
     * @grammar UE.utils.domReady(fn)  => fn  //����һ���ӳ�ִ�еķ���
     */
    domReady:function () {

        var fnArr = [];

        function doReady(doc) {
            //ȷ��onreadyִֻ��һ��
            doc.isReady = true;
            for (var ci; ci = fnArr.pop();ci()){}
        }

        return function (onready,win) {
            win = win || window;
            var doc = win.document;
            onready && fnArr.push(onready);
            if (doc.readyState === "complete") {
                doReady(doc);
            }else{
                doc.isReady && doReady(doc);
                if (browser.ie) {
                    (function () {
                        if (doc.isReady) return;
                        try {
                            doc.documentElement.doScroll("left");
                        } catch (error) {
                            setTimeout(arguments.callee, 0);
                            return;
                        }
                        doReady(doc);
                    })();
                    win.attachEvent('onload', function(){
                        doReady(doc)
                    });
                } else {
                    doc.addEventListener("DOMContentLoaded", function () {
                        doc.removeEventListener("DOMContentLoaded", arguments.callee, false);
                        doReady(doc);
                    }, false);
                    win.addEventListener('load', function(){doReady(doc)}, false);
                }
            }

        }
    }(),
    /**
     * ��̬���css��ʽ
     * @name cssRule
     * @grammar UE.utils.cssRule('��ӵ���ʽ�Ľڵ����',['��ʽ'��'�ŵ��ĸ�document��'])
     * @grammar UE.utils.cssRule('body','body{background:#ccc}') => null  //��body��ӱ�����ɫ
     * @grammar UE.utils.cssRule('body') =>��ʽ���ַ�  //ȡ��keyֵΪbody����ʽ������,���û���ҵ�keyֵ�ȹص���ʽ�����ؿգ�����ղ��Ǹ�������ɫ�������� body{background:#ccc}
     * @grammar UE.utils.cssRule('body','') =>null //��ո��keyֵ�ı�����ɫ
     */
    cssRule : browser.ie ? function(key,style,doc){
            var indexList,index;
            doc = doc || document;
            if(doc.indexList){
                indexList = doc.indexList;
            }else{
                indexList = doc.indexList =  {};
            }
            var sheetStyle;
            if(!indexList[key]){
                if(style === undefined){
                    return ''
                }
                sheetStyle = doc.createStyleSheet('',index = doc.styleSheets.length);
                indexList[key] = index;
            }else{
                sheetStyle = doc.styleSheets[indexList[key]];
            }
            if(style === undefined){
                return sheetStyle.cssText
            }
            sheetStyle.cssText = style || ''
        }:function(key,style,doc){
            doc = doc || document;
            var head = doc.getElementsByTagName('head')[0],node;
            if(!(node = doc.getElementById(key))){
                if(style === undefined){
                    return ''
                }
                node = doc.createElement('style');
                node.id = key;
                head.appendChild(node)
            }
            if(style === undefined){
                return node.innerHTML
            }
            if(style !== ''){
                node.innerHTML = style;
            }else{
                head.removeChild(node)
            }
        }

};
/**
 * �ж�str�Ƿ�Ϊ�ַ�
 * @name isString
 * @grammar UE.utils.isString(str) => true|false
 */
/**
 * �ж�array�Ƿ�Ϊ����
 * @name isArray
 * @grammar UE.utils.isArray(obj) => true|false
 */
/**
 * �ж�obj�����Ƿ�Ϊ����
 * @name isFunction
 * @grammar UE.utils.isFunction(obj)  => true|false
 */
/**
 * �ж�obj�����Ƿ�Ϊ����
 * @name isNumber
 * @grammar UE.utils.isNumber(obj)  => true|false
 */
utils.each(['String','Function','Array','Number','RegExp'],function(v){
    UE.utils['is' + v] = function(obj){
        return Object.prototype.toString.apply(obj) == '[object ' + v + ']';
    }
});
/**
 * @file
 * @name UE.EventBase
 * @short EventBase
 * @import editor.js,core/utils.js
 * @desc UE���õ��¼����࣬�̳д���Ķ�Ӧ�ཫ��ȡaddListener,removeListener,fireEvent������
 * ��UE�У�Editor�Լ�����uiʵ��̳��˸��࣬�ʿ����ڶ�Ӧ��ui�����Լ�editor������ʹ������������
 */
var EventBase = UE.EventBase = function () {};

EventBase.prototype = {
    /**
     * ע���¼�������
     * @name addListener
     * @grammar editor.addListener(types,fn)  //typesΪ�¼���ƣ�������ÿո�ָ�
     * @example
     * editor.addListener('selectionchange',function(){
     *      console.log("ѡ���Ѿ��仯��");
     * })
     * editor.addListener('beforegetcontent aftergetcontent',function(type){
     *         if(type == 'beforegetcontent'){
     *             //do something
     *         }else{
     *             //do something
     *         }
     *         console.log(this.getContent) // this��ע����¼��ı༭��ʵ��
     * })
     */
    addListener:function (types, listener) {
        types = utils.trim(types).split(' ');
        for (var i = 0, ti; ti = types[i++];) {
            getListener(this, ti, true).push(listener);
        }
    },
    /**
     * �Ƴ��¼�������
     * @name removeListener
     * @grammar editor.removeListener(types,fn)  //typesΪ�¼���ƣ�������ÿո�ָ�
     * @example
     * //changeCallbackΪ������
     * editor.removeListener("selectionchange",changeCallback);
     */
    removeListener:function (types, listener) {
        types = utils.trim(types).split(' ');
        for (var i = 0, ti; ti = types[i++];) {
            utils.removeItem(getListener(this, ti) || [], listener);
        }
    },
    /**
     * �����¼�
     * @name fireEvent
     * @grammar editor.fireEvent(types)  //typesΪ�¼���ƣ�������ÿո�ָ�
     * @example
     * editor.fireEvent("selectionchange");
     */
    fireEvent:function (types) {
        types = utils.trim(types).split(' ');
        for (var i = 0, ti; ti = types[i++];) {
            var listeners = getListener(this, ti),
                r, t, k;
            if (listeners) {
                k = listeners.length;
                while (k--) {
                    if(!listeners[k])continue;
                    t = listeners[k].apply(this, arguments);
                    if(t === true){
                        return t;
                    }
                    if (t !== undefined) {
                        r = t;
                    }
                }
            }
            if (t = this['on' + ti.toLowerCase()]) {
                r = t.apply(this, arguments);
            }
        }
        return r;
    }
};
/**
 * ��ö�����ӵ�м������͵����м�����
 * @public
 * @function
 * @param {Object} obj  ��ѯ�������Ķ���
 * @param {String} type �¼�����
 * @param {Boolean} force  Ϊtrue�ҵ�ǰ����type���͵�������������ʱ������һ���ռ���������
 * @returns {Array} ����������
 */
function getListener(obj, type, force) {
    var allListeners;
    type = type.toLowerCase();
    return ( ( allListeners = ( obj.__allListeners || force && ( obj.__allListeners = {} ) ) )
        && ( allListeners[type] || force && ( allListeners[type] = [] ) ) );
}


///import editor.js
///import core/dom/dom.js
/**
 * dtd html���廯��������
 * @constructor
 * @namespace dtd
 */
var dtd = dom.dtd = (function() {
    function _( s ) {
        for (var k in s) {
            s[k.toUpperCase()] = s[k];
        }
        return s;
    }
    function X( t ) {
        var a = arguments;
        for ( var i=1; i<a.length; i++ ) {
            var x = a[i];
            for ( var k in x ) {
                if (!t.hasOwnProperty(k)) {
                    t[k] = x[k];
                }
            }
        }
        return t;
    }
    var A = _({isindex:1,fieldset:1}),
        B = _({input:1,button:1,select:1,textarea:1,label:1}),
        C = X( _({a:1}), B ),
        D = X( {iframe:1}, C ),
        E = _({hr:1,ul:1,menu:1,div:1,blockquote:1,noscript:1,table:1,center:1,address:1,dir:1,pre:1,h5:1,dl:1,h4:1,noframes:1,h6:1,ol:1,h1:1,h3:1,h2:1}),
        F = _({ins:1,del:1,script:1,style:1}),
        G = X( _({b:1,acronym:1,bdo:1,'var':1,'#':1,abbr:1,code:1,br:1,i:1,cite:1,kbd:1,u:1,strike:1,s:1,tt:1,strong:1,q:1,samp:1,em:1,dfn:1,span:1}), F ),
        H = X( _({sub:1,img:1,embed:1,object:1,sup:1,basefont:1,map:1,applet:1,font:1,big:1,small:1}), G ),
        I = X( _({p:1}), H ),
        J = X( _({iframe:1}), H, B ),
        K = _({img:1,embed:1,noscript:1,br:1,kbd:1,center:1,button:1,basefont:1,h5:1,h4:1,samp:1,h6:1,ol:1,h1:1,h3:1,h2:1,form:1,font:1,'#':1,select:1,menu:1,ins:1,abbr:1,label:1,code:1,table:1,script:1,cite:1,input:1,iframe:1,strong:1,textarea:1,noframes:1,big:1,small:1,span:1,hr:1,sub:1,bdo:1,'var':1,div:1,object:1,sup:1,strike:1,dir:1,map:1,dl:1,applet:1,del:1,isindex:1,fieldset:1,ul:1,b:1,acronym:1,a:1,blockquote:1,i:1,u:1,s:1,tt:1,address:1,q:1,pre:1,p:1,em:1,dfn:1}),

        L = X( _({a:0}), J ),//a���ܱ��п������԰���
        M = _({tr:1}),
        N = _({'#':1}),
        O = X( _({param:1}), K ),
        P = X( _({form:1}), A, D, E, I ),
        Q = _({li:1}),
        R = _({style:1,script:1}),
        S = _({base:1,link:1,meta:1,title:1}),
        T = X( S, R ),
        U = _({head:1,body:1}),
        V = _({html:1});

    var block = _({address:1,blockquote:1,center:1,dir:1,div:1,dl:1,fieldset:1,form:1,h1:1,h2:1,h3:1,h4:1,h5:1,h6:1,hr:1,isindex:1,menu:1,noframes:1,ol:1,p:1,pre:1,table:1,ul:1}),
        //����ſ��embed������˽����ʶ������ճ�����������������ʱȥ�� ,embed:1
        empty =  _({area:1,base:1,br:1,col:1,hr:1,img:1,input:1,link:1,meta:1,param:1,embed:1});

    return  _({

        // $ ��ʾ�Զ�������

        // body���Ԫ���б�.
        $nonBodyContent: X( V, U, S ),

        //��ṹԪ���б�
        $block : block,

        //����Ԫ���б�
        $inline : L,

        $body : X( _({script:1,style:1}), block ),

        $cdata : _({script:1,style:1}),

        //�Ապ�Ԫ��
        $empty : empty,

        //�����Ապϣ���������rangeѡ�����
        $nonChild : _({iframe:1,textarea:1}),
        //�б�Ԫ���б�
        $listItem : _({dd:1,dt:1,li:1}),

        //�б��Ԫ���б�
        $list: _({ul:1,ol:1,dl:1}),

        //������Ϊ�ǿյ�Ԫ��
        $isNotEmpty : _({table:1,ul:1,ol:1,dl:1,iframe:1,area:1,base:1,col:1,hr:1,img:1,embed:1,input:1,link:1,meta:1,param:1,h1:1,h2:1,h3:1,h4:1,h5:1,h6:1}),

        //���û���ӽڵ�Ϳ���ɾ���Ԫ���б?��span,a
        $removeEmpty : _({a:1,abbr:1,acronym:1,address:1,b:1,bdo:1,big:1,cite:1,code:1,del:1,dfn:1,em:1,font:1,i:1,ins:1,label:1,kbd:1,q:1,s:1,samp:1,small:1,span:1,strike:1,strong:1,sub:1,sup:1,tt:1,u:1,'var':1}),

        $removeEmptyBlock : _({'p':1,'div':1}),

        //��tableԪ�����Ԫ���б�
        $tableContent : _({caption:1,col:1,colgroup:1,tbody:1,td:1,tfoot:1,th:1,thead:1,tr:1,table:1}),
        //��ת���ı�ǩ
        $notTransContent : _({pre:1,script:1,style:1,textarea:1}),
        html: U,
        head: T,
        style: N,
        script: N,
        body: P,
        base: {},
        link: {},
        meta: {},
        title: N,
        col : {},
        tr : _({td:1,th:1}),
        img : {},
        embed: {},
        colgroup : _({thead:1,col:1,tbody:1,tr:1,tfoot:1}),
        noscript : P,
        td : P,
        br : {},
        th : P,
        center : P,
        kbd : L,
        button : X( I, E ),
        basefont : {},
        h5 : L,
        h4 : L,
        samp : L,
        h6 : L,
        ol : Q,
        h1 : L,
        h3 : L,
        option : N,
        h2 : L,
        form : X( A, D, E, I ),
        select : _({optgroup:1,option:1}),
        font : L,
        ins : L,
        menu : Q,
        abbr : L,
        label : L,
        table : _({thead:1,col:1,tbody:1,tr:1,colgroup:1,caption:1,tfoot:1}),
        code : L,
        tfoot : M,
        cite : L,
        li : P,
        input : {},
        iframe : P,
        strong : L,
        textarea : N,
        noframes : P,
        big : L,
        small : L,
        span :_({'#':1,br:1}),
        hr : L,
        dt : L,
        sub : L,
        optgroup : _({option:1}),
        param : {},
        bdo : L,
        'var' : L,
        div : P,
        object : O,
        sup : L,
        dd : P,
        strike : L,
        area : {},
        dir : Q,
        map : X( _({area:1,form:1,p:1}), A, F, E ),
        applet : O,
        dl : _({dt:1,dd:1}),
        del : L,
        isindex : {},
        fieldset : X( _({legend:1}), K ),
        thead : M,
        ul : Q,
        acronym : L,
        b : L,
        a : X( _({a:1}), J ),
        blockquote :X(_({td:1,tr:1,tbody:1,li:1}),P),
        caption : L,
        i : L,
        u : L,
        tbody : M,
        s : L,
        address : X( D, I ),
        tt : L,
        legend : L,
        q : L,
        pre : X( G, C ),
        p : X(_({'a':1}),L),
        em :L,
        dfn : L
    });
})();

/**
 * @file
 * @name UE.dom.domUtils
 * @short DomUtils
 * @import editor.js, core/utils.js,core/browser.js,core/dom/dtd.js
 * @desc UEditor��װ�ĵײ�dom������
 */
function getDomNode(node, start, ltr, startFromChild, fn, guard) {
    var tmpNode = startFromChild && node[start],
        parent;
    !tmpNode && (tmpNode = node[ltr]);
    while (!tmpNode && (parent = (parent || node).parentNode)) {
        if (parent.tagName == 'BODY' || guard && !guard(parent)) {
            return null;
        }
        tmpNode = parent[ltr];
    }
    if (tmpNode && fn && !fn(tmpNode)) {
        return  getDomNode(tmpNode, start, ltr, false, fn);
    }
    return tmpNode;
}
var attrFix = ie && browser.version < 9 ? {
        tabindex:"tabIndex",
        readonly:"readOnly",
        "for":"htmlFor",
        "class":"className",
        maxlength:"maxLength",
        cellspacing:"cellSpacing",
        cellpadding:"cellPadding",
        rowspan:"rowSpan",
        colspan:"colSpan",
        usemap:"useMap",
        frameborder:"frameBorder"
    } : {
        tabindex:"tabIndex",
        readonly:"readOnly"
    },
    styleBlock = utils.listToMap([
        '-webkit-box', '-moz-box', 'block' ,
        'list-item' , 'table' , 'table-row-group' ,
        'table-header-group', 'table-footer-group' ,
        'table-row' , 'table-column-group' , 'table-column' ,
        'table-cell' , 'table-caption'
    ]);
var domUtils = dom.domUtils = {
    //�ڵ㳣��
    NODE_ELEMENT:1,
    NODE_DOCUMENT:9,
    NODE_TEXT:3,
    NODE_COMMENT:8,
    NODE_DOCUMENT_FRAGMENT:11,

    //λ�ù�ϵ
    POSITION_IDENTICAL:0,
    POSITION_DISCONNECTED:1,
    POSITION_FOLLOWING:2,
    POSITION_PRECEDING:4,
    POSITION_IS_CONTAINED:8,
    POSITION_CONTAINS:16,
    //ie6ʹ������Ļ���һ�οհ׳���
    fillChar:ie && browser.version == '6' ? '\ufeff' : '\u200B',
    //-------------------------Node����--------------------------------
    keys:{
        /*Backspace*/ 8:1, /*Delete*/ 46:1,
        /*Shift*/ 16:1, /*Ctrl*/ 17:1, /*Alt*/ 18:1,
        37:1, 38:1, 39:1, 40:1,
        13:1 /*enter*/
    },
    /**
     * ��ȡ�ڵ�A����ڽڵ�B��λ�ù�ϵ
     * @name getPosition
     * @grammar UE.dom.domUtils.getPosition(nodeA,nodeB)  =>  Number
     * @example
     *  switch (returnValue) {
     *      case 0: //��ȣ�ͬһ�ڵ�
     *      case 1: //�޹أ��ڵ㲻����
     *      case 2: //���棬���ڵ�Aͷ��λ�ڽڵ�Bͷ���ĺ���
     *      case 4: //ǰ�ã����ڵ�Aͷ��λ�ڽڵ�Bͷ����ǰ��
     *      case 8: //������ڵ�A���ڵ�B��
     *      case 10://������ͣ����ڵ�A�������ڵ�B�ұ��ڵ�B��ʵ���ϣ�����ض����棬����returnValue��ʵ�ϲ������8�������
     *      case 16://����ڵ�A��ڵ�B
     *      case 20://������ͣ����ڵ�A����ǰ�ýڵ�A�Ұ�ڵ�B��ͬ������ض�ǰ�ã�����returnValue��ʵ��Ҳ�������16�����
     *  }
     */
    getPosition:function (nodeA, nodeB) {
        // ��������ڵ���ͬһ���ڵ�
        if (nodeA === nodeB) {
            // domUtils.POSITION_IDENTICAL
            return 0;
        }
        var node,
            parentsA = [nodeA],
            parentsB = [nodeB];
        node = nodeA;
        while (node = node.parentNode) {
            // ���nodeB��nodeA�����Ƚڵ�
            if (node === nodeB) {
                // domUtils.POSITION_IS_CONTAINED + domUtils.POSITION_FOLLOWING
                return 10;
            }
            parentsA.push(node);
        }
        node = nodeB;
        while (node = node.parentNode) {
            // ���nodeA��nodeB�����Ƚڵ�
            if (node === nodeA) {
                // domUtils.POSITION_CONTAINS + domUtils.POSITION_PRECEDING
                return 20;
            }
            parentsB.push(node);
        }
        parentsA.reverse();
        parentsB.reverse();
        if (parentsA[0] !== parentsB[0]) {
            // domUtils.POSITION_DISCONNECTED
            return 1;
        }
        var i = -1;
        while (i++, parentsA[i] === parentsB[i]) {
        }
        nodeA = parentsA[i];
        nodeB = parentsB[i];
        while (nodeA = nodeA.nextSibling) {
            if (nodeA === nodeB) {
                // domUtils.POSITION_PRECEDING
                return 4
            }
        }
        // domUtils.POSITION_FOLLOWING
        return  2;
    },

    /**
     * ���ؽڵ�node�ڸ��ڵ��е�����λ��
     * @name getNodeIndex
     * @grammar UE.dom.domUtils.getNodeIndex(node)  => Number  //����ֵ��0��ʼ
     */
    getNodeIndex:function (node, ignoreTextNode) {
        var preNode = node,
            i = 0;
        while (preNode = preNode.previousSibling) {
            if (ignoreTextNode && preNode.nodeType == 3) {
                if(preNode.nodeType != preNode.nextSibling.nodeType ){
                    i++;
                }
                continue;
            }
            i++;
        }
        return i;
    },

    /**
     * ���ڵ�node�Ƿ��ڽڵ�doc�����ϣ�ʵ�����Ǽ���Ƿ�doc��
     * @name inDoc
     * @grammar UE.dom.domUtils.inDoc(node,doc)   =>  true|false
     */
    inDoc:function (node, doc) {
        return domUtils.getPosition(node, doc) == 10;
    },
    /**
     * ����node�ڵ�����Ƚڵ�
     * @name findParent
     * @grammar UE.dom.domUtils.findParent(node)  => Element  // ֱ�ӷ���node�ڵ�ĸ��ڵ�
     * @grammar UE.dom.domUtils.findParent(node,filterFn)  => Element  //filterFnΪ���˺���node��Ϊ�����trueʱ�ŻὫnode��Ϊ���Ҫ��Ľڵ㷵��
     * @grammar UE.dom.domUtils.findParent(node,filterFn,includeSelf)  => Element  //includeSelfָ���Ƿ������
     */
    findParent:function (node, filterFn, includeSelf) {
        if (node && !domUtils.isBody(node)) {
            node = includeSelf ? node : node.parentNode;
            while (node) {
                if (!filterFn || filterFn(node) || domUtils.isBody(node)) {
                    return filterFn && !filterFn(node) && domUtils.isBody(node) ? null : node;
                }
                node = node.parentNode;
            }
        }
        return null;
    },
    /**
     * ͨ��tagName����node�ڵ�����Ƚڵ�
     * @name findParentByTagName
     * @grammar UE.dom.domUtils.findParentByTagName(node,tagNames)   =>  Element  //tagNames֧�����飬��ִ�Сд
     * @grammar UE.dom.domUtils.findParentByTagName(node,tagNames,includeSelf)   =>  Element  //includeSelfָ���Ƿ������
     * @grammar UE.dom.domUtils.findParentByTagName(node,tagNames,includeSelf,excludeFn)   =>  Element  //excludeFnָ�������������������trueʱ���Ըýڵ�
     */
    findParentByTagName:function (node, tagNames, includeSelf, excludeFn) {
        tagNames = utils.listToMap(utils.isArray(tagNames) ? tagNames : [tagNames]);
        return domUtils.findParent(node, function (node) {
            return tagNames[node.tagName] && !(excludeFn && excludeFn(node));
        }, includeSelf);
    },
    /**
     * ���ҽڵ�node�����Ƚڵ㼯��
     * @name findParents
     * @grammar UE.dom.domUtils.findParents(node)  => Array  //����һ�����Ƚڵ����鼯�ϣ���������
     * @grammar UE.dom.domUtils.findParents(node,includeSelf)  => Array  //����һ�����Ƚڵ����鼯�ϣ�includeSelfָ���Ƿ������
     * @grammar UE.dom.domUtils.findParents(node,includeSelf,filterFn)  => Array  //����һ�����Ƚڵ����鼯�ϣ�filterFnָ����������������true��node����ѡȡ
     * @grammar UE.dom.domUtils.findParents(node,includeSelf,filterFn,closerFirst)  => Array  //����һ�����Ƚڵ����鼯�ϣ�closerFirstΪtrue�Ļ���node��ֱ�Ӹ��׽ڵ�������ĵ�0��
     */
    findParents:function (node, includeSelf, filterFn, closerFirst) {
        var parents = includeSelf && ( filterFn && filterFn(node) || !filterFn ) ? [node] : [];
        while (node = domUtils.findParent(node, filterFn)) {
            parents.push(node);
        }
        return closerFirst ? parents : parents.reverse();
    },

    /**
     * �ڽڵ�node��������½ڵ�newNode
     * @name insertAfter
     * @grammar UE.dom.domUtils.insertAfter(node,newNode)  => newNode
     */
    insertAfter:function (node, newNode) {
        return node.parentNode.insertBefore(newNode, node.nextSibling);
    },

    /**
     * ɾ��ڵ�node�������keepChildrenָ���Ƿ����ӽڵ�
     * @name remove
     * @grammar UE.dom.domUtils.remove(node)  =>  node
     * @grammar UE.dom.domUtils.remove(node,keepChildren)  =>  node
     */
    remove:function (node, keepChildren) {
        var parent = node.parentNode,
            child;
        if (parent) {
            if (keepChildren && node.hasChildNodes()) {
                while (child = node.firstChild) {
                    parent.insertBefore(child, node);
                }
            }
            parent.removeChild(node);
        }
        return node;
    },

    /**
     * ȡ��node�ڵ���dom���ϵ���һ���ڵ�,�����������
     * @name  getNextDomNode
     * @grammar UE.dom.domUtils.getNextDomNode(node)  => Element
     * @example
     */
    getNextDomNode:function (node, startFromChild, filterFn, guard) {
        return getDomNode(node, 'firstChild', 'nextSibling', startFromChild, filterFn, guard);
    },
    /**
     * ���ڵ�node�Ƿ�����bookmark�ڵ�
     * @name isBookmarkNode
     * @grammar UE.dom.domUtils.isBookmarkNode(node)  => true|false
     */
    isBookmarkNode:function (node) {
        return node.nodeType == 1 && node.id && /^_baidu_bookmark_/i.test(node.id);
    },
    /**
     * ��ȡ�ڵ�node���ڵ�window����
     * @name  getWindow
     * @grammar UE.dom.domUtils.getWindow(node)  => window����
     */
    getWindow:function (node) {
        var doc = node.ownerDocument || node;
        return doc.defaultView || doc.parentWindow;
    },
    /**
     * �õ�nodeA��nodeB���������Ƚڵ�
     * @name  getCommonAncestor
     * @grammar UE.dom.domUtils.getCommonAncestor(nodeA,nodeB)  => Element
     */
    getCommonAncestor:function (nodeA, nodeB) {
        if (nodeA === nodeB)
            return nodeA;
        var parentsA = [nodeA] , parentsB = [nodeB], parent = nodeA, i = -1;
        while (parent = parent.parentNode) {
            if (parent === nodeB) {
                return parent;
            }
            parentsA.push(parent);
        }
        parent = nodeB;
        while (parent = parent.parentNode) {
            if (parent === nodeA)
                return parent;
            parentsB.push(parent);
        }
        parentsA.reverse();
        parentsB.reverse();
        while (i++, parentsA[i] === parentsB[i]) {
        }
        return i == 0 ? null : parentsA[i - 1];

    },
    /**
     * ���node�ڵ������ֵ�Ϊ�յ�inline�ڵ�
     * @name clearEmptySibling
     * @grammar UE.dom.domUtils.clearEmptySibling(node)
     * @grammar UE.dom.domUtils.clearEmptySibling(node,ignoreNext)  //ignoreNextָ���Ƿ�����ұ߿սڵ�
     * @grammar UE.dom.domUtils.clearEmptySibling(node,ignoreNext,ignorePre)  //ignorePreָ���Ƿ������߿սڵ�
     * @example
     * <b></b><i></i>xxxx<b>bb</b> --> xxxx<b>bb</b>
     */
    clearEmptySibling:function (node, ignoreNext, ignorePre) {
        function clear(next, dir) {
            var tmpNode;
            while (next && !domUtils.isBookmarkNode(next) && (domUtils.isEmptyInlineElement(next)
                //���ﲻ�ܰѿո��������ɿո�ɵ����������ּ�Ŀո񶪵���
                || !new RegExp('[^\t\n\r' + domUtils.fillChar + ']').test(next.nodeValue) )) {
                tmpNode = next[dir];
                domUtils.remove(next);
                next = tmpNode;
            }
        }
        !ignoreNext && clear(node.nextSibling, 'nextSibling');
        !ignorePre && clear(node.previousSibling, 'previousSibling');
    },
    /**
     * ��һ���ı��ڵ�node��ֳ������ı��ڵ㣬offsetָ�����λ��
     * @name split
     * @grammar UE.dom.domUtils.split(node,offset)  =>  TextNode  //���ش��з�λ�ÿ�ʼ�ĺ�һ���ı��ڵ�
     */
    split:function (node, offset) {
        var doc = node.ownerDocument;
        if (browser.ie && offset == node.nodeValue.length) {
            var next = doc.createTextNode('');
            return domUtils.insertAfter(node, next);
        }
        var retval = node.splitText(offset);
        //ie8��splitText�������childNodes,�����ֶ�������ĸ���
        if (browser.ie8) {
            var tmpNode = doc.createTextNode('');
            domUtils.insertAfter(retval, tmpNode);
            domUtils.remove(tmpNode);
        }
        return retval;
    },

    /**
     * ���ڵ�node�Ƿ�Ϊ�սڵ㣨�����ո񡢻��С�ռλ����ַ�
     * @name  isWhitespace
     * @grammar  UE.dom.domUtils.isWhitespace(node)  => true|false
     */
    isWhitespace:function (node) {
        return !new RegExp('[^ \t\n\r' + domUtils.fillChar + ']').test(node.nodeValue);
    },
    /**
     * ��ȡԪ��element�����viewport��λ�����
     * @name getXY
     * @grammar UE.dom.domUtils.getXY(element)  => Object //����������{x:left,y:top}
     */
    getXY:function (element) {
        var x = 0, y = 0;
        while (element.offsetParent) {
            y += element.offsetTop;
            x += element.offsetLeft;
            element = element.offsetParent;
        }
        return { 'x':x, 'y':y};
    },
    /**
     * ΪԪ��element��ԭ��DOM�¼���typeΪ�¼����ͣ�handlerΪ���?��
     * @name on
     * @grammar UE.dom.domUtils.on(element,type,handler)   //type֧�����鴫��
     * @example
     * UE.dom.domUtils.on(document.body,"click",function(e){
     *     //eΪ�¼�����thisΪ�����Ԫ�ض�Ϸ�Ǹ�
     * })
     * @example
     * UE.dom.domUtils.on(document.body,["click","mousedown"],function(evt){
     *     //evtΪ�¼�����thisΪ�����Ԫ�ض���
     * })
     */
    on:function (element, type, handler) {
        var types = utils.isArray(type) ? type : [type],
            k = types.length;
        if (k) while (k--) {
            type = types[k];
            if (element.addEventListener) {
                element.addEventListener(type, handler, false);
            } else {
                if (!handler._d) {
                    handler._d = {
                        els : []
                    };
                }
                var key = type + handler.toString(),index = utils.indexOf(handler._d.els,element);
                if (!handler._d[key] || index == -1) {
                    if(index == -1){
                        handler._d.els.push(element);
                    }
                    if(!handler._d[key]){
                        handler._d[key] = function (evt) {
                            return handler.call(evt.srcElement, evt || window.event);
                        };
                    }


                    element.attachEvent('on' + type, handler._d[key]);
                }
            }
        }
        element = null;
    },
    /**
     * ���ԭ��DOM�¼���
     * @name un
     * @grammar  UE.dom.donUtils.un(element,type,handler)  //�μ�<code><a href="#on">on</a></code>
     */
    un:function (element, type, handler) {
        var types = utils.isArray(type) ? type : [type],
            k = types.length;
        if (k) while (k--) {
            type = types[k];
            if (element.removeEventListener) {
                element.removeEventListener(type, handler, false);
            } else {
                var key = type + handler.toString();
                try{
                    element.detachEvent('on' + type, handler._d ? handler._d[key] : handler);
                }catch(e){}
                if (handler._d && handler._d[key]) {
                    var index = utils.indexOf(handler._d.els,element);
                    if(index!=-1){
                        handler._d.els.splice(index,1);
                    }
                    handler._d.els.length == 0 && delete handler._d[key];
                }
            }
        }
    },

    /**
     * �ȽϽڵ�nodeA��ڵ�nodeB�Ƿ������ͬ�ı�ǩ���������Լ�����ֵ
     * @name  isSameElement
     * @grammar UE.dom.domUtils.isSameElement(nodeA,nodeB) => true|false
     * @example
     * <span  style="font-size:12px">ssss</span> and <span style="font-size:12px">bbbbb</span>   => true
     * <span  style="font-size:13px">ssss</span> and <span style="font-size:12px">bbbbb</span>   => false
     */
    isSameElement:function (nodeA, nodeB) {
        if (nodeA.tagName != nodeB.tagName) {
            return false;
        }
        var thisAttrs = nodeA.attributes,
            otherAttrs = nodeB.attributes;
        if (!ie && thisAttrs.length != otherAttrs.length) {
            return false;
        }
        var attrA, attrB, al = 0, bl = 0;
        for (var i = 0; attrA = thisAttrs[i++];) {
            if (attrA.nodeName == 'style') {
                if (attrA.specified) {
                    al++;
                }
                if (domUtils.isSameStyle(nodeA, nodeB)) {
                    continue;
                } else {
                    return false;
                }
            }
            if (ie) {
                if (attrA.specified) {
                    al++;
                    attrB = otherAttrs.getNamedItem(attrA.nodeName);
                } else {
                    continue;
                }
            } else {
                attrB = nodeB.attributes[attrA.nodeName];
            }
            if (!attrB.specified || attrA.nodeValue != attrB.nodeValue) {
                return false;
            }
        }
        // �п���attrB�����԰���attrA������֮�⻹���Լ�������
        if (ie) {
            for (i = 0; attrB = otherAttrs[i++];) {
                if (attrB.specified) {
                    bl++;
                }
            }
            if (al != bl) {
                return false;
            }
        }
        return true;
    },

    /**
     * �жϽڵ�nodeA��ڵ�nodeB��Ԫ�������Ƿ�һ��
     * @name isSameStyle
     * @grammar UE.dom.domUtils.isSameStyle(nodeA,nodeB) => true|false
     */
    isSameStyle:function (nodeA, nodeB) {
        var styleA = nodeA.style.cssText.replace(/( ?; ?)/g, ';').replace(/( ?: ?)/g, ':'),
            styleB = nodeB.style.cssText.replace(/( ?; ?)/g, ';').replace(/( ?: ?)/g, ':');
        if (browser.opera) {
            styleA = nodeA.style;
            styleB = nodeB.style;
            if (styleA.length != styleB.length)
                return false;
            for (var p in styleA) {
                if (/^(\d+|csstext)$/i.test(p)) {
                    continue;
                }
                if (styleA[p] != styleB[p]) {
                    return false;
                }
            }
            return true;
        }
        if (!styleA || !styleB) {
            return styleA == styleB;
        }
        styleA = styleA.split(';');
        styleB = styleB.split(';');
        if (styleA.length != styleB.length) {
            return false;
        }
        for (var i = 0, ci; ci = styleA[i++];) {
            if (utils.indexOf(styleB, ci) == -1) {
                return false;
            }
        }
        return true;
    },
    /**
     * ���ڵ�node�Ƿ�Ϊ��Ԫ��
     * @name isBlockElm
     * @grammar UE.dom.domUtils.isBlockElm(node)  => true|false
     */
    isBlockElm:function (node) {
        return node.nodeType == 1 && (dtd.$block[node.tagName] || styleBlock[domUtils.getComputedStyle(node, 'display')]) && !dtd.$nonChild[node.tagName];
    },
    /**
     * ���node�ڵ��Ƿ�Ϊbody�ڵ�
     * @name isBody
     * @grammar UE.dom.domUtils.isBody(node)   => true|false
     */
    isBody:function (node) {
        return  node && node.nodeType == 1 && node.tagName.toLowerCase() == 'body';
    },
    /**
     * ��node�ڵ�Ϊ���ģ����ýڵ��ָ�����Ƚڵ�parent��ֳ�2��
     * @name  breakParent
     * @grammar UE.dom.domUtils.breakParent(node,parent) => node
     * @desc
     * <code type="html"><b>ooo</b>��node�ڵ�
     * <p>xxxx<b>ooo</b>xxx</p> ==> <p>xxx</p><b>ooo</b><p>xxx</p>
     * <p>xxxxx<span>xxxx<b>ooo</b>xxxxxx</span></p>   =>   <p>xxxxx<span>xxxx</span></p><b>ooo</b><p><span>xxxxxx</span></p></code>
     */
    breakParent:function (node, parent) {
        var tmpNode,
            parentClone = node,
            clone = node,
            leftNodes,
            rightNodes;
        do {
            parentClone = parentClone.parentNode;
            if (leftNodes) {
                tmpNode = parentClone.cloneNode(false);
                tmpNode.appendChild(leftNodes);
                leftNodes = tmpNode;
                tmpNode = parentClone.cloneNode(false);
                tmpNode.appendChild(rightNodes);
                rightNodes = tmpNode;
            } else {
                leftNodes = parentClone.cloneNode(false);
                rightNodes = leftNodes.cloneNode(false);
            }
            while (tmpNode = clone.previousSibling) {
                leftNodes.insertBefore(tmpNode, leftNodes.firstChild);
            }
            while (tmpNode = clone.nextSibling) {
                rightNodes.appendChild(tmpNode);
            }
            clone = parentClone;
        } while (parent !== parentClone);
        tmpNode = parent.parentNode;
        tmpNode.insertBefore(leftNodes, parent);
        tmpNode.insertBefore(rightNodes, parent);
        tmpNode.insertBefore(node, rightNodes);
        domUtils.remove(parent);
        return node;
    },
    /**
     * ���ڵ�node�Ƿ��ǿ�inline�ڵ�
     * @name  isEmptyInlineElement
     * @grammar   UE.dom.domUtils.isEmptyInlineElement(node)  => 1|0
     * @example
     * <b><i></i></b> => 1
     * <b><i></i><u></u></b> => 1
     * <b></b> => 1
     * <b>xx<i></i></b> => 0
     */
    isEmptyInlineElement:function (node) {
        if (node.nodeType != 1 || !dtd.$removeEmpty[ node.tagName ]) {
            return 0;
        }
        node = node.firstChild;
        while (node) {
            //����Ǵ�����bookmark�����
            if (domUtils.isBookmarkNode(node)) {
                return 0;
            }
            if (node.nodeType == 1 && !domUtils.isEmptyInlineElement(node) ||
                node.nodeType == 3 && !domUtils.isWhitespace(node)
                ) {
                return 0;
            }
            node = node.nextSibling;
        }
        return 1;

    },

    /**
     * ɾ��node�ڵ��µ����ҿհ��ı��ӽڵ�
     * @name trimWhiteTextNode
     * @grammar UE.dom.domUtils.trimWhiteTextNode(node)
     */
    trimWhiteTextNode:function (node) {
        function remove(dir) {
            var child;
            while ((child = node[dir]) && child.nodeType == 3 && domUtils.isWhitespace(child)) {
                node.removeChild(child);
            }
        }
        remove('firstChild');
        remove('lastChild');
    },

    /**
     * �ϲ�node�ڵ�����ͬ���ӽڵ�
     * @name mergeChild
     * @desc
     * UE.dom.domUtils.mergeChild(node,tagName) //tagNameҪ�ϲ����ӽڵ�ı�ǩ
     * @example
     * <p><span style="font-size:12px;">xx<span style="font-size:12px;">aa</span>xx</span></p>
     * ==> UE.dom.domUtils.mergeChild(node,'span')
     * <p><span style="font-size:12px;">xxaaxx</span></p>
     */
    mergeChild:function (node, tagName, attrs) {
        var list = domUtils.getElementsByTagName(node, node.tagName.toLowerCase());
        for (var i = 0, ci; ci = list[i++];) {
            if (!ci.parentNode || domUtils.isBookmarkNode(ci)) {
                continue;
            }
            //span��������
            if (ci.tagName.toLowerCase() == 'span') {
                if (node === ci.parentNode) {
                    domUtils.trimWhiteTextNode(node);
                    if (node.childNodes.length == 1) {
                        node.style.cssText = ci.style.cssText + ";" + node.style.cssText;
                        domUtils.remove(ci, true);
                        continue;
                    }
                }
                ci.style.cssText = node.style.cssText + ';' + ci.style.cssText;
                if (attrs) {
                    var style = attrs.style;
                    if (style) {
                        style = style.split(';');
                        for (var j = 0, s; s = style[j++];) {
                            ci.style[utils.cssStyleToDomStyle(s.split(':')[0])] = s.split(':')[1];
                        }
                    }
                }
                if (domUtils.isSameStyle(ci, node)) {
                    domUtils.remove(ci, true);
                }
                continue;
            }
            if (domUtils.isSameElement(node, ci)) {
                domUtils.remove(ci, true);
            }
        }
    },

    /**
     * ԭ��getElementsByTagName�ķ�װ
     * @name getElementsByTagName
     * @grammar UE.dom.domUtils.getElementsByTagName(node,tagName)  => Array  //�ڵ㼯������
     */
    getElementsByTagName:function (node, name,filter) {
        if(filter && utils.isString(filter)){
           var className = filter;
           filter =  function(node){return domUtils.hasClass(node,className)}
        }
        name = utils.trim(name).replace(/[ ]{2,}/g,' ').split(' ');
        var arr = [];
        for(var n = 0,ni;ni=name[n++];){
            var list = node.getElementsByTagName(ni);
            for (var i = 0, ci; ci = list[i++];) {
                if(!filter || filter(ci))
                    arr.push(ci);
            }
        }

        return arr;
    },
    /**
     * ���ڵ�node�ϲ������ڵ���
     * @name mergeToParent
     * @grammar UE.dom.domUtils.mergeToParent(node)
     * @example
     * <span style="color:#fff"><span style="font-size:12px">xxx</span></span> ==> <span style="color:#fff;font-size:12px">xxx</span>
     */
    mergeToParent:function (node) {
        var parent = node.parentNode;
        while (parent && dtd.$removeEmpty[parent.tagName]) {
            if (parent.tagName == node.tagName || parent.tagName == 'A') {//���a��ǩ��������
                domUtils.trimWhiteTextNode(parent);
                //span��Ҫ���⴦��  �������������� <span stlye="color:#fff">xxx<span style="color:#ccc">xxx</span>xxx</span>
                if (parent.tagName == 'SPAN' && !domUtils.isSameStyle(parent, node)
                    || (parent.tagName == 'A' && node.tagName == 'SPAN')) {
                    if (parent.childNodes.length > 1 || parent !== node.parentNode) {
                        node.style.cssText = parent.style.cssText + ";" + node.style.cssText;
                        parent = parent.parentNode;
                        continue;
                    } else {
                        parent.style.cssText += ";" + node.style.cssText;
                        //trace:952 a��ǩҪ�����»���
                        if (parent.tagName == 'A') {
                            parent.style.textDecoration = 'underline';
                        }
                    }
                }
                if (parent.tagName != 'A') {
                    parent === node.parentNode && domUtils.remove(node, true);
                    break;
                }
            }
            parent = parent.parentNode;
        }
    },
    /**
     * �ϲ��ڵ�node�������ֵܽڵ�
     * @name mergeSibling
     * @grammar UE.dom.domUtils.mergeSibling(node)
     * @grammar UE.dom.domUtils.mergeSibling(node,ignorePre)    //ignorePreָ���Ƿ�������ֵ�
     * @grammar UE.dom.domUtils.mergeSibling(node,ignorePre,ignoreNext)  //ignoreNextָ���Ƿ�������ֵ�
     * @example
     * <b>xxxx</b><b>ooo</b><b>xxxx</b> ==> <b>xxxxoooxxxx</b>
     */
    mergeSibling:function (node, ignorePre, ignoreNext) {
        function merge(rtl, start, node) {
            var next;
            if ((next = node[rtl]) && !domUtils.isBookmarkNode(next) && next.nodeType == 1 && domUtils.isSameElement(node, next)) {
                while (next.firstChild) {
                    if (start == 'firstChild') {
                        node.insertBefore(next.lastChild, node.firstChild);
                    } else {
                        node.appendChild(next.firstChild);
                    }
                }
                domUtils.remove(next);
            }
        }
        !ignorePre && merge('previousSibling', 'firstChild', node);
        !ignoreNext && merge('nextSibling', 'lastChild', node);
    },

    /**
     * ���ýڵ�node�����ӽڵ㲻�ᱻѡ��
     * @name unSelectable
     * @grammar UE.dom.domUtils.unSelectable(node)
     */
    unSelectable:ie || browser.opera ? function (node) {
        //for ie9
        node.onselectstart = function () {
            return false;
        };
        node.onclick = node.onkeyup = node.onkeydown = function () {
            return false;
        };
        node.unselectable = 'on';
        node.setAttribute("unselectable", "on");
        for (var i = 0, ci; ci = node.all[i++];) {
            switch (ci.tagName.toLowerCase()) {
                case 'iframe' :
                case 'textarea' :
                case 'input' :
                case 'select' :
                    break;
                default :
                    ci.unselectable = 'on';
                    node.setAttribute("unselectable", "on");
            }
        }
    } : function (node) {
        node.style.MozUserSelect =
            node.style.webkitUserSelect =
                node.style.KhtmlUserSelect = 'none';
    },
    /**
     * ɾ��ڵ�node�ϵ�����attrNames��attrNamesΪ�����������
     * @name  removeAttributes
     * @grammar UE.dom.domUtils.removeAttributes(node,attrNames)
     * @example
     * //Before remove
     * <span style="font-size:14px;" id="test" name="followMe">xxxxx</span>
     * //Remove
     * UE.dom.domUtils.removeAttributes(node,["id","name"]);
     * //After remove
     * <span style="font-size:14px;">xxxxx</span>
     */
    removeAttributes:function (node, attrNames) {
        attrNames = utils.isArray(attrNames) ? attrNames : utils.trim(attrNames).replace(/[ ]{2,}/g,' ').split(' ');
        for (var i = 0, ci; ci = attrNames[i++];) {
            ci = attrFix[ci] || ci;
            switch (ci) {
                case 'className':
                    node[ci] = '';
                    break;
                case 'style':
                    node.style.cssText = '';
                    !browser.ie && node.removeAttributeNode(node.getAttributeNode('style'))
            }
            node.removeAttribute(ci);
        }
    },
    /**
     * ��doc�´���һ����ǩ��Ϊtag������Ϊattrs��Ԫ��
     * @name createElement
     * @grammar UE.dom.domUtils.createElement(doc,tag,attrs)  =>  Node  //���ش����Ľڵ�
     */
    createElement:function (doc, tag, attrs) {
        return domUtils.setAttributes(doc.createElement(tag), attrs)
    },
    /**
     * Ϊ�ڵ�node�������attrs��attrsΪ���Լ�ֵ��
     * @name setAttributes
     * @grammar UE.dom.domUtils.setAttributes(node,attrs)  => node
     */
    setAttributes:function (node, attrs) {
        for (var attr in attrs) {
            if(attrs.hasOwnProperty(attr)){
                var value = attrs[attr];
                switch (attr) {
                    case 'class':
                        //ie��Ҫ����ֵ��setAttribute��������
                        node.className = value;
                        break;
                    case 'style' :
                        node.style.cssText = node.style.cssText + ";" + value;
                        break;
                    case 'innerHTML':
                        node[attr] = value;
                        break;
                    case 'value':
                        node.value = value;
                        break;
                    default:
                        node.setAttribute(attrFix[attr] || attr, value);
                }
            }
        }
        return node;
    },

    /**
     * ��ȡԪ��element�ļ�����ʽ
     * @name getComputedStyle
     * @grammar UE.dom.domUtils.getComputedStyle(element,styleName)  => String //���ض�Ӧ��ʽ��Ƶ���ʽֵ
     * @example
     * getComputedStyle(document.body,"font-size")  =>  "15px"
     * getComputedStyle(form,"color")  =>  "#ffccdd"
     */
    getComputedStyle:function (element, styleName) {
        //һ�µ����Ե�������
        var pros = 'width height top left';

        if(pros.indexOf(styleName) > -1){
            return element['offset' + styleName.replace(/^\w/,function(s){return s.toUpperCase()})] + 'px';
        }
        //�����ı��ڵ�
        if (element.nodeType == 3) {
            element = element.parentNode;
        }
        //ie��font-size��body�¶�����font-size�����currentStyle���ȡ�����font-size. ȡ����ʵ��ֵ���ʴ��޸�.
        if (browser.ie && browser.version < 9 && styleName == 'font-size' && !element.style.fontSize &&
            !dtd.$empty[element.tagName] && !dtd.$nonChild[element.tagName]) {
            var span = element.ownerDocument.createElement('span');
            span.style.cssText = 'padding:0;border:0;font-family:simsun;';
            span.innerHTML = '.';
            element.appendChild(span);
            var result = span.offsetHeight;
            element.removeChild(span);
            span = null;
            return result + 'px';
        }
        try {
            var value = domUtils.getStyle(element, styleName) ||
                (window.getComputedStyle ? domUtils.getWindow(element).getComputedStyle(element, '').getPropertyValue(styleName) :
                    ( element.currentStyle || element.style )[utils.cssStyleToDomStyle(styleName)]);

        } catch (e) {
            return "";
        }
        return utils.transUnitToPx(utils.fixColor(styleName, value));
    },
    /**
     * ��Ԫ��element��ɾ��classNames��֧��ͬʱɾ����
     * @name removeClasses
     * @grammar UE.dom.domUtils.removeClasses(element,classNames)
     * @example
     * //ִ�з���ǰ��dom�ṹ
     * <span class="test1 test2 test3">xxx</span>
     * //ִ�з���
     * UE.dom.domUtils.removeClasses(element,["test1","test3"])
     * //ִ�з������dom�ṹ
     * <span class="test2">xxx</span>
     */
    removeClasses:function (elm, classNames) {
        classNames = utils.isArray(classNames) ? classNames :
            utils.trim(classNames).replace(/[ ]{2,}/g,' ').split(' ');
        for(var i = 0,ci,cls = elm.className;ci=classNames[i++];){
            cls = cls.replace(new RegExp('\\b' + ci + '\\b'),'')
        }
        cls = utils.trim(cls).replace(/[ ]{2,}/g,' ');
        if(cls){
            elm.className = cls;
        }else{
            domUtils.removeAttributes(elm,['class']);
        }
    },
    /**
     * ��Ԫ��element������һ����ʽ��className��֧���Կո�ֿ��Ķ������
     * �����ͬ�����������
     * @name addClass
     * @grammar UE.dom.domUtils.addClass(element,classNames)
     */
    addClass:function (elm, classNames) {
        if(!elm)return;
        classNames = utils.trim(classNames).replace(/[ ]{2,}/g,' ').split(' ');
        for(var i = 0,ci,cls = elm.className;ci=classNames[i++];){
            if(!new RegExp('\\b' + ci + '\\b').test(cls)){
                elm.className += ' ' + ci;
            }
        }
    },
    /**
     * �ж�Ԫ��element�Ƿ����ʽ����className,֧���Կո�ֿ��Ķ������,�������˳��ͬҲ���ԱȽ�
     * @name hasClass
     * @grammar UE.dom.domUtils.hasClass(element,className)  =>true|false
     */
    hasClass:function (element, className) {
        if(utils.isRegExp(className)){
            return className.test(element.className)
        }
        className = utils.trim(className).replace(/[ ]{2,}/g,' ').split(' ');
        for(var i = 0,ci,cls = element.className;ci=className[i++];){
            if(!new RegExp('\\b' + ci + '\\b','i').test(cls)){
                return false;
            }
        }
        return i - 1 == className.length;
    },

    /**
     * ��ֹ�¼�Ĭ����Ϊ
     * @param {Event} evt    ��Ҫ��֯���¼�����
     */
    preventDefault:function (evt) {
        evt.preventDefault ? evt.preventDefault() : (evt.returnValue = false);
    },
    /**
     * ɾ��Ԫ��element����ʽ
     * @grammar UE.dom.domUtils.removeStyle(element,name)        ɾ�����ʽ���
     */
    removeStyle:function (element, name) {
        if(browser.ie && browser.version > 8){
            element.style.cssText = element.style.cssText.replace(new RegExp(name + '\s*:\s*[^;]+;?'),'')
        }else{
            if (element.style.removeProperty) {
                element.style.removeProperty (name);
            }else {
                element.style.removeAttribute (utils.cssStyleToDomStyle(name));
            }
        }


        if (!element.style.cssText) {
            domUtils.removeAttributes(element, ['style']);
        }
    },
    /**
     * ��ȡԪ��element��ĳ����ʽֵ
     * @name getStyle
     * @grammar UE.dom.domUtils.getStyle(element,name)  => String
     */
    getStyle:function (element, name) {
        var value = element.style[ utils.cssStyleToDomStyle(name) ];
        return utils.fixColor(name, value);
    },
    /**
     * ΪԪ��element������ʽ����ֵ
     * @name setStyle
     * @grammar UE.dom.domUtils.setStyle(element,name,value)
     */
    setStyle:function (element, name, value) {
        element.style[utils.cssStyleToDomStyle(name)] = value;
    },
    /**
     * ΪԪ��element������ʽ����ֵ
     * @name setStyles
     * @grammar UE.dom.domUtils.setStyle(element,styles)  //stylesΪ��ʽ��ֵ��
     */
    setStyles:function (element, styles) {
        for (var name in styles) {
            if (styles.hasOwnProperty(name)) {
                domUtils.setStyle(element, name, styles[name]);
            }
        }
    },
    /**
     * ɾ��_moz_dirty����
     * @function
     */
    removeDirtyAttr:function (node) {
        for (var i = 0, ci, nodes = node.getElementsByTagName('*'); ci = nodes[i++];) {
            ci.removeAttribute('_moz_dirty');
        }
        node.removeAttribute('_moz_dirty');
    },
    /**
     * �����ӽڵ������
     * @function
     * @param {Node}    node    ���ڵ�
     * @param  {Function}    fn    �����ӽڵ�Ĺ�����Ϊ�գ���õ������ӽڵ������
     * @return {Number}    ��������ӽڵ������
     */
    getChildCount:function (node, fn) {
        var count = 0, first = node.firstChild;
        fn = fn || function () {
            return 1;
        };
        while (first) {
            if (fn(first)) {
                count++;
            }
            first = first.nextSibling;
        }
        return count;
    },

    /**
     * �ж��Ƿ�Ϊ�սڵ�
     * @function
     * @param {Node}    node    �ڵ�
     * @return {Boolean}    �Ƿ�Ϊ�սڵ�
     */
    isEmptyNode:function (node) {
        return !node.firstChild || domUtils.getChildCount(node, function (node) {
            return  !domUtils.isBr(node) && !domUtils.isBookmarkNode(node) && !domUtils.isWhitespace(node)
        }) == 0
    },
    /**
     * ��սڵ����е�className
     * @function
     * @param {Array}    nodes    �ڵ�����
     */
    clearSelectedArr:function (nodes) {
        var node;
        while (node = nodes.pop()) {
            domUtils.removeAttributes(node, ['class']);
        }
    },
    /**
     * ����ʾ�����������ʾ�ڵ��λ��
     * @function
     * @param    {Node}   node    �ڵ�
     * @param    {window}   win      window����
     * @param    {Number}    offsetTop    �����Ϸ���ƫ����
     */
    scrollToView:function (node, win, offsetTop) {
        var getViewPaneSize = function () {
                var doc = win.document,
                    mode = doc.compatMode == 'CSS1Compat';
                return {
                    width:( mode ? doc.documentElement.clientWidth : doc.body.clientWidth ) || 0,
                    height:( mode ? doc.documentElement.clientHeight : doc.body.clientHeight ) || 0
                };
            },
            getScrollPosition = function (win) {
                if ('pageXOffset' in win) {
                    return {
                        x:win.pageXOffset || 0,
                        y:win.pageYOffset || 0
                    };
                }
                else {
                    var doc = win.document;
                    return {
                        x:doc.documentElement.scrollLeft || doc.body.scrollLeft || 0,
                        y:doc.documentElement.scrollTop || doc.body.scrollTop || 0
                    };
                }
            };
        var winHeight = getViewPaneSize().height, offset = winHeight * -1 + offsetTop;
        offset += (node.offsetHeight || 0);
        var elementPosition = domUtils.getXY(node);
        offset += elementPosition.y;
        var currentScroll = getScrollPosition(win).y;
        // offset += 50;
        if (offset > currentScroll || offset < currentScroll - winHeight) {
            win.scrollTo(0, offset + (offset < 0 ? -20 : 20));
        }
    },
    /**
     * �жϽڵ��Ƿ�Ϊbr
     * @function
     * @param {Node}    node   �ڵ�
     */
    isBr:function (node) {
        return node.nodeType == 1 && node.tagName == 'BR';
    },
    isFillChar:function (node,isInStart) {
        return node.nodeType == 3 && !node.nodeValue.replace(new RegExp((isInStart ? '^' : '' ) + domUtils.fillChar), '').length
    },
    isStartInblock:function (range) {
        var tmpRange = range.cloneRange(),
            flag = 0,
            start = tmpRange.startContainer,
            tmp;
        if(start.nodeType == 1 && start.childNodes[tmpRange.startOffset]){
            start = start.childNodes[tmpRange.startOffset];
            var pre = start.previousSibling;
            while(pre && domUtils.isFillChar(pre)){
                start = pre;
                pre = pre.previousSibling;
            }
        }
        if(this.isFillChar(start,true) && tmpRange.startOffset == 1){
            tmpRange.setStartBefore(start);
            start = tmpRange.startContainer;
        }

        while (start && domUtils.isFillChar(start)) {
            tmp = start;
            start = start.previousSibling
        }
        if (tmp) {
            tmpRange.setStartBefore(tmp);
            start = tmpRange.startContainer;
        }
        if (start.nodeType == 1 && domUtils.isEmptyNode(start) && tmpRange.startOffset == 1) {
            tmpRange.setStart(start, 0).collapse(true);
        }
        while (!tmpRange.startOffset) {
            start = tmpRange.startContainer;
            if (domUtils.isBlockElm(start) || domUtils.isBody(start)) {
                flag = 1;
                break;
            }
            var pre = tmpRange.startContainer.previousSibling,
                tmpNode;
            if (!pre) {
                tmpRange.setStartBefore(tmpRange.startContainer);
            } else {
                while (pre && domUtils.isFillChar(pre)) {
                    tmpNode = pre;
                    pre = pre.previousSibling;
                }
                if (tmpNode) {
                    tmpRange.setStartBefore(tmpNode);
                } else {
                    tmpRange.setStartBefore(tmpRange.startContainer);
                }
            }
        }
        return flag && !domUtils.isBody(tmpRange.startContainer) ? 1 : 0;
    },
    isEmptyBlock:function (node) {
        var reg = new RegExp('[ \t\r\n' + domUtils.fillChar + ']', 'g');
        if (node[browser.ie ? 'innerText' : 'textContent'].replace(reg, '').length > 0) {
            return 0;
        }
        for (var n in dtd.$isNotEmpty) {
            if (node.getElementsByTagName(n).length) {
                return 0;
            }
        }
        return 1;
    },

    setViewportOffset:function (element, offset) {
        var left = parseInt(element.style.left) | 0;
        var top = parseInt(element.style.top) | 0;
        var rect = element.getBoundingClientRect();
        var offsetLeft = offset.left - rect.left;
        var offsetTop = offset.top - rect.top;
        if (offsetLeft) {
            element.style.left = left + offsetLeft + 'px';
        }
        if (offsetTop) {
            element.style.top = top + offsetTop + 'px';
        }
    },
    fillNode:function (doc, node) {
        var tmpNode = browser.ie ? doc.createTextNode(domUtils.fillChar) : doc.createElement('br');
        node.innerHTML = '';
        node.appendChild(tmpNode);
    },
    moveChild:function (src, tag, dir) {
        while (src.firstChild) {
            if (dir && tag.firstChild) {
                tag.insertBefore(src.lastChild, tag.firstChild);
            } else {
                tag.appendChild(src.firstChild);
            }
        }
    },
    //�ж��Ƿ��ж�������
    hasNoAttributes:function (node) {
        return browser.ie ? /^<\w+\s*?>/.test(node.outerHTML) : node.attributes.length == 0;
    },
    //�ж��Ƿ��Ǳ༭���Զ���Ĳ���
    isCustomeNode:function (node) {
        return node.nodeType == 1 && node.getAttribute('_ue_custom_node_');
    },
    isTagNode:function (node, tagName) {
        return node.nodeType == 1 && new RegExp(node.tagName,'i').test(tagName)
    },
    /**
     * ����nodelist��filter���й���
     * @name filterNodeList
     * @since 1.2.4+
     * @grammar UE.dom.domUtils.filterNodeList(nodelist,filter,onlyFirst)  => �ڵ�
     * @example
     * UE.dom.domUtils.filterNodeList(document.getElementsByTagName('*'),'div p') //���ص�һ����div����p�Ľڵ�
     * UE.dom.domUtils.filterNodeList(document.getElementsByTagName('*'),function(n){return n.getAttribute('src')})
     * //���ص�һ����src���ԵĽڵ�
     * UE.dom.domUtils.filterNodeList(document.getElementsByTagName('*'),'i',true) //�������飬��߶���i�ڵ�
     */
    filterNodeList : function(nodelist,filter,forAll){
        var results = [];
        if(!utils .isFunction(filter)){
            var str = filter;
            filter = function(n){
                return utils.indexOf(utils.isArray(str) ? str:str.split(' '), n.tagName.toLowerCase()) != -1
            };
        }
        utils.each(nodelist,function(n){
            filter(n) && results.push(n)
        });
        return results.length  == 0 ? null : results.length == 1 || !forAll ? results[0] : results
    },

    isInNodeEndBoundary : function (rng,node){
        var start = rng.startContainer;
        if(start.nodeType == 3 && rng.startOffset != start.nodeValue.length){
            return 0;
        }
        if(start.nodeType == 1 && rng.startOffset != start.childNodes.length){
            return 0;
        }
        while(start !== node){
            if(start.nextSibling){
                return 0
            };
            start = start.parentNode;
        }
        return 1;
    },
    isBoundaryNode : function (node,dir){
        var tmp;
        while(!domUtils.isBody(node)){
            tmp = node;
            node = node.parentNode;
            if(tmp !== node[dir]){
                return false;
            }
        }
        return true;
    }
};
var fillCharReg = new RegExp(domUtils.fillChar, 'g');
///import editor.js
///import core/utils.js
///import core/browser.js
///import core/dom/dom.js
///import core/dom/dtd.js
///import core/dom/domUtils.js
/**
 * @file
 * @name UE.dom.Range
 * @anthor zhanyi
 * @short Range
 * @import editor.js,core/utils.js,core/browser.js,core/dom/domUtils.js,core/dom/dtd.js
 * @desc Range��Χʵ���࣬������UEditor�ײ�����࣬ͳһw3cRange��ieRange֮��Ĳ��죬�����ӿں�����
 */
(function () {
    var guid = 0,
        fillChar = domUtils.fillChar,
        fillData;

    /**
     * ����range��collapse״̬
     * @param  {Range}   range    range����
     */
    function updateCollapse(range) {
        range.collapsed =
            range.startContainer && range.endContainer &&
                range.startContainer === range.endContainer &&
                range.startOffset == range.endOffset;
    }

    function selectOneNode(rng){
        return !rng.collapsed && rng.startContainer.nodeType == 1 && rng.startContainer === rng.endContainer && rng.endOffset - rng.startOffset == 1
    }
    function setEndPoint(toStart, node, offset, range) {
        //���node���Ապϱ�ǩҪ����
        if (node.nodeType == 1 && (dtd.$empty[node.tagName] || dtd.$nonChild[node.tagName])) {
            offset = domUtils.getNodeIndex(node) + (toStart ? 0 : 1);
            node = node.parentNode;
        }
        if (toStart) {
            range.startContainer = node;
            range.startOffset = offset;
            if (!range.endContainer) {
                range.collapse(true);
            }
        } else {
            range.endContainer = node;
            range.endOffset = offset;
            if (!range.startContainer) {
                range.collapse(false);
            }
        }
        updateCollapse(range);
        return range;
    }

    function execContentsAction(range, action) {
        //����߽�
        //range.includeBookmark();
        var start = range.startContainer,
            end = range.endContainer,
            startOffset = range.startOffset,
            endOffset = range.endOffset,
            doc = range.document,
            frag = doc.createDocumentFragment(),
            tmpStart, tmpEnd;
        if (start.nodeType == 1) {
            start = start.childNodes[startOffset] || (tmpStart = start.appendChild(doc.createTextNode('')));
        }
        if (end.nodeType == 1) {
            end = end.childNodes[endOffset] || (tmpEnd = end.appendChild(doc.createTextNode('')));
        }
        if (start === end && start.nodeType == 3) {
            frag.appendChild(doc.createTextNode(start.substringData(startOffset, endOffset - startOffset)));
            //is not clone
            if (action) {
                start.deleteData(startOffset, endOffset - startOffset);
                range.collapse(true);
            }
            return frag;
        }
        var current, currentLevel, clone = frag,
            startParents = domUtils.findParents(start, true), endParents = domUtils.findParents(end, true);
        for (var i = 0; startParents[i] == endParents[i];) {
            i++;
        }
        for (var j = i, si; si = startParents[j]; j++) {
            current = si.nextSibling;
            if (si == start) {
                if (!tmpStart) {
                    if (range.startContainer.nodeType == 3) {
                        clone.appendChild(doc.createTextNode(start.nodeValue.slice(startOffset)));
                        //is not clone
                        if (action) {
                            start.deleteData(startOffset, start.nodeValue.length - startOffset);
                        }
                    } else {
                        clone.appendChild(!action ? start.cloneNode(true) : start);
                    }
                }
            } else {
                currentLevel = si.cloneNode(false);
                clone.appendChild(currentLevel);
            }
            while (current) {
                if (current === end || current === endParents[j]) {
                    break;
                }
                si = current.nextSibling;
                clone.appendChild(!action ? current.cloneNode(true) : current);
                current = si;
            }
            clone = currentLevel;
        }
        clone = frag;
        if (!startParents[i]) {
            clone.appendChild(startParents[i - 1].cloneNode(false));
            clone = clone.firstChild;
        }
        for (var j = i, ei; ei = endParents[j]; j++) {
            current = ei.previousSibling;
            if (ei == end) {
                if (!tmpEnd && range.endContainer.nodeType == 3) {
                    clone.appendChild(doc.createTextNode(end.substringData(0, endOffset)));
                    //is not clone
                    if (action) {
                        end.deleteData(0, endOffset);
                    }
                }
            } else {
                currentLevel = ei.cloneNode(false);
                clone.appendChild(currentLevel);
            }
            //�������ͬ�����ұߵ�һ���Ѿ�����ʼ����
            if (j != i || !startParents[i]) {
                while (current) {
                    if (current === start) {
                        break;
                    }
                    ei = current.previousSibling;
                    clone.insertBefore(!action ? current.cloneNode(true) : current, clone.firstChild);
                    current = ei;
                }
            }
            clone = currentLevel;
        }
        if (action) {
            range.setStartBefore(!endParents[i] ? endParents[i - 1] : !startParents[i] ? startParents[i - 1] : endParents[i]).collapse(true);
        }
        tmpStart && domUtils.remove(tmpStart);
        tmpEnd && domUtils.remove(tmpEnd);
        return frag;
    }

    /**
     * @name Range
     * @grammar new UE.dom.Range(document)  => Range ʵ��
     * @desc ����һ����document�󶨵Ŀյ�Rangeʵ��
     * - ***startContainer*** ��ʼ�߽�������ڵ�,������elementNode������textNode
     * - ***startOffset*** �����ڵ��е�ƫ�����������elementNode����childNodes�еĵڼ����������textNode����nodeValue�ĵڼ����ַ�
     * - ***endContainer*** ����߽�������ڵ�,������elementNode������textNode
     * - ***endOffset*** �����ڵ��е�ƫ�����������elementNode����childNodes�еĵڼ����������textNode����nodeValue�ĵڼ����ַ�
     * - ***document*** ��range������document����
     * - ***collapsed*** �Ƿ��Ǳպ�״̬
     */
    var Range = dom.Range = function (document) {
        var me = this;
        me.startContainer =
            me.startOffset =
                me.endContainer =
                    me.endOffset = null;
        me.document = document;
        me.collapsed = true;
    };

    /**
     * ɾ��fillData
     * @param doc
     * @param excludeNode
     */
    function removeFillData(doc, excludeNode) {
        try {
            if (fillData && domUtils.inDoc(fillData, doc)) {
                if (!fillData.nodeValue.replace(fillCharReg, '').length) {
                    var tmpNode = fillData.parentNode;
                    domUtils.remove(fillData);
                    while (tmpNode && domUtils.isEmptyInlineElement(tmpNode) &&
                        //safari��contains��bug
                        (browser.safari ? !(domUtils.getPosition(tmpNode,excludeNode) & domUtils.POSITION_CONTAINS) : !tmpNode.contains(excludeNode))
                        ) {
                        fillData = tmpNode.parentNode;
                        domUtils.remove(tmpNode);
                        tmpNode = fillData;
                    }
                } else {
                    fillData.nodeValue = fillData.nodeValue.replace(fillCharReg, '');
                }
            }
        } catch (e) {
        }
    }

    /**
     *
     * @param node
     * @param dir
     */
    function mergeSibling(node, dir) {
        var tmpNode;
        node = node[dir];
        while (node && domUtils.isFillChar(node)) {
            tmpNode = node[dir];
            domUtils.remove(node);
            node = tmpNode;
        }
    }

    Range.prototype = {
        /**
         * @name cloneContents
         * @grammar range.cloneContents()  => DocumentFragment
         * @desc ��¡ѡ�е����ݵ�һ��fragment����ѡ���ǿյĽ�����null
         */
        cloneContents:function () {
            return this.collapsed ? null : execContentsAction(this, 0);
        },
        /**
         * @name deleteContents
         * @grammar range.deleteContents()  => Range
         * @desc ɾ��ǰѡ��Χ�е��������ݲ�����rangeʵ����ʱ��range�Ѿ�����˱պ�״̬
         * @example
         * DOM Element :
         * <b>x<i>x[x<i>xx]x</b>
         * //ִ�з�����
         * <b>x<i>x<i>|x</b>
         * ע��range�ı���
         * range.startContainer => b
         * range.startOffset  => 2
         * range.endContainer => b
         * range.endOffset => 2
         * range.collapsed => true
         */
        deleteContents:function () {
            var txt;
            if (!this.collapsed) {
                execContentsAction(this, 1);
            }
            if (browser.webkit) {
                txt = this.startContainer;
                if (txt.nodeType == 3 && !txt.nodeValue.length) {
                    this.setStartBefore(txt).collapse(true);
                    domUtils.remove(txt);
                }
            }
            return this;
        },
        /**
         * @name extractContents
         * @grammar range.extractContents()  => DocumentFragment
         * @desc ����ǰ�����ݷŵ�һ��fragment�ﲢ�������fragment����ʱ��range�Ѿ�����˱պ�״̬
         * @example
         * DOM Element :
         * <b>x<i>x[x<i>xx]x</b>
         * //ִ�з�����
         * ���ص�fragment��� dom�ṹ��
         * <i>x<i>xx
         * dom���ϵĽṹ��
         * <b>x<i>x<i>|x</b>
         * ע��range�ı���
         * range.startContainer => b
         * range.startOffset  => 2
         * range.endContainer => b
         * range.endOffset => 2
         * range.collapsed => true
         */
        extractContents:function () {
            return this.collapsed ? null : execContentsAction(this, 2);
        },
        /**
         * @name  setStart
         * @grammar range.setStart(node,offset)  => Range
         * @desc    ����range�Ŀ�ʼλ��λ��node�ڵ��ڣ�ƫ����Ϊoffset
         * ���node��elementNode��offsetָ����childNodes�еĵڼ����������textNode��offsetָ����nodeValue�ĵڼ����ַ�
         */
        setStart:function (node, offset) {
            return setEndPoint(true, node, offset, this);
        },
        /**
         * ����range�Ľ���λ��λ��node�ڵ㣬ƫ����Ϊoffset
         * ���node��elementNode��offsetָ����childNodes�еĵڼ����������textNode��offsetָ����nodeValue�ĵڼ����ַ�
         * @name  setEnd
         * @grammar range.setEnd(node,offset)  => Range
         */
        setEnd:function (node, offset) {
            return setEndPoint(false, node, offset, this);
        },
        /**
         * ��Range��ʼλ�����õ�node�ڵ�֮��
         * @name  setStartAfter
         * @grammar range.setStartAfter(node)  => Range
         * @example
         * <b>xx<i>x|x</i>x</b>
         * ִ��setStartAfter(i)��
         * range.startContainer =>b
         * range.startOffset =>2
         */
        setStartAfter:function (node) {
            return this.setStart(node.parentNode, domUtils.getNodeIndex(node) + 1);
        },
        /**
         * ��Range��ʼλ�����õ�node�ڵ�֮ǰ
         * @name  setStartBefore
         * @grammar range.setStartBefore(node)  => Range
         * @example
         * <b>xx<i>x|x</i>x</b>
         * ִ��setStartBefore(i)��
         * range.startContainer =>b
         * range.startOffset =>1
         */
        setStartBefore:function (node) {
            return this.setStart(node.parentNode, domUtils.getNodeIndex(node));
        },
        /**
         * ��Range����λ�����õ�node�ڵ�֮��
         * @name  setEndAfter
         * @grammar range.setEndAfter(node)  => Range
         * @example
         * <b>xx<i>x|x</i>x</b>
         * setEndAfter(i)��
         * range.endContainer =>b
         * range.endtOffset =>2
         */
        setEndAfter:function (node) {
            return this.setEnd(node.parentNode, domUtils.getNodeIndex(node) + 1);
        },
        /**
         * ��Range����λ�����õ�node�ڵ�֮ǰ
         * @name  setEndBefore
         * @grammar range.setEndBefore(node)  => Range
         * @example
         * <b>xx<i>x|x</i>x</b>
         * ִ��setEndBefore(i)��
         * range.endContainer =>b
         * range.endtOffset =>1
         */
        setEndBefore:function (node) {
            return this.setEnd(node.parentNode, domUtils.getNodeIndex(node));
        },
        /**
         * ��Range��ʼλ�����õ�node�ڵ��ڵĿ�ʼλ��
         * @name  setStartAtFirst
         * @grammar range.setStartAtFirst(node)  => Range
         */
        setStartAtFirst:function (node) {
            return this.setStart(node, 0);
        },
        /**
         * ��Range��ʼλ�����õ�node�ڵ��ڵĽ���λ��
         * @name  setStartAtLast
         * @grammar range.setStartAtLast(node)  => Range
         */
        setStartAtLast:function (node) {
            return this.setStart(node, node.nodeType == 3 ? node.nodeValue.length : node.childNodes.length);
        },
        /**
         * ��Range����λ�����õ�node�ڵ��ڵĿ�ʼλ��
         * @name  setEndAtFirst
         * @grammar range.setEndAtFirst(node)  => Range
         */
        setEndAtFirst:function (node) {
            return this.setEnd(node, 0);
        },
        /**
         * ��Range����λ�����õ�node�ڵ��ڵĽ���λ��
         * @name  setEndAtLast
         * @grammar range.setEndAtLast(node)  => Range
         */
        setEndAtLast:function (node) {
            return this.setEnd(node, node.nodeType == 3 ? node.nodeValue.length : node.childNodes.length);
        },

        /**
         * ѡ�������ָ���ڵ�,�����ذ�ýڵ��range
         * @name  selectNode
         * @grammar range.selectNode(node)  => Range
         */
        selectNode:function (node) {
            return this.setStartBefore(node).setEndAfter(node);
        },
        /**
         * ѡ��node�ڲ������нڵ㣬�����ض�Ӧ��range
         * @name selectNodeContents
         * @grammar range.selectNodeContents(node)  => Range
         * @example
         * <b>xx[x<i>xxx</i>]xxx</b>
         * ִ�к�
         * <b>[xxx<i>xxx</i>xxx]</b>
         * range.startContainer =>b
         * range.startOffset =>0
         * range.endContainer =>b
         * range.endOffset =>3
         */
        selectNodeContents:function (node) {
            return this.setStart(node, 0).setEndAtLast(node);
        },

        /**
         * ��¡һ���µ�range����
         * @name  cloneRange
         * @grammar range.cloneRange() => Range
         */
        cloneRange:function () {
            var me = this;
            return new Range(me.document).setStart(me.startContainer, me.startOffset).setEnd(me.endContainer, me.endOffset);

        },

        /**
         * ��ѡ��պϵ�β������toStartΪ�棬��պϵ�ͷ��
         * @name  collapse
         * @grammar range.collapse() => Range
         * @grammar range.collapse(true) => Range   //�պ�ѡ��ͷ��
         */
        collapse:function (toStart) {
            var me = this;
            if (toStart) {
                me.endContainer = me.startContainer;
                me.endOffset = me.startOffset;
            } else {
                me.startContainer = me.endContainer;
                me.startOffset = me.endOffset;
            }
            me.collapsed = true;
            return me;
        },

        /**
         * ����range�ı߽磬ʹ��"����"����С��λ��
         * @name  shrinkBoundary
         * @grammar range.shrinkBoundary()  => Range  //range��ʼλ�úͽ���λ�ö�����μ�<code><a href="#adjustmentboundary">adjustmentBoundary</a></code>
         * @grammar range.shrinkBoundary(true)  => Range  //������ʼλ�ã����Խ���λ��
         * @example
         * <b>xx[</b>xxxxx] ==> <b>xx</b>[xxxxx]
         * <b>x[xx</b><i>]xxx</i> ==> <b>x[xx]</b><i>xxx</i>
         * [<b><i>xxxx</i>xxxxxxx</b>] ==> <b><i>[xxxx</i>xxxxxxx]</b>
         */
        shrinkBoundary:function (ignoreEnd) {
            var me = this, child,
                collapsed = me.collapsed;
            function check(node){
                return node.nodeType == 1 && !domUtils.isBookmarkNode(node) && !dtd.$empty[node.tagName] && !dtd.$nonChild[node.tagName]
            }
            while (me.startContainer.nodeType == 1 //��element
                && (child = me.startContainer.childNodes[me.startOffset]) //�ӽڵ�Ҳ��element
                && check(child)) {
                me.setStart(child, 0);
            }
            if (collapsed) {
                return me.collapse(true);
            }
            if (!ignoreEnd) {
                while (me.endContainer.nodeType == 1//��element
                    && me.endOffset > 0 //����ǿ�Ԫ�ؾ��˳� endOffset=0��ôendOffst-1Ϊ��ֵ��childNodes[endOffset]����
                    && (child = me.endContainer.childNodes[me.endOffset - 1]) //�ӽڵ�Ҳ��element
                    && check(child)) {
                    me.setEnd(child, child.childNodes.length);
                }
            }
            return me;
        },
        /**
         * ��ȡ��ǰrange����λ�õĹ������Ƚڵ㣬��ǰrangeλ�ÿ���λ���ı��ڵ��ڣ�Ҳ���԰����Ԫ�ؽڵ㣬Ҳ����λ�������ڵ�֮��
         * @name  getCommonAncestor
         * @grammar range.getCommonAncestor([includeSelf, ignoreTextNode])  => Element
         * @example
         * <b>xx[xx<i>xx]x</i>xxx</b> ==>getCommonAncestor() ==> b
         * <b>[<img/>]</b>
         * range.startContainer ==> b
         * range.startOffset ==> 0
         * range.endContainer ==> b
         * range.endOffset ==> 1
         * range.getCommonAncestor() ==> b
         * range.getCommonAncestor(true) ==> img
         * <b>xxx|xx</b>
         * range.startContainer ==> textNode
         * range.startOffset ==> 3
         * range.endContainer ==> textNode
         * range.endOffset ==> 3
         * range.getCommonAncestor() ==> textNode
         * range.getCommonAncestor(null,true) ==> b
         */
        getCommonAncestor:function (includeSelf, ignoreTextNode) {
            var me = this,
                start = me.startContainer,
                end = me.endContainer;
            if (start === end) {
                if (includeSelf && selectOneNode(this)) {
                    start = start.childNodes[me.startOffset];
                    if(start.nodeType == 1)
                        return start;
                }
                //ֻ������������ȵ�����²Ż�������ı������
                return ignoreTextNode && start.nodeType == 3 ? start.parentNode : start;
            }
            return domUtils.getCommonAncestor(start, end);
        },
        /**
         * ����߽������������textNode,�͵���elementNode��
         * @name trimBoundary
         * @grammar range.trimBoundary([ignoreEnd])  => Range //true���Խ���߽�
         * @example
         * DOM Element :
         * <b>|xxx</b>
         * startContainer = xxx; startOffset = 0
         * //ִ�к󱾷�����
         * startContainer = <b>;  startOffset = 0
         * @example
         * Dom Element :
         * <b>xx|x</b>
         * startContainer = xxx;  startOffset = 2
         * //ִ�б�������xxx��ʵʵ���ڵ��зֳ�����TextNode
         * startContainer = <b>; startOffset = 1
         */
        trimBoundary:function (ignoreEnd) {
            this.txtToElmBoundary();
            var start = this.startContainer,
                offset = this.startOffset,
                collapsed = this.collapsed,
                end = this.endContainer;
            if (start.nodeType == 3) {
                if (offset == 0) {
                    this.setStartBefore(start);
                } else {
                    if (offset >= start.nodeValue.length) {
                        this.setStartAfter(start);
                    } else {
                        var textNode = domUtils.split(start, offset);
                        //���½���߽�
                        if (start === end) {
                            this.setEnd(textNode, this.endOffset - offset);
                        } else if (start.parentNode === end) {
                            this.endOffset += 1;
                        }
                        this.setStartBefore(textNode);
                    }
                }
                if (collapsed) {
                    return this.collapse(true);
                }
            }
            if (!ignoreEnd) {
                offset = this.endOffset;
                end = this.endContainer;
                if (end.nodeType == 3) {
                    if (offset == 0) {
                        this.setEndBefore(end);
                    } else {
                        offset < end.nodeValue.length && domUtils.split(end, offset);
                        this.setEndAfter(end);
                    }
                }
            }
            return this;
        },
        /**
         * ���ѡ�����ı��ı߽��ϣ�����չѡ���ı��ĸ��ڵ���
         * @name  txtToElmBoundary
         * @example
         * Dom Element :
         * <b> |xxx</b>
         * startContainer = xxx;  startOffset = 0
         * //������ִ�к�
         * startContainer = <b>; startOffset = 0
         * @example
         * Dom Element :
         * <b> xxx| </b>
         * startContainer = xxx; startOffset = 3
         * //������ִ�к�
         * startContainer = <b>; startOffset = 1
         */
        txtToElmBoundary:function () {
            function adjust(r, c) {
                var container = r[c + 'Container'],
                    offset = r[c + 'Offset'];
                if (container.nodeType == 3) {
                    if (!offset) {
                        r['set' + c.replace(/(\w)/, function (a) {
                            return a.toUpperCase();
                        }) + 'Before'](container);
                    } else if (offset >= container.nodeValue.length) {
                        r['set' + c.replace(/(\w)/, function (a) {
                            return a.toUpperCase();
                        }) + 'After' ](container);
                    }
                }
            }

            if (!this.collapsed) {
                adjust(this, 'start');
                adjust(this, 'end');
            }
            return this;
        },

        /**
         * �ڵ�ǰѡ��Ŀ�ʼλ��ǰ����һ���ڵ����fragment��range�Ŀ�ʼλ�û��ڲ���ڵ��ǰ��
         * @name  insertNode
         * @grammar range.insertNode(node)  => Range //node������textNode,elementNode,fragment
         * @example
         * Range :
         * xxx[x<p>xxxx</p>xxxx]x<p>sdfsdf</p>
         * �����Node :
         * <p>ssss</p>
         * ִ�б��������Range :
         * xxx[<p>ssss</p>x<p>xxxx</p>xxxx]x<p>sdfsdf</p>
         */
        insertNode:function (node) {
            var first = node, length = 1;
            if (node.nodeType == 11) {
                first = node.firstChild;
                length = node.childNodes.length;
            }
            this.trimBoundary(true);
            var start = this.startContainer,
                offset = this.startOffset;
            var nextNode = start.childNodes[ offset ];
            if (nextNode) {
                start.insertBefore(node, nextNode);
            } else {
                start.appendChild(node);
            }
            if (first.parentNode === this.endContainer) {
                this.endOffset = this.endOffset + length;
            }
            return this.setStartBefore(first);
        },
        /**
         * ���ù��պ�λ��,toEnd����Ϊtrueʱ��꽫�պϵ�ѡ��Ľ�β
         * @name  setCursor
         * @grammar range.setCursor([toEnd])  =>  Range   //toEndΪtrueʱ�����պϵ�ѡ���ĩβ
         */
        setCursor:function (toEnd, noFillData) {
            return this.collapse(!toEnd).select(noFillData);
        },
        /**
         * ������ǰrange��һ����ǩ����¼�µ�ǰrange��λ�ã����㵱dom���ı�ʱ�������һ�ԭ����ѡ��λ��
         * @name createBookmark
         * @grammar range.createBookmark([serialize])  => Object  //{start:��ʼ���,end:������,id:serialize} serializeΪ��ʱ����ʼ�������ǲ���ڵ��id�������ǲ���ڵ������
         */
        createBookmark:function (serialize, same) {
            var endNode,
                startNode = this.document.createElement('span');
            startNode.style.cssText = 'display:none;line-height:0px;';
            startNode.appendChild(this.document.createTextNode('\u200D'));
            startNode.id = '_baidu_bookmark_start_' + (same ? '' : guid++);

            if (!this.collapsed) {
                endNode = startNode.cloneNode(true);
                endNode.id = '_baidu_bookmark_end_' + (same ? '' : guid++);
            }
            this.insertNode(startNode);
            if (endNode) {
                this.collapse().insertNode(endNode).setEndBefore(endNode);
            }
            this.setStartAfter(startNode);
            return {
                start:serialize ? startNode.id : startNode,
                end:endNode ? serialize ? endNode.id : endNode : null,
                id:serialize
            }
        },
        /**
         *  �ƶ��߽絽��ǩλ�ã���ɾ��������ǩ�ڵ�
         *  @name  moveToBookmark
         *  @grammar range.moveToBookmark(bookmark)  => Range //�õ�ǰ��rangeѡ����bookmark��λ��,bookmark��������range.createBookmark������
         */
        moveToBookmark:function (bookmark) {
            var start = bookmark.id ? this.document.getElementById(bookmark.start) : bookmark.start,
                end = bookmark.end && bookmark.id ? this.document.getElementById(bookmark.end) : bookmark.end;
            this.setStartBefore(start);
            domUtils.remove(start);
            if (end) {
                this.setEndBefore(end);
                domUtils.remove(end);
            } else {
                this.collapse(true);
            }
            return this;
        },
        /**
         * ����range�ı߽磬ʹ��"�Ŵ�"�����ĸ�block�ڵ�
         * @name  enlarge
         * @grammar range.enlarge()  =>  Range
         * @example
         * <p><span>xxx</span><b>x[x</b>xxxxx]</p><p>xxx</p> ==> [<p><span>xxx</span><b>xx</b>xxxxx</p>]<p>xxx</p>
         */
        enlarge:function (toBlock, stopFn) {
            var isBody = domUtils.isBody,
                pre, node, tmp = this.document.createTextNode('');
            if (toBlock) {
                node = this.startContainer;
                if (node.nodeType == 1) {
                    if (node.childNodes[this.startOffset]) {
                        pre = node = node.childNodes[this.startOffset]
                    } else {
                        node.appendChild(tmp);
                        pre = node = tmp;
                    }
                } else {
                    pre = node;
                }
                while (1) {
                    if (domUtils.isBlockElm(node)) {
                        node = pre;
                        while ((pre = node.previousSibling) && !domUtils.isBlockElm(pre)) {
                            node = pre;
                        }
                        this.setStartBefore(node);
                        break;
                    }
                    pre = node;
                    node = node.parentNode;
                }
                node = this.endContainer;
                if (node.nodeType == 1) {
                    if (pre = node.childNodes[this.endOffset]) {
                        node.insertBefore(tmp, pre);
                    } else {
                        node.appendChild(tmp);
                    }
                    pre = node = tmp;
                } else {
                    pre = node;
                }
                while (1) {
                    if (domUtils.isBlockElm(node)) {
                        node = pre;
                        while ((pre = node.nextSibling) && !domUtils.isBlockElm(pre)) {
                            node = pre;
                        }
                        this.setEndAfter(node);
                        break;
                    }
                    pre = node;
                    node = node.parentNode;
                }
                if (tmp.parentNode === this.endContainer) {
                    this.endOffset--;
                }
                domUtils.remove(tmp);
            }

            // ��չ�߽絽���
            if (!this.collapsed) {
                while (this.startOffset == 0) {
                    if (stopFn && stopFn(this.startContainer)) {
                        break;
                    }
                    if (isBody(this.startContainer)) {
                        break;
                    }
                    this.setStartBefore(this.startContainer);
                }
                while (this.endOffset == (this.endContainer.nodeType == 1 ? this.endContainer.childNodes.length : this.endContainer.nodeValue.length)) {
                    if (stopFn && stopFn(this.endContainer)) {
                        break;
                    }
                    if (isBody(this.endContainer)) {
                        break;
                    }
                    this.setEndAfter(this.endContainer);
                }
            }
            return this;
        },
        /**
         * ����Range�ı߽磬ʹ��"��С"������ʵ�λ��
         * @name adjustmentBoundary
         * @grammar range.adjustmentBoundary() => Range   //�μ�<code><a href="#shrinkboundary">shrinkBoundary</a></code>
         * @example
         * <b>xx[</b>xxxxx] ==> <b>xx</b>[xxxxx]
         * <b>x[xx</b><i>]xxx</i> ==> <b>x[xx</b>]<i>xxx</i>
         */
        adjustmentBoundary:function () {
            if (!this.collapsed) {
                while (!domUtils.isBody(this.startContainer) &&
                    this.startOffset == this.startContainer[this.startContainer.nodeType == 3 ? 'nodeValue' : 'childNodes'].length
                    ) {
                    this.setStartAfter(this.startContainer);
                }
                while (!domUtils.isBody(this.endContainer) && !this.endOffset) {
                    this.setEndBefore(this.endContainer);
                }
            }
            return this;
        },
        /**
         * ��rangeѡ���е�������Ӹ�ı�ǩ����Ҫ����inline��ǩ
         * @name applyInlineStyle
         * @grammar range.applyInlineStyle(tagName)        =>  Range    //tagNameΪ��Ҫ��ӵ���ʽ��ǩ��
         * @grammar range.applyInlineStyle(tagName,attrs)  =>  Range    //attrsΪ����json����
         * @desc
         * <code type="html"><p>xxxx[xxxx]x</p>  ==>  range.applyInlineStyle("strong")  ==>  <p>xxxx[<strong>xxxx</strong>]x</p>
         * <p>xx[dd<strong>yyyy</strong>]x</p>  ==>  range.applyInlineStyle("strong")  ==>  <p>xx[<strong>ddyyyy</strong>]x</p>
         * <p>xxxx[xxxx]x</p>  ==>  range.applyInlineStyle("strong",{"style":"font-size:12px"})  ==>  <p>xxxx[<strong style="font-size:12px">xxxx</strong>]x</p></code>
         */
        applyInlineStyle:function (tagName, attrs, list) {
            if (this.collapsed)return this;
            this.trimBoundary().enlarge(false,
                function (node) {
                    return node.nodeType == 1 && domUtils.isBlockElm(node)
                }).adjustmentBoundary();
            var bookmark = this.createBookmark(),
                end = bookmark.end,
                filterFn = function (node) {
                    return node.nodeType == 1 ? node.tagName.toLowerCase() != 'br' : !domUtils.isWhitespace(node);
                },
                current = domUtils.getNextDomNode(bookmark.start, false, filterFn),
                node,
                pre,
                range = this.cloneRange();
            while (current && (domUtils.getPosition(current, end) & domUtils.POSITION_PRECEDING)) {
                if (current.nodeType == 3 || dtd[tagName][current.tagName]) {
                    range.setStartBefore(current);
                    node = current;
                    while (node && (node.nodeType == 3 || dtd[tagName][node.tagName]) && node !== end) {
                        pre = node;
                        node = domUtils.getNextDomNode(node, node.nodeType == 1, null, function (parent) {
                            return dtd[tagName][parent.tagName];
                        });
                    }
                    var frag = range.setEndAfter(pre).extractContents(), elm;
                    if (list && list.length > 0) {
                        var level, top;
                        top = level = list[0].cloneNode(false);
                        for (var i = 1, ci; ci = list[i++];) {
                            level.appendChild(ci.cloneNode(false));
                            level = level.firstChild;
                        }
                        elm = level;
                    } else {
                        elm = range.document.createElement(tagName);
                    }
                    if (attrs) {
                        domUtils.setAttributes(elm, attrs);
                    }
                    elm.appendChild(frag);
                    range.insertNode(list ? top : elm);
                    //�����»�����a�ϵ����
                    var aNode;
                    if (tagName == 'span' && attrs.style && /text\-decoration/.test(attrs.style) && (aNode = domUtils.findParentByTagName(elm, 'a', true))) {
                        domUtils.setAttributes(aNode, attrs);
                        domUtils.remove(elm, true);
                        elm = aNode;
                    } else {
                        domUtils.mergeSibling(elm);
                        domUtils.clearEmptySibling(elm);
                    }
                    //ȥ���ӽڵ���ͬ��
                    domUtils.mergeChild(elm, attrs);
                    current = domUtils.getNextDomNode(elm, false, filterFn);
                    domUtils.mergeToParent(elm);
                    if (node === end) {
                        break;
                    }
                } else {
                    current = domUtils.getNextDomNode(current, true, filterFn);
                }
            }
            return this.moveToBookmark(bookmark);
        },
        /**
         * �Ե�ǰrangeѡ�еĽڵ㣬ȥ����ı�ǩ�ڵ㣬����ǩ�е����ݱ�������Ҫ���ڴ���inlineԪ��
         * @name removeInlineStyle
         * @grammar range.removeInlineStyle(tagNames)  => Range  //tagNames Ϊ��Ҫȥ������ʽ��ǩ��,֧��"b"����["b","i","u"]
         * @desc
         * <code type="html">xx[x<span>xxx<em>yyy</em>zz]z</span>  => range.removeInlineStyle(["em"])  => xx[x<span>xxxyyyzz]z</span></code>
         */
        removeInlineStyle:function (tagNames) {
            if (this.collapsed)return this;
            tagNames = utils.isArray(tagNames) ? tagNames : [tagNames];
            this.shrinkBoundary().adjustmentBoundary();
            var start = this.startContainer, end = this.endContainer;
            while (1) {
                if (start.nodeType == 1) {
                    if (utils.indexOf(tagNames, start.tagName.toLowerCase()) > -1) {
                        break;
                    }
                    if (start.tagName.toLowerCase() == 'body') {
                        start = null;
                        break;
                    }
                }
                start = start.parentNode;
            }
            while (1) {
                if (end.nodeType == 1) {
                    if (utils.indexOf(tagNames, end.tagName.toLowerCase()) > -1) {
                        break;
                    }
                    if (end.tagName.toLowerCase() == 'body') {
                        end = null;
                        break;
                    }
                }
                end = end.parentNode;
            }
            var bookmark = this.createBookmark(),
                frag,
                tmpRange;
            if (start) {
                tmpRange = this.cloneRange().setEndBefore(bookmark.start).setStartBefore(start);
                frag = tmpRange.extractContents();
                tmpRange.insertNode(frag);
                domUtils.clearEmptySibling(start, true);
                start.parentNode.insertBefore(bookmark.start, start);
            }
            if (end) {
                tmpRange = this.cloneRange().setStartAfter(bookmark.end).setEndAfter(end);
                frag = tmpRange.extractContents();
                tmpRange.insertNode(frag);
                domUtils.clearEmptySibling(end, false, true);
                end.parentNode.insertBefore(bookmark.end, end.nextSibling);
            }
            var current = domUtils.getNextDomNode(bookmark.start, false, function (node) {
                return node.nodeType == 1;
            }), next;
            while (current && current !== bookmark.end) {
                next = domUtils.getNextDomNode(current, true, function (node) {
                    return node.nodeType == 1;
                });
                if (utils.indexOf(tagNames, current.tagName.toLowerCase()) > -1) {
                    domUtils.remove(current, true);
                }
                current = next;
            }
            return this.moveToBookmark(bookmark);
        },
        /**
         * �õ�һ���ԱպϵĽڵ�,�����ڻ�ȡ�Ապ͵Ľڵ㣬����ͼƬ�ڵ�
         * @name  getClosedNode
         * @grammar range.getClosedNode()  => node|null
         * @example
         * <b>xxxx[<img />]xxx</b>
         */
        getClosedNode:function () {
            var node;
            if (!this.collapsed) {
                var range = this.cloneRange().adjustmentBoundary().shrinkBoundary();
                if (selectOneNode(range)) {
                    var child = range.startContainer.childNodes[range.startOffset];
                    if (child && child.nodeType == 1 && (dtd.$empty[child.tagName] || dtd.$nonChild[child.tagName])) {
                        node = child;
                    }
                }
            }
            return node;
        },
        /**
         * ��ݵ�ǰrangeѡ�����ݽڵ㣨��ҳ���ϱ���Ϊ������ʾ��
         * @name select
         * @grammar range.select();  => Range
         */
        select:browser.ie ? function (noFillData, textRange) {
            var nativeRange;
            if (!this.collapsed)
                this.shrinkBoundary();
            var node = this.getClosedNode();
            if (node && !textRange) {
                try {
                    nativeRange = this.document.body.createControlRange();
                    nativeRange.addElement(node);
                    nativeRange.select();
                } catch (e) {}
                return this;
            }
            var bookmark = this.createBookmark(),
                start = bookmark.start,
                end;
            nativeRange = this.document.body.createTextRange();
            nativeRange.moveToElementText(start);
            nativeRange.moveStart('character', 1);
            if (!this.collapsed) {
                var nativeRangeEnd = this.document.body.createTextRange();
                end = bookmark.end;
                nativeRangeEnd.moveToElementText(end);
                nativeRange.setEndPoint('EndToEnd', nativeRangeEnd);
            } else {
                if (!noFillData && this.startContainer.nodeType != 3) {
                    //ʹ��<span>|x<span>�̶�ס���
                    var tmpText = this.document.createTextNode(fillChar),
                        tmp = this.document.createElement('span');
                    tmp.appendChild(this.document.createTextNode(fillChar));
                    start.parentNode.insertBefore(tmp, start);
                    start.parentNode.insertBefore(tmpText, start);
                    //����b,i,uʱ���������i�ϱߵ�b
                    removeFillData(this.document, tmpText);
                    fillData = tmpText;
                    mergeSibling(tmp, 'previousSibling');
                    mergeSibling(start, 'nextSibling');
                    nativeRange.moveStart('character', -1);
                    nativeRange.collapse(true);
                }
            }
            this.moveToBookmark(bookmark);
            tmp && domUtils.remove(tmp);
            //IE������״̬�²�֧��range������catchһ��
            try {
                nativeRange.select();
            } catch (e) {
            }
            return this;
        } : function (notInsertFillData) {
            function checkOffset(rng){

                function check(node,offset,dir){
                    if(node.nodeType == 3 && node.nodeValue.length < offset){
                        rng[dir + 'Offset'] = node.nodeValue.length
                    }
                }
                check(rng.startContainer,rng.startOffset,'start');
                check(rng.endContainer,rng.endOffset,'end');
            }
            var win = domUtils.getWindow(this.document),
                sel = win.getSelection(),
                txtNode;
            //FF�¹ر��Զ�����ʱ�������ڹر�dialogʱ����
            //ff�����body.focus�����ܶ�λ�պϹ�굽�༭����
            browser.gecko ? this.document.body.focus() : win.focus();
            if (sel) {
                sel.removeAllRanges();
                // trace:870 chrome/safari�����br���ڱպϵ�range���ܶ�λ ����ȥ�����ж�
                // this.startContainer.nodeType != 3 &&! ((child = this.startContainer.childNodes[this.startOffset]) && child.nodeType == 1 && child.tagName == 'BR'
                if (this.collapsed && !notInsertFillData) {
//                    //opear���û�нڵ���ţ�ԭ��Ĳ��ܹ���λ,������body�ĵ�һ������հ׽ڵ�
//                    if (notInsertFillData && browser.opera && !domUtils.isBody(this.startContainer) && this.startContainer.nodeType == 1) {
//                        var tmp = this.document.createTextNode('');
//                        this.insertNode(tmp).setStart(tmp, 0).collapse(true);
//                    }
//
                    //�����������ı��ڵ�����
                    //�������µ����
                    //<b>|xxxx</b>
                    //<b>xxxx</b>|xxxx
                    //xxxx<b>|</b>
                    var start = this.startContainer,child = start;
                    if(start.nodeType == 1){
                        child = start.childNodes[this.startOffset];

                    }
                    if( !(start.nodeType == 3 && this.startOffset)  &&
                        (child ?
                            (!child.previousSibling || child.previousSibling.nodeType != 3)
                            :
                            (!start.lastChild || start.lastChild.nodeType != 3)
                        )
                    ){
                        txtNode = this.document.createTextNode(fillChar);
                        //����ǰ����
                        this.insertNode(txtNode);
                        removeFillData(this.document, txtNode);
                        mergeSibling(txtNode, 'previousSibling');
                        mergeSibling(txtNode, 'nextSibling');
                        fillData = txtNode;
                        this.setStart(txtNode, browser.webkit ? 1 : 0).collapse(true);
                    }
                }
                var nativeRange = this.document.createRange();
                if(this.collapsed && browser.opera && this.startContainer.nodeType == 1){
                    var child = this.startContainer.childNodes[this.startOffset];
                    if(!child){
                        //��ǰ��£
                        child = this.startContainer.lastChild;
                        if( child && domUtils.isBr(child)){
                            this.setStartBefore(child).collapse(true);
                        }
                    }else{
                        //���£
                        while(child && domUtils.isBlockElm(child)){
                            if(child.nodeType == 1 && child.childNodes[0]){
                                child = child.childNodes[0]
                            }else{
                                break;
                            }
                        }
                        child && this.setStartBefore(child).collapse(true)
                    }

                }
                //��createAddress���һλ��Ĳ�׼�������������΢��
                checkOffset(this);
                nativeRange.setStart(this.startContainer, this.startOffset);
                nativeRange.setEnd(this.endContainer, this.endOffset);
                sel.addRange(nativeRange);
            }
            return this;
        },
        /**
         * ��������Ȼrange��ʼ��λ��
         * @name scrollToView
         * @grammar range.scrollToView([win,offset]) => Range //���window��������ָ�������Ա༭����Ĵ���Ϊ׼,offsetƫ����
         */
        scrollToView:function (win, offset) {
            win = win ? window : domUtils.getWindow(this.document);
            var me = this,
                span = me.document.createElement('span');
            //trace:717
            span.innerHTML = '&nbsp;';
            me.cloneRange().insertNode(span);
            domUtils.scrollToView(span, win, offset);
            domUtils.remove(span);
            return me;
        },
        inFillChar : function(){
            var start = this.startContainer;
            if(this.collapsed && start.nodeType == 3
                && start.nodeValue.replace(new RegExp('^' + domUtils.fillChar),'').length + 1 == start.nodeValue.length
                ){
                return true;
            }
            return false;
        },
        createAddress : function(ignoreEnd,ignoreTxt){
            var addr = {},me = this;

            function getAddress(isStart){
                var node = isStart ? me.startContainer : me.endContainer;
                var parents = domUtils.findParents(node,true,function(node){return !domUtils.isBody(node)}),
                    addrs = [];
                for(var i = 0,ci;ci = parents[i++];){
                    addrs.push(domUtils.getNodeIndex(ci,ignoreTxt));
                }
                var firstIndex = 0;

                if(ignoreTxt){
                    if(node.nodeType == 3){
                        var tmpNode = node;
                        while(tmpNode = tmpNode.previousSibling){
                            if(tmpNode.nodeType == 3){
                                firstIndex += tmpNode.nodeValue.replace(fillCharReg,'').length;
                            }else{
                                break;
                            }
                        }
                        firstIndex +=  (isStart ? me.startOffset : me.endOffset) - (fillCharReg.test(node.nodeValue) ? 1 : 0 )
                    }else{
                        node =  node.childNodes[ isStart ? me.startOffset : me.endOffset];
                        if(node){
                            firstIndex = domUtils.getNodeIndex(node,ignoreTxt);
                        }else{
                            node = isStart ? me.startContainer : me.endContainer;
                            var first = node.firstChild;
                            while(first){
                                if(domUtils.isFillChar(first)){
                                    first = first.nextSibling;
                                    continue;
                                }
                                firstIndex++;
                                if(first.nodeType == 3){
                                    while( first && first.nodeType == 3){
                                        first = first.nextSibling;
                                    }
                                }else{
                                    first = first.nextSibling;
                                }
                            }
                        }
                    }

                }else{
                    firstIndex = isStart ? me.startOffset : me.endOffset
                }
                if(firstIndex < 0){
                    firstIndex = 0;
                }
                addrs.push(firstIndex);
                return addrs;
            }
            addr.startAddress = getAddress(true);
            if(!ignoreEnd){
                addr.endAddress = me.collapsed ? [].concat(addr.startAddress) : getAddress();
            }
            return addr;
        },
        moveToAddress : function(addr,ignoreEnd){
            var me = this;
            function getNode(address,isStart){
                var tmpNode = me.document.body,
                    parentNode,offset;
                for(var i= 0,ci,l=address.length;i<l;i++){
                    ci = address[i];
                    parentNode = tmpNode;
                    tmpNode = tmpNode.childNodes[ci];
                    if(!tmpNode){
                        offset = ci;
                        break;
                    }
                }
                if(isStart){
                    if(tmpNode){
                        me.setStartBefore(tmpNode)
                    }else{
                        me.setStart(parentNode,offset)
                    }
                }else{
                    if(tmpNode){
                        me.setEndBefore(tmpNode)
                    }else{
                        me.setEnd(parentNode,offset)
                    }
                }
            }
            getNode(addr.startAddress,true);
            !ignoreEnd && addr.endAddress &&  getNode(addr.endAddress);
            return me;
        },
        equals : function(rng){
            for(var p in this){
                if(this.hasOwnProperty(p)){
                    if(this[p] !== rng[p])
                        return false
                }
            }
            return true;

        }
    };
})();
///import editor.js
///import core/browser.js
///import core/dom/dom.js
///import core/dom/dtd.js
///import core/dom/domUtils.js
///import core/dom/Range.js
/**
 * @class baidu.editor.dom.Selection    Selection��
 */
(function () {

    function getBoundaryInformation( range, start ) {
        var getIndex = domUtils.getNodeIndex;
        range = range.duplicate();
        range.collapse( start );
        var parent = range.parentElement();
        //���ڵ���û���ӽڵ㣬ֱ���˳�
        if ( !parent.hasChildNodes() ) {
            return  {container:parent, offset:0};
        }
        var siblings = parent.children,
                child,
                testRange = range.duplicate(),
                startIndex = 0, endIndex = siblings.length - 1, index = -1,
                distance;
        while ( startIndex <= endIndex ) {
            index = Math.floor( (startIndex + endIndex) / 2 );
            child = siblings[index];
            testRange.moveToElementText( child );
            var position = testRange.compareEndPoints( 'StartToStart', range );
            if ( position > 0 ) {
                endIndex = index - 1;
            } else if ( position < 0 ) {
                startIndex = index + 1;
            } else {
                //trace:1043
                return  {container:parent, offset:getIndex( child )};
            }
        }
        if ( index == -1 ) {
            testRange.moveToElementText( parent );
            testRange.setEndPoint( 'StartToStart', range );
            distance = testRange.text.replace( /(\r\n|\r)/g, '\n' ).length;
            siblings = parent.childNodes;
            if ( !distance ) {
                child = siblings[siblings.length - 1];
                return  {container:child, offset:child.nodeValue.length};
            }

            var i = siblings.length;
            while ( distance > 0 ){
                distance -= siblings[ --i ].nodeValue.length;
            }
            return {container:siblings[i], offset:-distance};
        }
        testRange.collapse( position > 0 );
        testRange.setEndPoint( position > 0 ? 'StartToStart' : 'EndToStart', range );
        distance = testRange.text.replace( /(\r\n|\r)/g, '\n' ).length;
        if ( !distance ) {
            return  dtd.$empty[child.tagName] || dtd.$nonChild[child.tagName] ?
                {container:parent, offset:getIndex( child ) + (position > 0 ? 0 : 1)} :
                {container:child, offset:position > 0 ? 0 : child.childNodes.length}
        }
        while ( distance > 0 ) {
            try {
                var pre = child;
                child = child[position > 0 ? 'previousSibling' : 'nextSibling'];
                distance -= child.nodeValue.length;
            } catch ( e ) {
                return {container:parent, offset:getIndex( pre )};
            }
        }
        return  {container:child, offset:position > 0 ? -distance : child.nodeValue.length + distance}
    }

    /**
     * ��ieRangeת��ΪRange����
     * @param {Range}   ieRange    ieRange����
     * @param {Range}   range      Range����
     * @return  {Range}  range       ����ת�����Range����
     */
    function transformIERangeToRange( ieRange, range ) {
        if ( ieRange.item ) {
            range.selectNode( ieRange.item( 0 ) );
        } else {
            var bi = getBoundaryInformation( ieRange, true );
            range.setStart( bi.container, bi.offset );
            if ( ieRange.compareEndPoints( 'StartToEnd', ieRange ) != 0 ) {
                bi = getBoundaryInformation( ieRange, false );
                range.setEnd( bi.container, bi.offset );
            }
        }
        return range;
    }

    /**
     * ���ieRange
     * @param {Selection} sel    Selection����
     * @return {ieRange}    �õ�ieRange
     */
    function _getIERange( sel ) {
        var ieRange;
        //ie���п��ܱ���
        try {
                ieRange = sel.getNative().createRange();
        } catch ( e ) {
            return null;
        }
        var el = ieRange.item ? ieRange.item( 0 ) : ieRange.parentElement();
        if ( ( el.ownerDocument || el ) === sel.document ) {
            return ieRange;
        }
        return null;
    }

    var Selection = dom.Selection = function ( doc ) {
        var me = this, iframe;
        me.document = doc;
        if ( ie ) {
            iframe = domUtils.getWindow( doc ).frameElement;
            domUtils.on( iframe, 'beforedeactivate', function () {
                me._bakIERange = me.getIERange();
            } );
            domUtils.on( iframe, 'activate', function () {
                try {
                    if ( !_getIERange( me ) && me._bakIERange ) {
                        me._bakIERange.select();
                    }
                } catch ( ex ) {
                }
                me._bakIERange = null;
            } );
        }
        iframe = doc = null;
    };

    Selection.prototype = {
        /**
         * ��ȡԭ��seleciton����
         * @public
         * @function
         * @name    baidu.editor.dom.Selection.getNative
         * @return {Selection}    ���selection����
         */
        getNative:function () {
            var doc = this.document;
            try {
                return !doc ? null : ie ? doc.selection : domUtils.getWindow( doc ).getSelection();
            } catch ( e ) {
                return null;
            }
        },
        /**
         * ���ieRange
         * @public
         * @function
         * @name    baidu.editor.dom.Selection.getIERange
         * @return {ieRange}    ����ieԭ���Range
         */
        getIERange:function () {
            var ieRange = _getIERange( this );
            if ( !ieRange ) {
                if ( this._bakIERange ) {
                    return this._bakIERange;
                }
            }
            return ieRange;
        },

        /**
         * ���浱ǰѡ���range��ѡ��Ŀ�ʼ�ڵ�
         * @public
         * @function
         * @name    baidu.editor.dom.Selection.cache
         */
        cache:function () {
            this.clear();
            this._cachedRange = this.getRange();
            this._cachedStartElement = this.getStart();
            this._cachedStartElementPath = this.getStartElementPath();
        },

        getStartElementPath:function () {
            if ( this._cachedStartElementPath ) {
                return this._cachedStartElementPath;
            }
            var start = this.getStart();
            if ( start ) {
                return domUtils.findParents( start, true, null, true )
            }
            return [];
        },
        /**
         * ��ջ���
         * @public
         * @function
         * @name    baidu.editor.dom.Selection.clear
         */
        clear:function () {
            this._cachedStartElementPath = this._cachedRange = this._cachedStartElement = null;
        },
        /**
         * �༭���Ƿ�õ���ѡ��
         */
        isFocus:function () {
            try {
                return browser.ie && _getIERange( this ) || !browser.ie && this.getNative().rangeCount ? true : false;
            } catch ( e ) {
                return false;
            }

        },
        /**
         * ��ȡѡ���Ӧ��Range
         * @public
         * @function
         * @name    baidu.editor.dom.Selection.getRange
         * @returns {baidu.editor.dom.Range}    �õ�Range����
         */
        getRange:function () {
            var me = this;
            function optimze( range ) {
                var child = me.document.body.firstChild,
                        collapsed = range.collapsed;
                while ( child && child.firstChild ) {
                    range.setStart( child, 0 );
                    child = child.firstChild;
                }
                if ( !range.startContainer ) {
                    range.setStart( me.document.body, 0 )
                }
                if ( collapsed ) {
                    range.collapse( true );
                }
            }

            if ( me._cachedRange != null ) {
                return this._cachedRange;
            }
            var range = new baidu.editor.dom.Range( me.document );
            if ( ie ) {
                var nativeRange = me.getIERange();
                if ( nativeRange ) {
                    //���ݵ�_bakIERange�����Ѿ�ʵЧ�ˣ�dom�������˱仯�����Դ��ģʽ�л���������tryһ�£�ʵЧ�ͷŵ�body��ʼλ��
                    try{
                        transformIERangeToRange( nativeRange, range );
                    }catch(e){
                        optimze( range );
                    }

                } else {
                    optimze( range );
                }
            } else {
                var sel = me.getNative();
                if ( sel && sel.rangeCount ) {
                    var firstRange = sel.getRangeAt( 0 );
                    var lastRange = sel.getRangeAt( sel.rangeCount - 1 );
                    range.setStart( firstRange.startContainer, firstRange.startOffset ).setEnd( lastRange.endContainer, lastRange.endOffset );
                    if ( range.collapsed && domUtils.isBody( range.startContainer ) && !range.startOffset ) {
                        optimze( range );
                    }
                } else {
                    //trace:1734 �п����Ѿ�����dom�����ˣ���ʶ�Ľڵ�
                    if ( this._bakRange && domUtils.inDoc( this._bakRange.startContainer, this.document ) ){
                        return this._bakRange;
                    }
                    optimze( range );
                }
            }
            return this._bakRange = range;
        },

        /**
         * ��ȡ��ʼԪ�أ�����״̬����
         * @public
         * @function
         * @name    baidu.editor.dom.Selection.getStart
         * @return {Element}     ��ÿ�ʼԪ��
         */
        getStart:function () {
            if ( this._cachedStartElement ) {
                return this._cachedStartElement;
            }
            var range = ie ? this.getIERange() : this.getRange(),
                    tmpRange,
                    start, tmp, parent;
            if ( ie ) {
                if ( !range ) {
                    //todo ���һ��ֵ���ܻ�������
                    return this.document.body.firstChild;
                }
                //controlԪ��
                if ( range.item ){
                    return range.item( 0 );
                }
                tmpRange = range.duplicate();
                //����ie��<b>x</b>[xx] �պϺ� <b>x|</b>xx
                tmpRange.text.length > 0 && tmpRange.moveStart( 'character', 1 );
                tmpRange.collapse( 1 );
                start = tmpRange.parentElement();
                parent = tmp = range.parentElement();
                while ( tmp = tmp.parentNode ) {
                    if ( tmp == start ) {
                        start = parent;
                        break;
                    }
                }
            } else {
                range.shrinkBoundary();
                start = range.startContainer;
                if ( start.nodeType == 1 && start.hasChildNodes() ){
                    start = start.childNodes[Math.min( start.childNodes.length - 1, range.startOffset )];
                }
                if ( start.nodeType == 3 ){
                    return start.parentNode;
                }
            }
            return start;
        },
        /**
         * �õ�ѡ���е��ı�
         * @public
         * @function
         * @name    baidu.editor.dom.Selection.getText
         * @return  {String}    ѡ���а���ı�
         */
        getText:function () {
            var nativeSel, nativeRange;
            if ( this.isFocus() && (nativeSel = this.getNative()) ) {
                nativeRange = browser.ie ? nativeSel.createRange() : nativeSel.getRangeAt( 0 );
                return browser.ie ? nativeRange.text : nativeRange.toString();
            }
            return '';
        },
        clearRange : function(){
            this.getNative()[browser.ie ? 'empty' : 'removeAllRanges']();
        }
    };
})();
/**
 * @file
 * @name UE.Editor
 * @short Editor
 * @import editor.js,core/utils.js,core/EventBase.js,core/browser.js,core/dom/dtd.js,core/dom/domUtils.js,core/dom/Range.js,core/dom/Selection.js,plugins/serialize.js
 * @desc �༭�����࣬��༭���ṩ�Ĵ󲿷ֹ��ýӿ�
 */
(function () {
    var uid = 0,_selectionChangeTimer;

    /**
     * �滻src��href
     * @private
     * @ignore
     * @param div
     */
    function replaceSrc( div ) {
        var imgs = div.getElementsByTagName( "img" ),
                orgSrc;
        for ( var i = 0, img; img = imgs[i++]; ) {
            if ( orgSrc = img.getAttribute( "orgSrc" ) ) {
                img.src = orgSrc;
                img.removeAttribute( "orgSrc" );
            }
        }
        var as = div.getElementsByTagName( "a" );
        for ( var i = 0, ai; ai = as[i++]; i++ ) {
            if ( ai.getAttribute( 'data_ue_src' ) ) {
                ai.setAttribute( 'href', ai.getAttribute( 'data_ue_src' ) )
            }
        }
    }

    /**
     * @private
     * @ignore
     * @param form  �༭�����ڵ�formԪ��
     * @param editor  �༭��ʵ�����
     */
    function setValue( form, editor ) {
        var textarea;
        if ( editor.textarea ) {
            if ( utils.isString( editor.textarea ) ) {
                for ( var i = 0, ti, tis = domUtils.getElementsByTagName( form, 'textarea' ); ti = tis[i++]; ) {
                    if ( ti.id == 'ueditor_textarea_' + editor.options.textarea ) {
                        textarea = ti;
                        break;
                    }
                }
            } else {
                textarea = editor.textarea;
            }
        }
        if ( !textarea ) {
            form.appendChild( textarea = domUtils.createElement( document, 'textarea', {
                'name':editor.options.textarea,
                'id':'ueditor_textarea_' + editor.options.textarea,
                'style':"display:none"
            } ) );
            //��Ҫ������textarea
            editor.textarea = textarea;
        }
        textarea.value = editor.hasContents() ?
            (editor.options.allHtmlEnabled ? editor.getAllHtml() : editor.getContent(null,null,true)):
            ''
    }

    /**
     * UEditor�༭����
     * @name Editor
     * @desc ����һ����༭��ʵ��
     * - ***container*** �༭����������
     * - ***iframe*** �༭�������ڵ�iframe����
     * - ***window*** �༭�������ڵ�window
     * - ***document*** �༭�������ڵ�document����
     * - ***body*** �༭�������ڵ�body����
     * - ***selection*** �༭�����ѡ�����
     */
    var Editor = UE.Editor = function ( options ) {
        var me = this;
        me.uid = uid++;
        EventBase.call( me );
        me.commands = {};
        me.options = utils.extend( utils.clone(options || {}),UEDITOR_CONFIG, true );
        me.shortcutkeys = {};
        //����Ĭ�ϵĳ�������
        me.setOpt( {
            isShow:true,
            initialContent:'��ӭʹ��ueditor!',
            autoClearinitialContent:false,
            iframeCssUrl:me.options.UEDITOR_HOME_URL + 'themes/iframe.css',
            textarea:'editorValue',
            focus:false,
            initialFrameWidth:1000,
            initialFrameHeight:me.options.minFrameHeight||320,//�����ϰ汾������
            minFrameWidth:800,
            minFrameHeight:220,
            autoClearEmptyNode:true,
            fullscreen:false,
            readonly:false,
            zIndex:999,
            imagePopup:true,
            enterTag:'p',
            pageBreakTag:'_baidu_page_break_tag_',
            customDomain:false,
            lang:'zh-cn',
            langPath:me.options.UEDITOR_HOME_URL + 'lang/',
            theme:'default',
            themePath:me.options.UEDITOR_HOME_URL + 'themes/',
            allHtmlEnabled:false,
            scaleEnabled:false,
            tableNativeEditInFF:false
        } );

        utils.loadFile( document, {
            src:me.options.langPath + me.options.lang + "/" + me.options.lang + ".js",
            tag:"script",
            type:"text/javascript",
            defer:"defer"
        }, function () {
            //��ʼ�����
            for ( var pi in UE.plugins ) {
                UE.plugins[pi].call( me );
            }
            me.langIsReady = true;

            me.fireEvent( "langReady" );
        });
        UE.instants['ueditorInstant' + me.uid] = me;
    };
    Editor.prototype = {
        /**
         * ���༭��ready��ִ�д����fn,���༭���Ѿ����ready��������ִ��fn��fn���е�this�Ǳ༭��ʵ��
         * �󲿷ֵ�ʵ��ӿڶ���Ҫ���ڸ÷����ڲ�ִ�У�������IE�¿��ܻᱨ�?
         * @name ready
         * @grammar editor.ready(fn) fn�ǵ��༭����Ⱦ�ú�ִ�е�function
         * @example
         * var editor = new UE.ui.Editor();
         * editor.render("myEditor");
         * editor.ready(function(){
         *     editor.setContent("��ӭʹ��UEditor��");
         * })
         */
        ready:function ( fn ) {
            var me = this;
            if ( fn ){
                me.isReady ? fn.apply( me ) : me.addListener( 'ready', fn );
            }
        },
        /**
         * Ϊ�༭������Ĭ�ϲ���ֵ�����û�����Ϊ�գ�����Ĭ������Ϊ׼
         * @grammar editor.setOpt(key,value);      //����һ����ֵ��
         * @grammar editor.setOpt({ key:value});   //����һ��json����
         */
        setOpt:function ( key, val ) {
            var obj = {};
            if ( utils.isString( key ) ) {
                obj[key] = val
            } else {
                obj = key;
            }
            utils.extend( this.options, obj, true );
        },
        /**
         * ��ٱ༭��ʵ�����
         * @name destroy
         * @grammar editor.destroy();
         */
        destroy:function () {

            var me = this;
            me.fireEvent( 'destroy' );
            var container = me.container.parentNode;
            var textarea = me.textarea;
            if(!textarea){
                textarea = document.createElement('textarea');
                container.parentNode.insertBefore(textarea,container);
            }else{
                textarea.style.display = ''
            }
            textarea.style.width = container.offsetWidth + 'px';
            textarea.style.height = container.offsetHeight + 'px';
            textarea.value = me.getContent();
            textarea.id = me.key;
            container.innerHTML = '';
            domUtils.remove( container );
            var key = me.key;
            //trace:2004
            for ( var p in me ) {
                if ( me.hasOwnProperty( p ) ) {
                    delete this[p];
                }
            }
            UE.delEditor(key);

        },
        /**
         * ��Ⱦ�༭����DOM��ָ��������������ֻ�ܵ���һ��
         * @name render
         * @grammar editor.render(containerId);    //����ָ��һ������ID
         * @grammar editor.render(containerDom);   //Ҳ����ֱ��ָ����������
         */
        render:function ( container ) {
            var me = this, options = me.options;
            if ( utils.isString(container) ) {
                container = document.getElementById( container );
            }
            if ( container ) {
                var useBodyAsViewport = ie && browser.version < 9,
                        html = ( ie && browser.version < 9 ? '' : '<!DOCTYPE html>') +
                                '<html xmlns=\'http://www.w3.org/1999/xhtml\'' + (!useBodyAsViewport ? ' class=\'view\'' : '') + '><head>' +
                                ( options.iframeCssUrl ? '<link rel=\'stylesheet\' type=\'text/css\' href=\'' + utils.unhtml( options.iframeCssUrl ) + '\'/>' : '' ) +
                                '<style type=\'text/css\'>' +
                            //�������ܵ�����
                                '.view{padding:0;word-wrap:break-word;cursor:text;height:100%;}\n' +
                            //����Ĭ��������ֺ�
                            //font-family���������ģ���safari��fillchar���н�������
                                'body{margin:8px;font-family:sans-serif;font-size:16px;}' +
                            //���ö�����
                                'p{margin:5px 0;}'
                                + ( options.initialStyle || '' ) +
                                '</style></head><body' + (useBodyAsViewport ? ' class=\'view\'' : '') + '></body>';
                if ( options.customDomain && document.domain != location.hostname ) {
                    html += '<script>window.parent.UE.instants[\'ueditorInstant' + me.uid + '\']._setup(document);</script></html>';
                    container.appendChild( domUtils.createElement( document, 'iframe', {
                        id:'baidu_editor_' + me.uid,
                        width:"100%",
                        height:"100%",
                        frameborder:"0",
                        src:'javascript:void(function(){document.open();document.domain="' + document.domain + '";' +
                                'document.write("' + html + '");document.close();}())'
                    } ) );
                } else {
                    container.innerHTML = '<iframe id="' + 'baidu_editor_' + this.uid + '"' + 'width="100%" height="100%" scroll="no" frameborder="0" ></iframe>';
                    var doc = container.firstChild.contentWindow.document;
                    //ȥ����ԭ�����ж�!browser.webkit����Ϊ�ᵼ��onloadע����¼�������
                    doc.open();
                    doc.write( html + '</html>' );
                    doc.close();
                    me._setup( doc );
                }
                container.style.overflow = 'hidden';
            }
        },
        /**
         * �༭����ʼ��
         * @private
         * @ignore
         * @param {Element} doc �༭��Iframe�е��ĵ�����
         */
        _setup:function ( doc ) {
            var me = this,
                    options = me.options;
            if ( ie ) {
                doc.body.disabled = true;
                doc.body.contentEditable = true;
                doc.body.disabled = false;
            } else {
                doc.body.contentEditable = true;
                doc.body.spellcheck = false;
            }
            me.document = doc;
            me.window = doc.defaultView || doc.parentWindow;
            me.iframe = me.window.frameElement;
            me.body = doc.body;
            //���ñ༭����С�߶�
            me.setHeight( Math.max(options.minFrameHeight, options.initialFrameHeight));
            me.selection = new dom.Selection( doc );
            //gecko��ʼ�����ܵõ�range,�޷��ж�isFocus��
            var geckoSel;
            if ( browser.gecko && (geckoSel = this.selection.getNative()) ) {
                geckoSel.removeAllRanges();
            }
            this._initEvents();
            if ( options.initialContent ) {
                if ( options.autoClearinitialContent ) {
                    var oldExecCommand = me.execCommand;
                    me.execCommand = function () {
                        me.fireEvent( 'firstBeforeExecCommand' );
                        return oldExecCommand.apply( me, arguments );
                    };
                    this._setDefaultContent( options.initialContent );
                } else
                    this.setContent( options.initialContent, false,true );
            }
            //Ϊform�ύ�ṩһ�����ص�textarea
            for ( var form = this.iframe.parentNode; !domUtils.isBody( form ); form = form.parentNode ) {
                if ( form.tagName == 'FORM' ) {
                    domUtils.on( form, 'submit', function () {
                        setValue( this, me );
                    } );
                    break;
                }
            }
            //�༭������Ϊ������
            if ( domUtils.isEmptyNode( me.body ) ) {
                me.body.innerHTML = '<p>' + (browser.ie ? '' : '<br/>') + '</p>';
            }
            //���Ҫ��focus, �Ͱѹ�궨λ�����ݿ�ʼ
            if ( options.focus ) {
                setTimeout( function () {
                    me.focus();
                    //����Զ�����ţ��Ͳ���Ҫ��selectionchange;
                    !me.options.autoClearinitialContent && me._selectionChange();
                },0);
            }
            if ( !me.container ) {
                me.container = this.iframe.parentNode;
            }
            if ( options.fullscreen && me.ui ) {
                me.ui.setFullScreen( true );
            }

            try {
                me.document.execCommand( '2D-position', false, false );
            } catch ( e ) {}
            try {
                me.document.execCommand( 'enableInlineTableEditing', false, false );
            } catch ( e ) {}
            try {
                me.document.execCommand( 'enableObjectResizing', false, false );
            } catch ( e ) {
//                domUtils.on(me.body,browser.ie ? 'resizestart' : 'resize', function( evt ) {
//                    domUtils.preventDefault(evt)
//                });
            }
            me._bindshortcutKeys();
            me.isReady = 1;
            me.fireEvent( 'ready' );
            options.onready && options.onready.call(me);
            if ( !browser.ie ) {
                domUtils.on( me.window, ['blur', 'focus'], function ( e ) {
                    //chrome�»����alt+tab�л�ʱ������ѡ��λ�ò���
                    if ( e.type == 'blur' ) {
                        me._bakRange = me.selection.getRange();
                        try{
                            me.selection.getNative().removeAllRanges();
                        }catch(e){}

                    } else {
                        try {
                            me._bakRange && me._bakRange.select();
                        } catch ( e ) {
                        }
                    }
                } );
            }
            //trace:1518 ff3.6body�����?�ᵼ�µ���հ״��޷���ý���
            if ( browser.gecko && browser.version <= 10902 ) {
                //�޸�ff3.6��ʼ�����������ܵ����ý���
                me.body.contentEditable = false;
                setTimeout( function () {
                    me.body.contentEditable = true;
                }, 100 );
                setInterval( function () {
                    me.body.style.height = me.iframe.offsetHeight - 20 + 'px'
                }, 100 )
            }
            !options.isShow && me.setHide();
            options.readonly && me.setDisabled();
        },
        /**
         * ͬ���༭������ݣ�Ϊ�ύ�����׼������Ҫ���������ֶ��ύ�����
         * @name sync
         * @grammar editor.sync(); //�ӱ༭�����������ϲ��ң�����ҵ���ͬ�����
         * @grammar editor.sync(formID); //formID�ƶ�һ��Ҫͬ����ݵ�form��id,�༭������ݻ�ͬ������ָ��form��
         * @desc
         * ��̨ȡ����ݵü�ֵʹ���������ϵ�''name''���ԣ����û�о�ʹ�ò������''textarea''
         * @example
         * editor.sync();
         * form.sumbit(); //form�����Ѿ�ָ����formԪ��
         *
         */
        sync:function ( formId ) {
            var me = this,
                    form = formId ? document.getElementById( formId ) :
                            domUtils.findParent( me.iframe.parentNode, function ( node ) {
                                return node.tagName == 'FORM'
                            }, true );
            form && setValue( form, me );
        },
        /**
         * ���ñ༭���߶�
         * @name setHeight
         * @grammar editor.setHeight(number);  //����ֵ������λ
         */
        setHeight:function ( height ) {
            if ( height !== parseInt( this.iframe.parentNode.style.height ) ) {
                this.iframe.parentNode.style.height = height + 'px';
            }
            this.document.body.style.height = height - 20 + 'px';
        },

        addshortcutkey : function(cmd,keys){
            var obj = {};
            if(keys){
                obj[cmd] = keys
            }else{
                obj = cmd;
            }
            utils.extend(this.shortcutkeys,obj)
        },
        _bindshortcutKeys : function(){
            var me = this,shortcutkeys = this.shortcutkeys;
            me.addListener('keydown',function(type,e){
                var keyCode = e.keyCode || e.which;
                for ( var i in shortcutkeys ) {
                    var tmp = shortcutkeys[i].split(',');
                    for(var t= 0,ti;ti=tmp[t++];){
                        ti = ti.split(':');
                        var key = ti[0],param = ti[1];
                        if ( /^(ctrl)(\+shift)?\+(\d+)$/.test( key.toLowerCase() ) || /^(\d+)$/.test( key ) ) {
                            if ( ( (RegExp.$1 == 'ctrl' ? (e.ctrlKey||e.metaKey) : 0)
                                && (RegExp.$2 != "" ? e[RegExp.$2.slice(1) + "Key"] : 1)
                                && keyCode == RegExp.$3
                                ) ||
                                keyCode == RegExp.$1
                                ){
                                me.execCommand(i,param);
                                domUtils.preventDefault(e);
                            }
                        }
                    }

                }
            });
        },
        /**
         * ��ȡ�༭������
         * @name getContent
         * @grammar editor.getContent()  => String //���༭����ֻ���ַ�"&lt;p&gt;&lt;br /&gt;&lt;/p/&gt;"�᷵�ؿա�
         * @grammar editor.getContent(fn)  => String
         * @example
         * getContentĬ���ǻ��ֵ���hasContents���жϱ༭���Ƿ�Ϊ�գ�����ǣ���ֱ�ӷ��ؿ��ַ�
         * ��Ҳ���Դ���һ��fn������hasContents�Ĺ����������жϵĹ���
         * editor.getContent(function(){
         *     return false //�༭��û������ ��getContentֱ�ӷ��ؿ�
         * })
         */
        getContent:function ( cmd, fn, isPreview ,notSetCursor) {
            var me = this;
            if ( cmd && utils.isFunction( cmd ) ) {
                fn = cmd;
                cmd = '';
            }
            if ( fn ? !fn() : !this.hasContents() ) {
                return '';
            }
            var range = me.selection.getRange(),
                address = range.createAddress();
            me.fireEvent( 'beforegetcontent', cmd );
            var reg = new RegExp( domUtils.fillChar, 'g' ),
            //ie��ȡ�õ�html���ܻ���\n���ڣ�Ҫȥ�����ڴ���replace(/[\t\r\n]*/g,'');���������\n����ȥ��
                    html = me.body.innerHTML.replace( reg, '' ).replace( />[\t\r\n]*?</g, '><' );
            me.fireEvent( 'aftergetcontent', cmd );
            try{
                !notSetCursor && range.moveToAddress(address).select(true);
            }catch(e){}
            if ( me.serialize ) {
                var node = me.serialize.parseHTML( html );
                node = me.serialize.transformOutput( node );
                html = me.serialize.toHTML( node );
            }

            if ( ie && isPreview ) {
                //trace:2471
                //����br�ᵼ�¿��У�����������ע�ӵ�
                html = html//.replace(/<\s*br\s*\/?\s*>/gi,'<br/><br/>')
                        .replace( /<p>\s*?<\/p>/g, '<p>&nbsp;</p>' );
            } else {
                //���&nbsp;Ҫת���ɿո��&nbsp;����ʽ��Ҫ��Ԥ��ʱ�����һ��
                html = html.replace( /(&nbsp;)+/g, function ( s ) {
                    for ( var i = 0, str = [], l = s.split( ';' ).length - 1; i < l; i++ ) {
                        str.push( i % 2 == 0 ? ' ' : '&nbsp;' );
                    }
                    return str.join( '' );
                } );
            }

            return  html;

        },
        /**
         * ȡ�������html���룬����ֱ����ʾ�������html�ĵ�
         * @name getAllHtml
         * @grammar editor.getAllHtml()  => String
         */
        getAllHtml:function () {
            var me = this,
                    headHtml = [],
                    html = '';
            me.fireEvent( 'getAllHtml', headHtml );
            if(browser.ie && browser.version > 8){
                var headHtmlForIE9= '';
                utils.each(me.document.styleSheets,function(si){
                    headHtmlForIE9 += ( si.href ? '<link rel="stylesheet" type="text/css" href="'+si.href+'" />': '<style>'+si.cssText+'</style>');
                });
                utils.each(me.document.getElementsByTagName('script'),function(si){
                    headHtmlForIE9 += si.outerHTML;
                });

            }
            return '<html><head>' + (me.options.charset ? '<meta http-equiv="Content-Type" content="text/html; charset=gb2312' + me.options.charset + '"/>' : '')
                + (headHtmlForIE9 || me.document.getElementsByTagName( 'head' )[0].innerHTML) + headHtml.join('\n') + '</head>'
                    + '<body ' + (ie && browser.version < 9 ? 'class="view"' : '') + '>' + me.getContent( null, null, true ) + '</body></html>';
        },
        /**
         * �õ��༭���Ĵ��ı����ݣ����ᱣ�������ʽ
         * @name getPlainTxt
         * @grammar editor.getPlainTxt()  => String
         */
        getPlainTxt:function () {
            var reg = new RegExp( domUtils.fillChar, 'g' ),
                    html = this.body.innerHTML.replace( /[\n\r]/g, '' );//ieҪ��ȥ��\n�ڴ���
            html = html.replace( /<(p|div)[^>]*>(<br\/?>|&nbsp;)<\/\1>/gi, '\n' )
                    .replace( /<br\/?>/gi, '\n' )
                    .replace( /<[^>/]+>/g, '' )
                    .replace( /(\n)?<\/([^>]+)>/g, function ( a, b, c ) {
                        return dtd.$block[c] ? '\n' : b ? b : '';
                    } );
            //ȡ�����Ŀո����c2a0�������룬�����������\u00a0
            return html.replace( reg, '' ).replace( /\u00a0/g, ' ' ).replace( /&nbsp;/g, ' ' );
        },

        /**
         * ��ȡ�༭���еĴ��ı�����,û�ж����ʽ
         * @name getContentTxt
         * @grammar editor.getContentTxt()  => String
         */
        getContentTxt:function () {
            var reg = new RegExp( domUtils.fillChar, 'g' );
            //ȡ�����Ŀո����c2a0�������룬�����������\u00a0
            return this.body[browser.ie ? 'innerText' : 'textContent'].replace( reg, '' ).replace( /\u00a0/g, ' ' );
        },

        /**
         * ��html���õ��༭����, ��������ڳ�ʼ��ʱ��༭������ֵ����������ready�����ڲ�ִ��
         * @name setContent
         * @grammar editor.setContent(html)
         * @example
         * var editor = new UE.ui.Editor()
         * editor.ready(function(){
         *     //��Ҫready��ִ�У�������ܱ���
         *     editor.setContent("��ӭʹ��UEditor��");
         * })
         */
        setContent:function ( html, isAppendTo,notFireSelectionchange ) {
            var me = this,
                    inline = utils.extend( {a:1, A:1}, dtd.$inline, true ),
                    lastTagName;

            html = html
                    .replace( /^[ \t\r\n]*?</, '<' )
                    .replace( />[ \t\r\n]*?$/, '>' )
                    //ie��ʱ��Դ�����>&nbsp;<�����
                    .replace(/>(?:(\s|&nbsp;)*?)</g,'><' )//���������\n����ȥ��
                    .replace( /[\s\/]?(\w+)?>[ \t\r\n]*?<\/?(\w+)/gi, function ( a, b, c ) {
                        if ( b ) {
                            lastTagName = c;
                        } else {
                            b = lastTagName;
                        }
                        return !inline[b] && !inline[c] ? a.replace( />[ \t\r\n]*?</, '><' ) : a;
                    } );
            html = {'html':html};
            me.fireEvent( 'beforesetcontent',html );
            html = html.html;
            var serialize = this.serialize;
            if ( serialize ) {
                var node = serialize.parseHTML( html );
                node = serialize.transformInput( node );
                node = serialize.filter( node );
                html = serialize.toHTML( node );
            }
            //html.replace(new RegExp('[\t\n\r' + domUtils.fillChar + ']*','g'),'');
            //ȥ����\t\n\r ����в���Ĵ��룬��Դ���л�������ģʽʱ�����ж�������
            //\r��ie�µĲ��ɼ��ַ���Դ���л�ʱ���ɶ��&nbsp;
            //trace:1559
            this.body.innerHTML = (isAppendTo ? this.getContent() : '') + html.replace( new RegExp( '[\r' + domUtils.fillChar + ']*', 'g' ), '' );
            //����ie6��innerHTML�Զ������·��ת���ɾ��·��������
            if ( browser.ie && browser.version < 7 ) {
                replaceSrc( this.document.body );
            }
            //���ı�����inline�ڵ���p��ǩ
            if ( me.options.enterTag == 'p' ) {

                var child = this.body.firstChild, tmpNode;
                if ( !child || child.nodeType == 1 &&
                        (dtd.$cdata[child.tagName] ||
                                domUtils.isCustomeNode( child )
                                )
                        && child === this.body.lastChild ) {
                    this.body.innerHTML = '<p>' + (browser.ie ? '&nbsp;' : '<br/>') + '</p>' + this.body.innerHTML;

                } else {
                    var p = me.document.createElement( 'p' );
                    while ( child ) {
                        while ( child && (child.nodeType == 3 || child.nodeType == 1 && dtd.p[child.tagName] && !dtd.$cdata[child.tagName]) ) {
                            tmpNode = child.nextSibling;
                            p.appendChild( child );
                            child = tmpNode;
                        }
                        if ( p.firstChild ) {
                            if ( !child ) {
                                me.body.appendChild( p );
                                break;
                            } else {
                                child.parentNode.insertBefore( p, child );
                                p = me.document.createElement( 'p' );
                            }
                        }
                        child = child.nextSibling;
                    }
                }
            }
            me.fireEvent( 'aftersetcontent' );
            me.fireEvent( 'contentchange' );
            !notFireSelectionchange && me._selectionChange();
            //�����ѡ��
            me._bakRange = me._bakIERange = null;
            //trace:1742 setContent��gecko�ܵõ���������
            var geckoSel;
            if ( browser.gecko && (geckoSel = this.selection.getNative()) ) {
                geckoSel.removeAllRanges();
            }
        },

        /**
         * �ñ༭����ý��㣬toEndȷ��focusλ��
         * @name focus
         * @grammar editor.focus([toEnd])   //Ĭ��focus���༭��ͷ����toEndΪtrueʱfocus������β��
         */
        focus:function ( toEnd ) {
            try {
                var me = this,
                        rng = me.selection.getRange();
                if ( toEnd ) {
                    rng.setStartAtLast( me.body.lastChild ).setCursor( false, true );
                } else {
                    rng.select( true );
                }
            } catch ( e ) {
            }
        },

        /**
         * ��ʼ��UE�¼��������¼�����
         * @private
         * @ignore
         */
        _initEvents:function () {
            var me = this,
                    doc = me.document,
                    win = me.window;
            me._proxyDomEvent = utils.bind( me._proxyDomEvent, me );
            domUtils.on( doc, ['click', 'contextmenu', 'mousedown', 'keydown', 'keyup', 'keypress', 'mouseup', 'mouseover', 'mouseout', 'selectstart'], me._proxyDomEvent );
            domUtils.on( win, ['focus', 'blur'], me._proxyDomEvent );
            domUtils.on( doc, ['mouseup', 'keydown'], function ( evt ) {
                //������selectionchange
                if ( evt.type == 'keydown' && (evt.ctrlKey || evt.metaKey || evt.shiftKey || evt.altKey) ) {
                    return;
                }
                if ( evt.button == 2 )return;
                me._selectionChange( 250, evt );
            } );
            //������ק
            //ie ff���ܴ��������
            //chromeֻ��Դ������������ݹ���
            var innerDrag = 0, source = browser.ie ? me.body : me.document, dragoverHandler;
            domUtils.on( source, 'dragstart', function () {
                innerDrag = 1;
            } );
            domUtils.on( source, browser.webkit ? 'dragover' : 'drop', function () {
                return browser.webkit ?
                        function () {
                            clearTimeout( dragoverHandler );
                            dragoverHandler = setTimeout( function () {
                                if ( !innerDrag ) {
                                    var sel = me.selection,
                                            range = sel.getRange();
                                    if ( range ) {
                                        var common = range.getCommonAncestor();
                                        if ( common && me.serialize ) {
                                            var f = me.serialize,
                                                    node =
                                                            f.filter(
                                                                    f.transformInput(
                                                                            f.parseHTML(
                                                                                    f.word( common.innerHTML )
                                                                            )
                                                                    )
                                                            );
                                            common.innerHTML = f.toHTML( node );
                                        }
                                    }
                                }
                                innerDrag = 0;
                            }, 200 );
                        } :
                        function ( e ) {
                            if ( !innerDrag ) {
                                e.preventDefault ? e.preventDefault() : (e.returnValue = false);
                            }
                            innerDrag = 0;
                        }
            }() );
        },
        /**
         * �����¼�����
         * @private
         * @ignore
         */
        _proxyDomEvent:function ( evt ) {
            return this.fireEvent( evt.type.replace( /^on/, '' ), evt );
        },
        /**
         * �仯ѡ��
         * @private
         * @ignore
         */
        _selectionChange:function ( delay, evt ) {
            var me = this;
            //�й�����selectionchange Ϊ�˽��δfocusʱ���source���ܴ�����Ĺ�����״̬�����⣨source����notNeedUndo=1��
//            if ( !me.selection.isFocus() ){
//                return;
//            }
            var hackForMouseUp = false;
            var mouseX, mouseY;
            if ( browser.ie && browser.version < 9 && evt && evt.type == 'mouseup' ) {
                var range = this.selection.getRange();
                if ( !range.collapsed ) {
                    hackForMouseUp = true;
                    mouseX = evt.clientX;
                    mouseY = evt.clientY;
                }
            }
            clearTimeout( _selectionChangeTimer );
            _selectionChangeTimer = setTimeout( function () {
                if ( !me.selection.getNative() ) {
                    return;
                }
                //�޸�һ��IE�µ�bug: �����һ����ѡ����ı��м�ʱ��������mouseup���һ��ʱ����ȡ����range����selection��typeΪNone�µĴ���ֵ.
                //IE������û�����קһ����ѡ���ı����򲻻ᴥ��mouseup�¼���������������⴦�?�������Ӱ��
                var ieRange;
                if ( hackForMouseUp && me.selection.getNative().type == 'None' ) {
                    ieRange = me.document.body.createTextRange();
                    try {
                        ieRange.moveToPoint( mouseX, mouseY );
                    } catch ( ex ) {
                        ieRange = null;
                    }
                }
                var bakGetIERange;
                if ( ieRange ) {
                    bakGetIERange = me.selection.getIERange;
                    me.selection.getIERange = function () {
                        return ieRange;
                    };
                }
                me.selection.cache();
                if ( bakGetIERange ) {
                    me.selection.getIERange = bakGetIERange;
                }
                if ( me.selection._cachedRange && me.selection._cachedStartElement ) {
                    me.fireEvent( 'beforeselectionchange' );
                    // �ڶ�������causeByUiΪtrue������û�������ɵ�selectionchange.
                    me.fireEvent( 'selectionchange', !!evt );
                    me.fireEvent( 'afterselectionchange' );
                    me.selection.clear();
                }
            }, delay || 50 );
        },
        _callCmdFn:function ( fnName, args ) {
            var cmdName = args[0].toLowerCase(),
                    cmd, cmdFn;
            cmd = this.commands[cmdName] || UE.commands[cmdName];
            cmdFn = cmd && cmd[fnName];
            //û��querycommandstate����û��command�Ķ�Ĭ�Ϸ���0
            if ( (!cmd || !cmdFn) && fnName == 'queryCommandState' ) {
                return 0;
            } else if ( cmdFn ) {
                return cmdFn.apply( this, args );
            }
        },

        /**
         * ִ�б༭����cmdName����ɸ��ı��༭Ч��
         * @name execCommand
         * @grammar editor.execCommand(cmdName)   => {*}
         */
        execCommand:function ( cmdName ) {
            cmdName = cmdName.toLowerCase();
            var me = this,
                    result,
                    cmd = me.commands[cmdName] || UE.commands[cmdName];
            if ( !cmd || !cmd.execCommand ) {
                return null;
            }
            if ( !cmd.notNeedUndo && !me.__hasEnterExecCommand ) {
                me.__hasEnterExecCommand = true;
                if ( me.queryCommandState( cmdName ) != -1 ) {
                    me.fireEvent( 'beforeexeccommand', cmdName );
                    result = this._callCmdFn( 'execCommand', arguments );
                    !me._ignoreContentChange && me.fireEvent('contentchange');
                    me.fireEvent( 'afterexeccommand', cmdName );
                }
                me.__hasEnterExecCommand = false;
            } else {
                result = this._callCmdFn( 'execCommand', arguments );
                !me._ignoreContentChange && me.fireEvent('contentchange')
            }
            !me._ignoreContentChange && me._selectionChange();
            return result;
        },
        /**
         * ��ݴ����command�����ѡ�༭����ǰ��ѡ���������״̬
         * @name  queryCommandState
         * @grammar editor.queryCommandState(cmdName)  => (-1|0|1)
         * @desc
         * * ''-1'' ��ǰ�������
         * * ''0'' ��ǰ�������
         * * ''1'' ��ǰ�����Ѿ�ִ�й���
         */
        queryCommandState:function ( cmdName ) {
            return this._callCmdFn( 'queryCommandState', arguments );
        },

        /**
         * ��ݴ����command�����ѡ�༭����ǰ��ѡ�����������ص�ֵ
         * @name  queryCommandValue
         * @grammar editor.queryCommandValue(cmdName)  =>  {*}
         */
        queryCommandValue:function ( cmdName ) {
            return this._callCmdFn( 'queryCommandValue', arguments );
        },
        /**
         * ���༭�������Ƿ������ݣ�����tags�еĽڵ����ͣ�ֱ�ӷ���true
         * @name  hasContents
         * @desc
         * Ĭ�����ı����ݣ����������½ڵ㶼����Ϊ�ǿ�
         * <code>{table:1,ul:1,ol:1,dl:1,iframe:1,area:1,base:1,col:1,hr:1,img:1,embed:1,input:1,link:1,meta:1,param:1}</code>
         * @grammar editor.hasContents()  => (true|false)
         * @grammar editor.hasContents(tags)  =>  (true|false)  //���ĵ��а�tags�������Ӧ��tag��ֱ�ӷ���true
         * @example
         * editor.hasContents(['span']) //���༭��������Щ������Ϊ�ǿ�
         */
        hasContents:function ( tags ) {
            if ( tags ) {
                for ( var i = 0, ci; ci = tags[i++]; ) {
                    if ( this.document.getElementsByTagName( ci ).length > 0 ) {
                        return true;
                    }
                }
            }
            if ( !domUtils.isEmptyBlock( this.body ) ) {
                return true
            }
            //��ʱ���,����������ǩ�����ڣ�������Ϊ�ǿ�
            tags = ['div'];
            for ( i = 0; ci = tags[i++]; ) {
                var nodes = domUtils.getElementsByTagName( this.document, ci );
                for ( var n = 0, cn; cn = nodes[n++]; ) {
                    if ( domUtils.isCustomeNode( cn ) ) {
                        return true;
                    }
                }
            }
            return false;
        },
        /**
         * ���ñ༭���������������tabʹ��ͬһ���༭��ʵ��
         * @name  reset
         * @desc
         * * ��ձ༭������
         * * ��ջ����б�
         * @grammar editor.reset()
         */
        reset:function () {
            this.fireEvent( 'reset' );
        },
        setEnabled:function () {
            var me = this, range;
            if ( me.body.contentEditable == 'false' ) {
                me.body.contentEditable = true;
                range = me.selection.getRange();
                //�п������ݶ�ʧ��
                try {
                    range.moveToBookmark( me.lastBk );
                    delete me.lastBk
                } catch ( e ) {
                    range.setStartAtFirst( me.body ).collapse( true )
                }
                range.select( true );
                if ( me.bkqueryCommandState ) {
                    me.queryCommandState = me.bkqueryCommandState;
                    delete me.bkqueryCommandState;
                }
                me.fireEvent( 'selectionchange' );
            }
        },
        /**
         * ���õ�ǰ�༭������Ա༭
         * @name enable
         * @grammar editor.enable()
         */
        enable:function(){
            return this.setEnabled();
        },
        setDisabled:function ( except ) {
            var me = this;
            except = except ? utils.isArray( except ) ? except : [except] : [];
            if ( me.body.contentEditable == 'true' ) {
                if ( !me.lastBk ) {
                    me.lastBk = me.selection.getRange().createBookmark( true );
                }
                me.body.contentEditable = false;
                me.bkqueryCommandState = me.queryCommandState;
                me.queryCommandState = function ( type ) {
                    if ( utils.indexOf( except, type ) != -1 ) {
                        return me.bkqueryCommandState.apply( me, arguments );
                    }
                    return -1;
                };
                me.fireEvent( 'selectionchange' );
            }
        },
        /** ���õ�ǰ�༭���򲻿ɱ༭,except�е��������
         * @name disable
         * @grammar editor.disable()
         * @grammar editor.disable(except)  //��������Ҳ����ʹ������disable���˴����õ�������Ȼ����ִ��
         * @example
         * //���ù������г�ӴֺͲ���ͼƬ֮������й���
         * editor.disable(['bold','insertimage']);//�����ǵ�һ��String,Ҳ������Array
        */
        disable:function(except){
            return this.setDisabled(except);
        },
        /**
         * ����Ĭ������
         * @ignore
         * @private
         * @param  {String} cont Ҫ���������
         */
        _setDefaultContent:function () {
            function clear() {
                var me = this;
                if ( me.document.getElementById( 'initContent' ) ) {
                    me.body.innerHTML = '<p>' + (ie ? '' : '<br/>') + '</p>';
                    me.removeListener( 'firstBeforeExecCommand focus', clear );
                    setTimeout( function () {
                        me.focus();
                        me._selectionChange();
                    },0 )
                }
            }
            return function ( cont ) {
                var me = this;
                me.body.innerHTML = '<p id="initContent">' + cont + '</p>';
                if ( browser.ie && browser.version < 7 ) {
                    replaceSrc( me.body );
                }
                me.addListener( 'firstBeforeExecCommand focus', clear );
            }
        }(),
        /**
         * show�����ļ��ݰ汾
         * @private
         * @ignore
         */
        setShow:function () {
            var me = this,range = me.selection.getRange();
            if ( me.container.style.display == 'none' ) {
                //�п������ݶ�ʧ��
                try {
                    range.moveToBookmark( me.lastBk );
                    delete me.lastBk
                } catch ( e ) {
                    range.setStartAtFirst( me.body ).collapse( true )
                }
                //ie��focusʵЧ���������˸��ӳ�
               setTimeout(function(){
                   range.select( true );
               },100);
                me.container.style.display = '';
            }

        },
        /**
         * ��ʾ�༭��
         * @name show
         * @grammar editor.show()
         */
        show:function(){
            return this.setShow();
        },
        /**
         * hide�����ļ��ݰ汾
         * @private
         * @ignore
         */
        setHide:function () {
            var me = this;
            if ( !me.lastBk ) {
                me.lastBk = me.selection.getRange().createBookmark( true );
            }
            me.container.style.display = 'none'
        },
        /**
         * ���ر༭��
         * @name hide
         * @grammar editor.hide()
         */
        hide:function(){
            return this.setHide();
        },
        /**
         * ����ƶ���·������ȡ��Ӧ��������Դ
         * @name  getLang
         * @grammar editor.getLang(path)  =>  ��JSON|String) ·����ݵ���langĿ¼�µ������ļ���·���ṹ
         * @example
         * editor.getLang('contextMenu.delete') //���ǰ�����ģ��Ƿ����ǵ���ɾ��
         */
        getLang:function ( path ) {
            var lang = UE.I18N[this.options.lang];
            if(!lang){
                throw Error("not import language file");
            }
            path = (path || "").split( "." );
            for ( var i = 0, ci; ci = path[i++]; ) {
                lang = lang[ci];
                if ( !lang )break;
            }
            return lang;
        },
        /**
         * ����༭����ǰ���ݵĳ���
         * @name  getContentLength
         * @grammar editor.getContentLength(ingoneHtml,tagNames)  =>
         * @example
         * editor.getLang(true)
         */
        getContentLength : function(ingoneHtml,tagNames){
            var count = this.getContent(false,false,false,true).length;
            if(ingoneHtml){
                tagNames = (tagNames||[]).concat([ 'hr','img','iframe']);
                count = this.getContentTxt().replace(/[\t\r\n]+/g,'').length;
                for(var i= 0,ci;ci=tagNames[i++];){
                    count += this.document.getElementsByTagName(ci).length;
                }
            }
            return count;
        }
        /**
         * �õ�dialogʵ�����
         * @name getDialog
         * @grammar editor.getDialog(dialogName) => Object
         * @example
         * var dialog = editor.getDialog("insertimage");
         * dialog.open();   //��dialog
         * dialog.close();  //�ر�dialog
         */
    };
    utils.inherits( Editor, EventBase );
})();


/**
 * @file
 * @name UE.ajax
 * @short Ajax
 * @desc UEditor���õ�ajax����ģ��
 * @import core/utils.js
 * @user: taoqili
 * @date: 11-8-18
 * @time: ����3:18
 */
UE.ajax = function() {
    /**
     * ����һ��ajaxRequest����
     */
    var fnStr = 'XMLHttpRequest()';
    try {
        new ActiveXObject("Msxml2.XMLHTTP");
        fnStr = 'ActiveXObject(\'Msxml2.XMLHTTP\')';
    } catch (e) {
        try {
            new ActiveXObject("Microsoft.XMLHTTP");
            fnStr = 'ActiveXObject(\'Microsoft.XMLHTTP\')'
        } catch (e) {
        }
    }
    var creatAjaxRequest = new Function('return new ' + fnStr);


    /**
     * ��json����ת�����ʺ�ajax�ύ�Ĳ����б�
     * @param json
     */
    function json2str(json) {
        var strArr = [];
        for (var i in json) {
            //����Ĭ�ϵļ�������
            if(i=="method" || i=="timeout" || i=="async") continue;
            //���ݹ����Ķ���ͺ������ύ֮��
            if (!((typeof json[i]).toLowerCase() == "function" || (typeof json[i]).toLowerCase() == "object")) {
                strArr.push( encodeURIComponent(i) + "="+encodeURIComponent(json[i]) );
            }
        }
        return strArr.join("&");

    }


    return {
		/**
         * @name request
         * @desc ����ajax����ajaxOpt��Ĭ�ϰ�method��timeout��async��data��onsuccess�Լ�onerror�������֧���Զ�����Ӳ���
         * @grammar UE.ajax.request(url,ajaxOpt);
         * @example
         * UE.ajax.request('http://www.xxxx.com/test.php',{
         *     //��ʡ�ԣ�Ĭ��POST
         *     method:'POST',
         *     //�����Զ������
         *     content:'�������ύ������',
         *     //Ҳ����ֱ�Ӵ�json������ֻ������Ϊdata��������һ���ַ���
         *     data:{
         *         name:'UEditor',
         *         age:'1'
         *     }
         *     onsuccess:function(xhr){
         *         console.log(xhr.responseText);
         *     },
         *     onerror:function(xhr){
         *         console.log(xhr.responseText);
         *     }
         * })
		 * @param ajaxOptions
		 */
		request:function(url, ajaxOptions) {
            var ajaxRequest = creatAjaxRequest(),
                //�Ƿ�ʱ
                timeIsOut = false,
                //Ĭ�ϲ���
                defaultAjaxOptions = {
                    method:"POST",
                    timeout:5000,
                    async:true,
                    data:{},//��Ҫ���ݶ���Ļ�ֻ�ܸ���
                    onsuccess:function() {
                    },
                    onerror:function() {
                    }
                };

			if (typeof url === "object") {
				ajaxOptions = url;
				url = ajaxOptions.url;
			}
			if (!ajaxRequest || !url) return;
			var ajaxOpts = ajaxOptions ? utils.extend(defaultAjaxOptions,ajaxOptions) : defaultAjaxOptions;

			var submitStr = json2str(ajaxOpts);  // { name:"Jim",city:"Beijing" } --> "name=Jim&city=Beijing"
			//����û�ֱ��ͨ��data�����json�����������ҲҪ����json����ת��Ϊ�ַ�
			if (!utils.isEmptyObject(ajaxOpts.data)){
                submitStr += (submitStr? "&":"") + json2str(ajaxOpts.data);
			}
            //��ʱ���
            var timerID = setTimeout(function() {
                if (ajaxRequest.readyState != 4) {
                    timeIsOut = true;
                    ajaxRequest.abort();
                    clearTimeout(timerID);
                }
            }, ajaxOpts.timeout);

			var method = ajaxOpts.method.toUpperCase();
            var str = url + (url.indexOf("?")==-1?"?":"&") + (method=="POST"?"":submitStr+ "&noCache=" + +new Date);
			ajaxRequest.open(method, str, ajaxOpts.async);
			ajaxRequest.onreadystatechange = function() {
				if (ajaxRequest.readyState == 4) {
					if (!timeIsOut && ajaxRequest.status == 200) {
						ajaxOpts.onsuccess(ajaxRequest);
					} else {
						ajaxOpts.onerror(ajaxRequest);
					}
				}
			};
			if (method == "POST") {
				ajaxRequest.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
				ajaxRequest.send(submitStr);
			} else {
				ajaxRequest.send(null);
			}
		}
	};


}();

/**
 * @file
 * @name UE.filterWord
 * @short filterWord
 * @desc ��������wordճ��������ַ�
 * @import editor.js,core/utils.js
 * @anthor zhanyi
 */
var filterWord = UE.filterWord = function () {

    //�Ƿ���word����������
    function isWordDocument( str ) {
        return /(class="?Mso|style="[^"]*\bmso\-|w:WordDocument|<v:)/ig.test( str );
    }
    //ȥ��С��
    function transUnit( v ) {
        v = v.replace( /[\d.]+\w+/g, function ( m ) {
            return utils.transUnitToPx(m);
        } );
        return v;
    }

    function filterPasteWord( str ) {
        return str.replace( /[\t\r\n]+/g, "" )
                .replace( /<!--[\s\S]*?-->/ig, "" )
                //ת��ͼƬ
                .replace(/<v:shape [^>]*>[\s\S]*?.<\/v:shape>/gi,function(str){
                    //opera���Լ�������image������ֱ�ӷ��ؿ�
                    if(browser.opera){
                        return '';
                    }
                    try{
                        var width = str.match(/width:([ \d.]*p[tx])/i)[1],
                            height = str.match(/height:([ \d.]*p[tx])/i)[1],
                            src =  str.match(/src=\s*"([^"]*)"/i)[1];
                        return '<img width="'+ transUnit(width) +'" height="'+transUnit(height) +'" src="' + src + '" />';
                    } catch(e){
                        return '';
                    }
                })
                //���wps��ӵĶ����ǩ����
                .replace(/<\/?div[^>]*>/g,'')
                //ȥ�����������
                .replace( /v:\w+=(["']?)[^'"]+\1/g, '' )
                .replace( /<(!|script[^>]*>.*?<\/script(?=[>\s])|\/?(\?xml(:\w+)?|xml|meta|link|style|\w+:\w+)(?=[\s\/>]))[^>]*>/gi, "" )
                .replace( /<p [^>]*class="?MsoHeading"?[^>]*>(.*?)<\/p>/gi, "<p><strong>$1</strong></p>" )
                //ȥ�����������
                .replace( /\s+(class|lang|align)\s*=\s*(['"]?)[\w-]+\2/ig, "" )
                //�������font/span����ƥ��&nbsp;�п����ǿո�
                .replace( /<(font|span)[^>]*>\s*<\/\1>/gi, '' )
                //����style������
                .replace( /(<[a-z][^>]*)\sstyle=(["'])([^\2]*?)\2/gi, function( str, tag, tmp, style ) {
                    var n = [],
                        s = style.replace( /^\s+|\s+$/, '' )
                            .replace(/&#39;/g,'\'')
                            .replace( /&quot;/gi, "'" )
                            .split( /;\s*/g );

                    for ( var i = 0,v; v = s[i];i++ ) {

                        var name, value,
                            parts = v.split( ":" );

                        if ( parts.length == 2 ) {
                            name = parts[0].toLowerCase();
                            value = parts[1].toLowerCase();
                            if(/^(background)\w*/.test(name) && value.replace(/(initial|\s)/g,'').length == 0
                                ||
                                /^(margin)\w*/.test(name) && /^0\w+$/.test(value)
                            ){
                                continue;
                            }

                            switch ( name ) {
                                case "mso-padding-alt":
                                case "mso-padding-top-alt":
                                case "mso-padding-right-alt":
                                case "mso-padding-bottom-alt":
                                case "mso-padding-left-alt":
                                case "mso-margin-alt":
                                case "mso-margin-top-alt":
                                case "mso-margin-right-alt":
                                case "mso-margin-bottom-alt":
                                case "mso-margin-left-alt":
                                //ie�»���ּ���һ������
                               //case "mso-table-layout-alt":
                                case "mso-height":
                                case "mso-width":
                                case "mso-vertical-align-alt":
                                    //trace:1819 ff�»������padding��table��
                                    if(!/<table/.test(tag))
                                        n[i] = name.replace( /^mso-|-alt$/g, "" ) + ":" + transUnit( value );
                                    continue;
                                case "horiz-align":
                                    n[i] = "text-align:" + value;
                                    continue;

                                case "vert-align":
                                    n[i] = "vertical-align:" + value;
                                    continue;

                                case "font-color":
                                case "mso-foreground":
                                    n[i] = "color:" + value;
                                    continue;

                                case "mso-background":
                                case "mso-highlight":
                                    n[i] = "background:" + value;
                                    continue;

                                case "mso-default-height":
                                    n[i] = "min-height:" + transUnit( value );
                                    continue;

                                case "mso-default-width":
                                    n[i] = "min-width:" + transUnit( value );
                                    continue;

                                case "mso-padding-between-alt":
                                    n[i] = "border-collapse:separate;border-spacing:" + transUnit( value );
                                    continue;

                                case "text-line-through":
                                    if ( (value == "single") || (value == "double") ) {
                                        n[i] = "text-decoration:line-through";
                                    }
                                    continue;
                                case "mso-zero-height":
                                    if ( value == "yes" ) {
                                        n[i] = "display:none";
                                    }
                                    continue;
                                case 'background':
                                    if(value == 'initial'){

                                    }
                                    break;
                                case 'margin':
                                    if ( !/[1-9]/.test( value ) ) {
                                        continue;
                                    }

                            }

                            if ( /^(mso|column|font-emph|lang|layout|line-break|list-image|nav|panose|punct|row|ruby|sep|size|src|tab-|table-border|text-(?:decor|trans)|top-bar|version|vnd|word-break)/.test( name )
                                ||
                                /text\-indent|padding|margin/.test(name) && /\-[\d.]+/.test(value)
                            ) {
                                continue;
                            }

                            n[i] = name + ":" + parts[1];
                        }
                    }
                    return tag + (n.length ? ' style="' + n.join( ';').replace(/;{2,}/g,';') + '"' : '');
                })
            .replace(/[\d.]+(cm|pt)/g,function(str){
                return utils.transUnitToPx(str)
            })

    }

    return function ( html ) {
        return (isWordDocument( html ) ? filterPasteWord( html ) : html).replace( />[ \t\r\n]*</g, '><' );
    };
}();
///import core
/**
 * @description ��������
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     inserthtml�������ݵ�����
 * @param   {String}   html                Ҫ���������
 * @author zhanyi
 */
UE.commands['inserthtml'] = {
    execCommand: function (command,html,notSerialize){
        var me = this,
            range,
            div;
        if(!html){
            return;
        }
        range = me.selection.getRange();
        div = range.document.createElement( 'div' );
        div.style.display = 'inline';
        var serialize = me.serialize;
        if (!notSerialize && serialize) {
            var node = serialize.parseHTML(html);
            node = serialize.transformInput(node);
            node = serialize.filter(node);
            html = serialize.toHTML(node);
        }
        div.innerHTML = utils.trim( html );

        if ( !range.collapsed ) {
            var tmpNode = range.startContainer;
            if(domUtils.isFillChar(tmpNode)){
                range.setStartBefore(tmpNode)
            }
            tmpNode = range.endContainer;
            if(domUtils.isFillChar(tmpNode)){
                range.setEndAfter(tmpNode)
            }
            range.txtToElmBoundary();
            //����߽���ܷŵ���br��ǰ�ߣ�Ҫ��br�����
            // x[xxx]<br/>
            if(range.endContainer && range.endContainer.nodeType == 1){
                tmpNode = range.endContainer.childNodes[range.endOffset];
                if(tmpNode && domUtils.isBr(tmpNode)){
                    range.setEndAfter(tmpNode);
                }
            }
            if(range.startOffset == 0){
                tmpNode = range.startContainer;
                if(domUtils.isBoundaryNode(tmpNode,'firstChild') ){
                    tmpNode = range.endContainer;
                    if(range.endOffset == (tmpNode.nodeType == 3 ? tmpNode.nodeValue.length : tmpNode.childNodes.length) && domUtils.isBoundaryNode(tmpNode,'lastChild')){
                        me.body.innerHTML = '<p>'+(browser.ie ? '' : '<br/>')+'</p>';
                        range.setStart(me.body.firstChild,0).collapse(true)

                    }
                }
            }
            !range.collapsed && range.deleteContents();
            if(range.startContainer.nodeType == 1){
                var child = range.startContainer.childNodes[range.startOffset],pre;
                if(child && domUtils.isBlockElm(child) && (pre = child.previousSibling) && domUtils.isBlockElm(pre)){
                    range.setEnd(pre,pre.childNodes.length).collapse();
                    while(child.firstChild){
                        pre.appendChild(child.firstChild);
                    }
                    domUtils.remove(child);
                }
            }

        }


        var child,parent,pre,tmp,hadBreak = 0, nextNode;
        //���ǰλ��ѡ����fillcharҪ�ɵ���Ҫ����������
        if(range.inFillChar()){
            child = range.startContainer;
            range.setStartBefore(child).collapse(true);
            domUtils.remove(child);
        }
        while ( child = div.firstChild ) {
            range.insertNode( child );
            nextNode = child.nextSibling;
            if ( !hadBreak && child.nodeType == domUtils.NODE_ELEMENT && domUtils.isBlockElm( child ) ){

                parent = domUtils.findParent( child,function ( node ){ return domUtils.isBlockElm( node ); } );
                if ( parent && parent.tagName.toLowerCase() != 'body' && !(dtd[parent.tagName][child.nodeName] && child.parentNode === parent)){
                    if(!dtd[parent.tagName][child.nodeName]){
                        pre = parent;
                    }else{
                        tmp = child.parentNode;
                        while (tmp !== parent){
                            pre = tmp;
                            tmp = tmp.parentNode;

                        }
                    }


                    domUtils.breakParent( child, pre || tmp );
                    //ȥ��break��ǰһ������Ľڵ�  <p>|<[p> ==> <p></p><div></div><p>|</p>
                    var pre = child.previousSibling;
                    domUtils.trimWhiteTextNode(pre);
                    if(!pre.childNodes.length){
                        domUtils.remove(pre);
                    }
                    //trace:2012,�ڷ�ie��������п���ʣ�µĽڵ��п��ܲ��ܵ��������brռλ

                    if(!browser.ie &&
                        (next = child.nextSibling) &&
                        domUtils.isBlockElm(next) &&
                        next.lastChild &&
                        !domUtils.isBr(next.lastChild)){
                        next.appendChild(me.document.createElement('br'));
                    }
                    hadBreak = 1;
                }
            }
            var next = child.nextSibling;
            if(!div.firstChild && next && domUtils.isBlockElm(next)){

                range.setStart(next,0).collapse(true);
                break;
            }
            range.setEndAfter( child ).collapse();

        }

        child = range.startContainer;

        if(nextNode && domUtils.isBr(nextNode)){
            domUtils.remove(nextNode)
        }
        //��chrome�����пհ�չλ��
        if(domUtils.isBlockElm(child) && domUtils.isEmptyNode(child)){
            if(nextNode = child.nextSibling){
                domUtils.remove(child);
                if(nextNode.nodeType == 1 && dtd.$block[nextNode.tagName]){

                    range.setStart(nextNode,0).collapse(true).shrinkBoundary()
                }
            }else{
                child.innerHTML = browser.ie ? domUtils.fillChar : '<br/>';
            }

        }
        //����true��Ϊ��ɾ������ʱ��ɾ���Σ���һ����ɾ��fillData
        range.select(true);


        setTimeout(function(){
            range = me.selection.getRange();
            range.scrollToView(me.autoHeightEnabled,me.autoHeightEnabled ? domUtils.getXY(me.iframe).y:0);
            me.fireEvent('afterinserthtml');
        },200);
    }
};

///import core
///commands �Զ��Ű�
///commandsName  autotypeset
///commandsTitle  �Զ��Ű�
/**
 * �Զ��Ű�
 * @function
 * @name baidu.editor.execCommands
 */

UE.plugins['autotypeset'] = function(){

    this.setOpt({'autotypeset':{
        mergeEmptyline : true,          //�ϲ�����
            removeClass : true,            //ȥ�������class
            removeEmptyline : false,        //ȥ������
            textAlign : "left",             //������Ű淽ʽ�������� left,right,center,justify ȥ��������Ա�ʾ��ִ���Ű�
            imageBlockLine : 'center',      //ͼƬ�ĸ�����ʽ����ռһ�о���,���Ҹ�����Ĭ��: center,left,right,none ȥ��������Ա�ʾ��ִ���Ű�
            pasteFilter : false,             //��ݹ������û��ճ�����������
            clearFontSize : false,           //ȥ�����е���Ƕ�ֺţ�ʹ�ñ༭��Ĭ�ϵ��ֺ�
            clearFontFamily : false,         //ȥ�����е���Ƕ���壬ʹ�ñ༭��Ĭ�ϵ�����
            removeEmptyNode : false,         // ȥ���սڵ�
            //����ȥ���ı�ǩ
            removeTagNames : utils.extend({div:1},dtd.$removeEmpty),
            indent : false,                  // ��������
            indentValue : '2em'             //��������Ĵ�С
    }});
    var me = this,
        opt = me.options.autotypeset,
        remainClass = {
            'selectTdClass':1,
            'pagebreak':1,
            'anchorclass':1
        },
        remainTag = {
            'li':1
        },
        tags = {
            div:1,
            p:1,
            //trace:2183 ��ЩҲ��Ϊ����
            blockquote:1,center:1,h1:1,h2:1,h3:1,h4:1,h5:1,h6:1,
            span:1
        },
        highlightCont;
    //���˰汾����������Ŀ��û��autotypeset
    if(!opt){
        return;
    }
    function isLine(node,notEmpty){
        if(!node || node.nodeType == 3)
            return 0;
        if(domUtils.isBr(node))
            return 1;
        if(node && node.parentNode && tags[node.tagName.toLowerCase()]){
            if(highlightCont && highlightCont.contains(node)
                ||
                node.getAttribute('pagebreak')
            ){
                return 0;
            }

            return notEmpty ? !domUtils.isEmptyBlock(node) : domUtils.isEmptyBlock(node);
        }
    }

    function removeNotAttributeSpan(node){
        if(!node.style.cssText){
            domUtils.removeAttributes(node,['style']);
            if(node.tagName.toLowerCase() == 'span' && domUtils.hasNoAttributes(node)){
                domUtils.remove(node,true);
            }
        }
    }
    function autotype(type,html){
        var me = this,cont;
        if(html){
            if(!opt.pasteFilter){
                return;
            }
            cont = me.document.createElement('div');
            cont.innerHTML = html.html;
        }else{
            cont = me.document.body;
        }
        var nodes = domUtils.getElementsByTagName(cont,'*');

          // ����������䷽�򣬶μ�࣬���ڼ��
        for(var i=0,ci;ci=nodes[i++];){

            if(me.fireEvent('excludeNodeinautotype',ci) === true){
                continue;
            }
             //font-size
            if(opt.clearFontSize && ci.style.fontSize){
                domUtils.removeStyle(ci,'font-size');

                removeNotAttributeSpan(ci);

            }
            //font-family
            if(opt.clearFontFamily && ci.style.fontFamily){
                domUtils.removeStyle(ci,'font-family');
                removeNotAttributeSpan(ci);
            }

            if(isLine(ci)){
                //�ϲ�����
                if(opt.mergeEmptyline ){
                    var next = ci.nextSibling,tmpNode,isBr = domUtils.isBr(ci);
                    while(isLine(next)){
                        tmpNode = next;
                        next = tmpNode.nextSibling;
                        if(isBr && (!next || next && !domUtils.isBr(next))){
                            break;
                        }
                        domUtils.remove(tmpNode);
                    }

                }
                 //ȥ�����У�����ռλ�Ŀ���
                if(opt.removeEmptyline && domUtils.inDoc(ci,cont) && !remainTag[ci.parentNode.tagName.toLowerCase()] ){
                    if(domUtils.isBr(ci)){
                        next = ci.nextSibling;
                        if(next && !domUtils.isBr(next)){
                            continue;
                        }
                    }
                    domUtils.remove(ci);
                    continue;

                }

            }
            if(isLine(ci,true) && ci.tagName != 'SPAN'){
                if(opt.indent){
                    ci.style.textIndent = opt.indentValue;
                }
                if(opt.textAlign){
                    ci.style.textAlign = opt.textAlign;
                }
//                if(opt.lineHeight)
//                    ci.style.lineHeight = opt.lineHeight + 'cm';


            }

            //ȥ��class,������class��ȥ��
            if(opt.removeClass && ci.className && !remainClass[ci.className.toLowerCase()]){

                if(highlightCont && highlightCont.contains(ci)){
                     continue;
                }
                domUtils.removeAttributes(ci,['class']);
            }

            //���鲻����
            if(opt.imageBlockLine && ci.tagName.toLowerCase() == 'img' && !ci.getAttribute('emotion')){
                if(html){
                    var img = ci;
                    switch (opt.imageBlockLine){
                        case 'left':
                        case 'right':
                        case 'none':
                            var pN = img.parentNode,tmpNode,pre,next;
                            while(dtd.$inline[pN.tagName] || pN.tagName == 'A'){
                                pN = pN.parentNode;
                            }
                            tmpNode = pN;
                            if(tmpNode.tagName == 'P' && domUtils.getStyle(tmpNode,'text-align') == 'center'){
                                if(!domUtils.isBody(tmpNode) && domUtils.getChildCount(tmpNode,function(node){return !domUtils.isBr(node) && !domUtils.isWhitespace(node)}) == 1){
                                    pre = tmpNode.previousSibling;
                                    next = tmpNode.nextSibling;
                                    if(pre && next && pre.nodeType == 1 &&  next.nodeType == 1 && pre.tagName == next.tagName && domUtils.isBlockElm(pre)){
                                        pre.appendChild(tmpNode.firstChild);
                                        while(next.firstChild){
                                            pre.appendChild(next.firstChild);
                                        }
                                        domUtils.remove(tmpNode);
                                        domUtils.remove(next);
                                    }else{
                                        domUtils.setStyle(tmpNode,'text-align','');
                                    }


                                }


                            }
                            domUtils.setStyle(img,'float',opt.imageBlockLine);
                            break;
                        case 'center':
                            if(me.queryCommandValue('imagefloat') != 'center'){
                                pN = img.parentNode;
                                domUtils.setStyle(img,'float','none');
                                tmpNode = img;
                                while(pN && domUtils.getChildCount(pN,function(node){return !domUtils.isBr(node) && !domUtils.isWhitespace(node)}) == 1
                                    && (dtd.$inline[pN.tagName] || pN.tagName == 'A')){
                                    tmpNode = pN;
                                    pN = pN.parentNode;
                                }
                                var pNode = me.document.createElement('p');
                                domUtils.setAttributes(pNode,{

                                    style:'text-align:center'
                                });
                                tmpNode.parentNode.insertBefore(pNode,tmpNode);
                                pNode.appendChild(tmpNode);
                                domUtils.setStyle(tmpNode,'float','');

                            }


                    }
                }else{
                    var range = me.selection.getRange();
                    range.selectNode(ci).select();
                    me.execCommand('imagefloat',opt.imageBlockLine);
                }



            }

            //ȥ������ı�ǩ
            if(opt.removeEmptyNode){
                if(opt.removeTagNames[ci.tagName.toLowerCase()] && domUtils.hasNoAttributes(ci) && domUtils.isEmptyBlock(ci)){
                    domUtils.remove(ci);
                }
            }
        }
        if(html){
            html.html = cont.innerHTML;
        }
    }
    if(opt.pasteFilter){
        me.addListener('beforepaste',autotype);
    }

    me.commands['autotypeset'] = {
        execCommand:function () {
            me.removeListener('beforepaste',autotype);
            if(opt.pasteFilter){
                me.addListener('beforepaste',autotype);
            }
            autotype.call(me)
        }

    };

};


///import core
///commands �Զ��ύ
///commandsName  autosubmit
///commandsTitle  �Զ��ύ
UE.plugins['autosubmit'] = function(){
    var me = this;
    me.commands['autosubmit'] = {
        execCommand:function () {
            var me=this,
                form = domUtils.findParentByTagName(me.iframe,"form", false);
            if (form)    {
                if(me.fireEvent("beforesubmit")===false){
                    return;
                }
                me.sync();
                form.submit();
            }
        }
    };
    //��ݼ�
    me.addshortcutkey({
        "autosubmit" : "ctrl+13" //�ֶ��ύ
    });
};

///import core
///commands ���뱳��
///commandsName  background
///commandsTitle  ���뱳��
///commandsDialog  dialogs\background
UE.plugins['background'] = function(){
    var me = this;
    me.addListener("getAllHtml",function(type,headHtml){
        var body = this.body,
            su = domUtils.getComputedStyle(body,"background-image"),
            url="";
        if(su.indexOf(me.options.imagePath)>0){
            url =  su.substring(su.indexOf(me.options.imagePath),su.length-1).replace(/"|\(|\)/ig,"");
        }else{
            url =  su!="none" ? su.replace(/url\("?|"?\)/ig,""):"";
        }
        var html = '<style type="text/css">body{';
        var bgObj = {
            "background-color" : domUtils.getComputedStyle(body,"background-color")||"#ffffff",
            'background-image' : url ? 'url('+url+')' : '',
            'background-repeat':domUtils.getComputedStyle(body,"background-repeat")||"",
            'background-position': browser.ie?(domUtils.getComputedStyle(body,"background-position-x")+" "+domUtils.getComputedStyle(body,"background-position-y")):domUtils.getComputedStyle(body,"background-position"),
            'height':domUtils.getComputedStyle(body,"height")
        };
        for ( var name in bgObj ) {
            if ( bgObj.hasOwnProperty( name ) ) {
                html += name+":"+bgObj[name]+";";
            }
        }
        html += '}</style> ';
        headHtml.push(html);
    });
}
///import core
///import plugins\inserthtml.js
///commands ����ͼƬ������ͼƬ�Ķ��뷽ʽ
///commandsName  InsertImage,ImageNone,ImageLeft,ImageRight,ImageCenter
///commandsTitle  ͼƬ,Ĭ��,����,����,����
///commandsDialog  dialogs\image
/**
 * Created by .
 * User: zhanyi
 * for image
 */

UE.commands['imagefloat'] = {
    execCommand:function (cmd, align) {
        var me = this,
            range = me.selection.getRange();
        if (!range.collapsed) {
            var img = range.getClosedNode();
            if (img && img.tagName == 'IMG') {
                switch (align) {
                    case 'left':
                    case 'right':
                    case 'none':
                        var pN = img.parentNode, tmpNode, pre, next;
                        while (dtd.$inline[pN.tagName] || pN.tagName == 'A') {
                            pN = pN.parentNode;
                        }
                        tmpNode = pN;
                        if (tmpNode.tagName == 'P' && domUtils.getStyle(tmpNode, 'text-align') == 'center') {
                            if (!domUtils.isBody(tmpNode) && domUtils.getChildCount(tmpNode, function (node) {
                                return !domUtils.isBr(node) && !domUtils.isWhitespace(node);
                            }) == 1) {
                                pre = tmpNode.previousSibling;
                                next = tmpNode.nextSibling;
                                if (pre && next && pre.nodeType == 1 && next.nodeType == 1 && pre.tagName == next.tagName && domUtils.isBlockElm(pre)) {
                                    pre.appendChild(tmpNode.firstChild);
                                    while (next.firstChild) {
                                        pre.appendChild(next.firstChild);
                                    }
                                    domUtils.remove(tmpNode);
                                    domUtils.remove(next);
                                } else {
                                    domUtils.setStyle(tmpNode, 'text-align', '');
                                }


                            }

                            range.selectNode(img).select();
                        }
                        domUtils.setStyle(img, 'float', align == 'none' ? '' : align);
                        if(align == 'none'){
                            domUtils.removeAttributes(img,'align');
                        }

                        break;
                    case 'center':
                        if (me.queryCommandValue('imagefloat') != 'center') {
                            pN = img.parentNode;
                            domUtils.setStyle(img, 'float', '');
                            domUtils.removeAttributes(img,'align');
                            tmpNode = img;
                            while (pN && domUtils.getChildCount(pN, function (node) {
                                return !domUtils.isBr(node) && !domUtils.isWhitespace(node);
                            }) == 1
                                && (dtd.$inline[pN.tagName] || pN.tagName == 'A')) {
                                tmpNode = pN;
                                pN = pN.parentNode;
                            }
                            range.setStartBefore(tmpNode).setCursor(false);
                            pN = me.document.createElement('div');
                            pN.appendChild(tmpNode);
                            domUtils.setStyle(tmpNode, 'float', '');

                            me.execCommand('insertHtml', '<p id="_img_parent_tmp" style="text-align:center">' + pN.innerHTML + '</p>');

                            tmpNode = me.document.getElementById('_img_parent_tmp');
                            tmpNode.removeAttribute('id');
                            tmpNode = tmpNode.firstChild;
                            range.selectNode(tmpNode).select();
                            //ȥ����߶����Ԫ��
                            next = tmpNode.parentNode.nextSibling;
                            if (next && domUtils.isEmptyNode(next)) {
                                domUtils.remove(next);
                            }

                        }

                        break;
                }

            }
        }
    },
    queryCommandValue:function () {
        var range = this.selection.getRange(),
            startNode, floatStyle;
        if (range.collapsed) {
            return 'none';
        }
        startNode = range.getClosedNode();
        if (startNode && startNode.nodeType == 1 && startNode.tagName == 'IMG') {
            floatStyle = startNode.getAttribute('align')||domUtils.getComputedStyle(startNode, 'float');
            if (floatStyle == 'none') {
                floatStyle = domUtils.getComputedStyle(startNode.parentNode, 'text-align') == 'center' ? 'center' : floatStyle;
            }
            return {
                left:1,
                right:1,
                center:1
            }[floatStyle] ? floatStyle : 'none';
        }
        return 'none';


    },
    queryCommandState:function () {
        var range = this.selection.getRange(),
            startNode;

        if (range.collapsed)  return -1;

        startNode = range.getClosedNode();
        if (startNode && startNode.nodeType == 1 && startNode.tagName == 'IMG') {
            return 0;
        }
        return -1;
    }
};

UE.commands['insertimage'] = {
    execCommand:function (cmd, opt) {

        opt = utils.isArray(opt) ? opt : [opt];
        if (!opt.length) {
            return;
        }
        var me = this,
            range = me.selection.getRange(),
            img = range.getClosedNode();
        if (img && /img/i.test(img.tagName) && img.className != "edui-faked-video" && !img.getAttribute("word_img")) {
            var first = opt.shift();
            var floatStyle = first['floatStyle'];
            delete first['floatStyle'];
////                img.style.border = (first.border||0) +"px solid #000";
////                img.style.margin = (first.margin||0) +"px";
//                img.style.cssText += ';margin:' + (first.margin||0) +"px;" + 'border:' + (first.border||0) +"px solid #000";
            domUtils.setAttributes(img, first);
            me.execCommand('imagefloat', floatStyle);
            if (opt.length > 0) {
                range.setStartAfter(img).setCursor(false, true);
                me.execCommand('insertimage', opt);
            }

        } else {
            var html = [], str = '', ci;
            ci = opt[0];
            if (opt.length == 1) {
                str = '<img src="' + ci.src + '" ' + (ci.data_ue_src ? ' data_ue_src="' + ci.data_ue_src + '" ' : '') +
                    (ci.width ? 'width="' + ci.width + '" ' : '') +
                    (ci.height ? ' height="' + ci.height + '" ' : '') +
                    (ci['floatStyle'] == 'left' || ci['floatStyle'] == 'right' ? ' style="float:' + ci['floatStyle'] + ';"' : '') +
                    (ci.title && ci.title != "" ? ' title="' + ci.title + '"' : '') +
                    (ci.border && ci.border != "0" ? ' border="' + ci.border + '"' : '') +
                    (ci.alt && ci.alt != "" ? ' alt="' + ci.alt + '"' : '') +
                    (ci.hspace && ci.hspace != "0" ? ' hspace = "' + ci.hspace + '"' : '') +
                    (ci.vspace && ci.vspace != "0" ? ' vspace = "' + ci.vspace + '"' : '') + '/>';
                if (ci['floatStyle'] == 'center') {
                    str = '<p style="text-align: center">' + str + '</p>';
                }
                html.push(str);

            } else {
                for (var i = 0; ci = opt[i++];) {
                    str = '<p ' + (ci['floatStyle'] == 'center' ? 'style="text-align: center" ' : '') + '><img src="' + ci.src + '" ' +
                        (ci.width ? 'width="' + ci.width + '" ' : '') + (ci.data_ue_src ? ' data_ue_src="' + ci.data_ue_src + '" ' : '') +
                        (ci.height ? ' height="' + ci.height + '" ' : '') +
                        ' style="' + (ci['floatStyle'] && ci['floatStyle'] != 'center' ? 'float:' + ci['floatStyle'] + ';' : '') +
                        (ci.border || '') + '" ' +
                        (ci.title ? ' title="' + ci.title + '"' : '') + ' /></p>';
                    html.push(str);
                }
            }

            me.execCommand('insertHtml', html.join(''));
        }
    }
};
///import core
///commands �����ʽ,����,����,����,���˶���
///commandsName  JustifyLeft,JustifyCenter,JustifyRight,JustifyJustify
///commandsTitle  �������,���ж���,���Ҷ���,���˶���
/**
 * @description ��������
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     justifyִ�ж��뷽ʽ������
 * @param   {String}   align               ���뷽ʽ��left����right���ң�center���У�justify���˶���
 * @author zhanyi
 */
UE.plugins['justify']=function(){
    var me=this,
        block = domUtils.isBlockElm,
        defaultValue = {
            left:1,
            right:1,
            center:1,
            justify:1
        },
        doJustify = function (range, style) {
            var bookmark = range.createBookmark(),
                filterFn = function (node) {
                    return node.nodeType == 1 ? node.tagName.toLowerCase() != 'br' && !domUtils.isBookmarkNode(node) : !domUtils.isWhitespace(node);
                };

            range.enlarge(true);
            var bookmark2 = range.createBookmark(),
                current = domUtils.getNextDomNode(bookmark2.start, false, filterFn),
                tmpRange = range.cloneRange(),
                tmpNode;
            while (current && !(domUtils.getPosition(current, bookmark2.end) & domUtils.POSITION_FOLLOWING)) {
                if (current.nodeType == 3 || !block(current)) {
                    tmpRange.setStartBefore(current);
                    while (current && current !== bookmark2.end && !block(current)) {
                        tmpNode = current;
                        current = domUtils.getNextDomNode(current, false, null, function (node) {
                            return !block(node);
                        });
                    }
                    tmpRange.setEndAfter(tmpNode);
                    var common = tmpRange.getCommonAncestor();
                    if (!domUtils.isBody(common) && block(common)) {
                        domUtils.setStyles(common, utils.isString(style) ? {'text-align':style} : style);
                        current = common;
                    } else {
                        var p = range.document.createElement('p');
                        domUtils.setStyles(p, utils.isString(style) ? {'text-align':style} : style);
                        var frag = tmpRange.extractContents();
                        p.appendChild(frag);
                        tmpRange.insertNode(p);
                        current = p;
                    }
                    current = domUtils.getNextDomNode(current, false, filterFn);
                } else {
                    current = domUtils.getNextDomNode(current, true, filterFn);
                }
            }
            return range.moveToBookmark(bookmark2).moveToBookmark(bookmark);
        };

    UE.commands['justify'] = {
        execCommand:function (cmdName, align) {
            var range = this.selection.getRange(),
                txt;

            //�պ�ʱ��������
            if (range.collapsed) {
                txt = this.document.createTextNode('p');
                range.insertNode(txt);
            }
            doJustify(range, align);
            if (txt) {
                range.setStartBefore(txt).collapse(true);
                domUtils.remove(txt);
            }

            range.select();


            return true;
        },
        queryCommandValue:function () {
            var startNode = this.selection.getStart(),
                value = domUtils.getComputedStyle(startNode, 'text-align');
            return defaultValue[value] ? value : 'left';
        },
        queryCommandState:function () {
            var start = this.selection.getStart(),
                cell = start && domUtils.findParentByTagName(start, ["td", "th","caption"], true);

            return cell? -1:0;
        }

    };
};

///import core
///import plugins\removeformat.js
///commands ������ɫ,����ɫ,�ֺ�,����,�»���,ɾ����
///commandsName  ForeColor,BackColor,FontSize,FontFamily,Underline,StrikeThrough
///commandsTitle  ������ɫ,����ɫ,�ֺ�,����,�»���,ɾ����
/**
 * @description ����
 * @name baidu.editor.execCommand
 * @param {String}     cmdName    ִ�еĹ������
 * @param {String}    value             �����ֵ
 */
UE.plugins['font'] = function() {
    var me = this,
        fonts = {
            'forecolor':'color',
            'backcolor':'background-color',
            'fontsize':'font-size',
            'fontfamily':'font-family',
            'underline':'text-decoration',
            'strikethrough':'text-decoration'
        };
    me.setOpt({
        'fontfamily':[
            { name:'songti',val:'����,SimSun'},
            { name:'yahei',val:'΢���ź�,Microsoft YaHei'},
            { name:'kaiti',val:'����,����_GB2312, SimKai'},
            { name:'heiti',val:'����, SimHei'},
            { name:'lishu',val:'����, SimLi'},
            { name:'andaleMono',val:'andale mono'},
            { name:'arial',val:'arial, helvetica,sans-serif'},
            { name:'arialBlack',val:'arial black,avant garde'},
            { name:'comicSansMs',val:'comic sans ms'},
            { name:'impact',val:'impact,chicago'},
            { name:'timesNewRoman',val:'times new roman'}
          ],
        'fontsize':[10, 11, 12, 14, 16, 18, 20, 24, 36]
    });

    for ( var p in fonts ) {
        (function( cmd, style ) {
            UE.commands[cmd] = {
                execCommand : function( cmdName, value ) {
                    value = value || (this.queryCommandState(cmdName) ? 'none' : cmdName == 'underline' ? 'underline' : 'line-through');
                    var me = this,
                        range = this.selection.getRange(),
                        text;

                    if ( value == 'default' ) {

                        if(range.collapsed){
                            text = me.document.createTextNode('font');
                            range.insertNode(text).select();

                        }
                        me.execCommand( 'removeFormat', 'span,a', style);
                        if(text){
                            range.setStartBefore(text).setCursor();
                            domUtils.remove(text);
                        }


                    } else {

                            if ( !range.collapsed ) {
                                if((cmd == 'underline'||cmd=='strikethrough') && me.queryCommandValue(cmd)){
                                     me.execCommand( 'removeFormat', 'span,a', style );
                                }
                                range = me.selection.getRange();

                                range.applyInlineStyle( 'span', {'style':style + ':' + value} ).select();
                            } else {

                                var span = domUtils.findParentByTagName(range.startContainer,'span',true);
                                text = me.document.createTextNode('font');
                                if(span && !span.children.length && !span[browser.ie ? 'innerText':'textContent'].replace(fillCharReg,'').length){
                                    //for ie hack when enter
                                    range.insertNode(text);
                                     if(cmd == 'underline'||cmd=='strikethrough'){
                                         range.selectNode(text).select();
                                         me.execCommand( 'removeFormat','span,a', style, null );

                                         span = domUtils.findParentByTagName(text,'span',true);
                                         range.setStartBefore(text);

                                    }
                                    span.style.cssText += ';' + style + ':' + value;
                                    range.collapse(true).select();


                                }else{
                                    range.insertNode(text);
                                    range.selectNode(text).select();
                                    span = range.document.createElement( 'span' );

                                    if(cmd == 'underline'||cmd=='strikethrough'){
                                        //a��ǩ�ڵĲ��������
                                        if(domUtils.findParentByTagName(text,'a',true)){
                                            range.setStartBefore(text).setCursor();
                                             domUtils.remove(text);
                                             return;
                                         }
                                         me.execCommand( 'removeFormat','span,a', style );
                                    }

                                    span.style.cssText = style + ':' + value;


                                    text.parentNode.insertBefore(span,text);
                                    //�޸���span��span ����ʽ���̳е�����
                                    if(!browser.ie || browser.ie && browser.version == 9){
                                        var spanParent = span.parentNode;
                                        while(!domUtils.isBlockElm(spanParent)){
                                            if(spanParent.tagName == 'SPAN'){
                                                //opera�ϲ�style�������";"
                                                span.style.cssText = spanParent.style.cssText + ";" + span.style.cssText;
                                            }
                                            spanParent = spanParent.parentNode;
                                        }
                                    }


                                    if(opera){
                                        setTimeout(function(){
                                            range.setStart(span,0).setCursor();
                                        });
                                    }else{
                                        range.setStart(span,0).setCursor();
                                    }

                                    //trace:981
                                    //domUtils.mergeToParent(span)


                                }
                                domUtils.remove(text);
                            }


                    }
                    return true;
                },
                queryCommandValue : function (cmdName) {
                    var startNode = this.selection.getStart();

                    //trace:946
                    if(cmdName == 'underline'||cmdName=='strikethrough' ){
                        var tmpNode = startNode,value;
                        while(tmpNode && !domUtils.isBlockElm(tmpNode) && !domUtils.isBody(tmpNode)){
                            if(tmpNode.nodeType == 1){
                                value = domUtils.getComputedStyle( tmpNode, style );

                                if(value != 'none'){
                                    return value;
                                }
                            }

                            tmpNode = tmpNode.parentNode;
                        }
                        return 'none';
                    }
                    return  domUtils.getComputedStyle( startNode, style );
                },
                queryCommandState : function(cmdName){
                    if(!(cmdName == 'underline'||cmdName=='strikethrough')){
                        return 0;
                    }
                    return this.queryCommandValue(cmdName) == (cmdName == 'underline' ? 'underline' : 'line-through');
                }
            };
        })( p, fonts[p] );
    }


};
///import core
///commands ������,ȡ������
///commandsName  Link,Unlink
///commandsTitle  ������,ȡ������
///commandsDialog  dialogs\link
/**
 * ������
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     link���볬����
 * @param   {Object}  options         url��ַ��title���⣬target�Ƿ����ҳ
 * @author zhanyi
 */
/**
 * ȡ������
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     unlinkȡ������
 * @author zhanyi
 */
(function() {
    function optimize( range ) {
        var start = range.startContainer,end = range.endContainer;

        if ( start = domUtils.findParentByTagName( start, 'a', true ) ) {
            range.setStartBefore( start );
        }
        if ( end = domUtils.findParentByTagName( end, 'a', true ) ) {
            range.setEndAfter( end );
        }
    }


    UE.commands['unlink'] = {
        execCommand : function() {
            var range = this.selection.getRange(),
                bookmark;
            if(range.collapsed && !domUtils.findParentByTagName( range.startContainer, 'a', true )){
                return;
            }
            bookmark = range.createBookmark();
            optimize( range );
            range.removeInlineStyle( 'a' ).moveToBookmark( bookmark ).select();
        },
        queryCommandState : function(){
            return !this.highlight && this.queryCommandValue('link') ?  0 : -1;
        }

    };
    function doLink(range,opt,me){
        var rngClone = range.cloneRange(),
            link = me.queryCommandValue('link');
        optimize( range = range.adjustmentBoundary() );
        var start = range.startContainer;
        if(start.nodeType == 1 && link){
            start = start.childNodes[range.startOffset];
            if(start && start.nodeType == 1 && start.tagName == 'A' && /^(?:https?|ftp|file)\s*:\s*\/\//.test(start[browser.ie?'innerText':'textContent'])){
                start[browser.ie ? 'innerText' : 'textContent'] =  utils.html(opt.textValue||opt.href);

            }
        }
        if( !rngClone.collapsed || link){
            range.removeInlineStyle( 'a' );
            rngClone = range.cloneRange();
        }

        if ( rngClone.collapsed ) {
            var a = range.document.createElement( 'a'),
                text = '';
            if(opt.textValue){

                text =   utils.html(opt.textValue);
                delete opt.textValue;
            }else{
                text =   utils.html(opt.href);

            }
            domUtils.setAttributes( a, opt );
            start =  domUtils.findParentByTagName( rngClone.startContainer, 'a', true );
            if(start && domUtils.isInNodeEndBoundary(rngClone,start)){
                range.setStartAfter(start).collapse(true);

            }
            a[browser.ie ? 'innerText' : 'textContent'] = text;
            range.insertNode(a).selectNode( a );
        } else {
            range.applyInlineStyle( 'a', opt );

        }
    }
    UE.commands['link'] = {
        execCommand : function( cmdName, opt ) {
            var range;
            opt.data_ue_src && (opt.data_ue_src = utils.unhtml(opt.data_ue_src,/[<">]/g));
            opt.href && (opt.href = utils.unhtml(opt.href,/[<">]/g));
            opt.textValue && (opt.textValue = utils.unhtml(opt.textValue,/[<">]/g));
            doLink(range=this.selection.getRange(),opt,this);
            //�պ϶�����ռλ�������˻���a��߶��ռλ��ڵ㣬����a��ͼƬ������ɵ��б?���ֿհ�����
            range.collapse().select(true);

        },
        queryCommandValue : function() {
            var range = this.selection.getRange(),
                node;



            if ( range.collapsed ) {
//                    node = this.selection.getStart();
                //��ie��getstart()ȡֵƫ����
                node = range.startContainer;
                node = node.nodeType == 1 ? node : node.parentNode;

                if ( node && (node = domUtils.findParentByTagName( node, 'a', true )) && ! domUtils.isInNodeEndBoundary(range,node)) {

                    return node;
                }
            } else {
                //trace:1111  �����<p><a>xx</a></p> startContainer��p�ͻ��Ҳ���a
                range.shrinkBoundary();
                var start = range.startContainer.nodeType  == 3 || !range.startContainer.childNodes[range.startOffset] ? range.startContainer : range.startContainer.childNodes[range.startOffset],
                    end =  range.endContainer.nodeType == 3 || range.endOffset == 0 ? range.endContainer : range.endContainer.childNodes[range.endOffset-1],
                    common = range.getCommonAncestor();
                node = domUtils.findParentByTagName( common, 'a', true );
                if ( !node && common.nodeType == 1){

                    var as = common.getElementsByTagName( 'a' ),
                        ps,pe;

                    for ( var i = 0,ci; ci = as[i++]; ) {
                        ps = domUtils.getPosition( ci, start ),pe = domUtils.getPosition( ci,end);
                        if ( (ps & domUtils.POSITION_FOLLOWING || ps & domUtils.POSITION_CONTAINS)
                            &&
                            (pe & domUtils.POSITION_PRECEDING || pe & domUtils.POSITION_CONTAINS)
                            ) {
                            node = ci;
                            break;
                        }
                    }
                }
                return node;
            }

        },
        queryCommandState : function() {
            //�ж��������Ƶ�Ļ����Ӳ�����
            //fix 853
            var img = this.selection.getRange().getClosedNode(),
                flag = img && (img.className == "edui-faked-video");
            return flag ? -1 : 0;
        }
    };
})();

///import core
///import plugins\inserthtml.js
///commands ������
///commandsName  InsertFrame
///commandsTitle  ����Iframe
///commandsDialog  dialogs\insertframe

UE.plugins['insertframe'] = function() {
   var me =this;
    function deleteIframe(){
        me._iframe && delete me._iframe;
    }

    me.addListener("selectionchange",function(){
        deleteIframe();
    });

};


///import core
///commands Ϳѻ
///commandsName  Scrawl
///commandsTitle  Ϳѻ
///commandsDialog  dialogs\scrawl
UE.commands['scrawl'] = {
    queryCommandState : function(){
        return ( browser.ie && browser.version  <= 8 ) ? -1 :0;
    }
};

///import core
///commands ����ʽ
///commandsName  RemoveFormat
///commandsTitle  ����ʽ
/**
 * @description ����ʽ
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     removeformat����ʽ����
 * @param   {String}   tags                �Զ��Ÿ����ı�ǩ���磺span,a
 * @param   {String}   style               ��ʽ
 * @param   {String}   attrs               ����
 * @param   {String}   notIncluedA    �Ƿ��a��ǩ�п�
 * @author zhanyi
 */
UE.plugins['removeformat'] = function(){
    var me = this;
    me.setOpt({
       'removeFormatTags': 'b,big,code,del,dfn,em,font,i,ins,kbd,q,samp,small,span,strike,strong,sub,sup,tt,u,var',
       'removeFormatAttributes':'class,style,lang,width,height,align,hspace,valign'
    });
    me.commands['removeformat'] = {
        execCommand : function( cmdName, tags, style, attrs,notIncludeA ) {

            var tagReg = new RegExp( '^(?:' + (tags || this.options.removeFormatTags).replace( /,/g, '|' ) + ')$', 'i' ) ,
                removeFormatAttributes = style ? [] : (attrs || this.options.removeFormatAttributes).split( ',' ),
                range = new dom.Range( this.document ),
                bookmark,node,parent,
                filter = function( node ) {
                    return node.nodeType == 1;
                };

            function isRedundantSpan (node) {
                if (node.nodeType == 3 || node.tagName.toLowerCase() != 'span'){
                    return 0;
                }
                if (browser.ie) {
                    //ie ���ж�ʵЧ������ֻ�ܼ���style���ж�
                    //return node.style.cssText == '' ? 1 : 0;
                    var attrs = node.attributes;
                    if ( attrs.length ) {
                        for ( var i = 0,l = attrs.length; i<l; i++ ) {
                            if ( attrs[i].specified ) {
                                return 0;
                            }
                        }
                        return 1;
                    }
                }
                return !node.attributes.length;
            }
            function doRemove( range ) {

                var bookmark1 = range.createBookmark();
                if ( range.collapsed ) {
                    range.enlarge( true );
                }

                //���ܰ�a��ǩ����
                if(!notIncludeA){
                    var aNode = domUtils.findParentByTagName(range.startContainer,'a',true);
                    if(aNode){
                        range.setStartBefore(aNode);
                    }

                    aNode = domUtils.findParentByTagName(range.endContainer,'a',true);
                    if(aNode){
                        range.setEndAfter(aNode);
                    }

                }


                bookmark = range.createBookmark();

                node = bookmark.start;

                //�п�ʼ
                while ( (parent = node.parentNode) && !domUtils.isBlockElm( parent ) ) {
                    domUtils.breakParent( node, parent );

                    domUtils.clearEmptySibling( node );
                }
                if ( bookmark.end ) {
                    //�н���
                    node = bookmark.end;
                    while ( (parent = node.parentNode) && !domUtils.isBlockElm( parent ) ) {
                        domUtils.breakParent( node, parent );
                        domUtils.clearEmptySibling( node );
                    }

                    //��ʼȥ����ʽ
                    var current = domUtils.getNextDomNode( bookmark.start, false, filter ),
                        next;
                    while ( current ) {
                        if ( current == bookmark.end ) {
                            break;
                        }

                        next = domUtils.getNextDomNode( current, true, filter );

                        if ( !dtd.$empty[current.tagName.toLowerCase()] && !domUtils.isBookmarkNode( current ) ) {
                            if ( tagReg.test( current.tagName ) ) {
                                if ( style ) {
                                    domUtils.removeStyle( current, style );
                                    if ( isRedundantSpan( current ) && style != 'text-decoration'){
                                        domUtils.remove( current, true );
                                    }
                                } else {
                                    domUtils.remove( current, true );
                                }
                            } else {
                                //trace:939  ���ܰ�list�ϵ���ʽȥ��
                                if(!dtd.$tableContent[current.tagName] && !dtd.$list[current.tagName]){
                                    domUtils.removeAttributes( current, removeFormatAttributes );
                                    if ( isRedundantSpan( current ) ){
                                        domUtils.remove( current, true );
                                    }
                                }

                            }
                        }
                        current = next;
                    }
                }
                //trace:1035
                //trace:1096 ���ܰ�td�ϵ���ʽȥ��������߿�
                var pN = bookmark.start.parentNode;
                if(domUtils.isBlockElm(pN) && !dtd.$tableContent[pN.tagName] && !dtd.$list[pN.tagName]){
                    domUtils.removeAttributes(  pN,removeFormatAttributes );
                }
                pN = bookmark.end.parentNode;
                if(bookmark.end && domUtils.isBlockElm(pN) && !dtd.$tableContent[pN.tagName]&& !dtd.$list[pN.tagName]){
                    domUtils.removeAttributes(  pN,removeFormatAttributes );
                }
                range.moveToBookmark( bookmark ).moveToBookmark(bookmark1);
                //�������Ĵ��� <b><bookmark></b>
                var node = range.startContainer,
                    tmp,
                    collapsed = range.collapsed;
                while(node.nodeType == 1 && domUtils.isEmptyNode(node) && dtd.$removeEmpty[node.tagName]){
                    tmp = node.parentNode;
                    range.setStartBefore(node);
                    //trace:937
                    //���½���߽�
                    if(range.startContainer === range.endContainer){
                        range.endOffset--;
                    }
                    domUtils.remove(node);
                    node = tmp;
                }

                if(!collapsed){
                    node = range.endContainer;
                    while(node.nodeType == 1 && domUtils.isEmptyNode(node) && dtd.$removeEmpty[node.tagName]){
                        tmp = node.parentNode;
                        range.setEndBefore(node);
                        domUtils.remove(node);

                        node = tmp;
                    }


                }
            }



            range = this.selection.getRange();
            doRemove( range );
            range.select();

        }

    };

};

///import core
///commands ����
///commandsName  BlockQuote
///commandsTitle  ����
/**
 * 
 * ����ģ��ʵ��
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     blockquote����
 */


UE.plugins['blockquote'] = function(){
    var me = this;
    function getObj(editor){
        return domUtils.filterNodeList(editor.selection.getStartElementPath(),'blockquote');
    };
    me.commands['blockquote'] = {
        execCommand : function( cmdName, attrs ) {
            var range = this.selection.getRange(),
                obj = getObj(this),
                blockquote = dtd.blockquote,
                bookmark = range.createBookmark();

            if ( obj ) {


                    var start = range.startContainer,
                        startBlock = domUtils.isBlockElm(start) ? start : domUtils.findParent(start,function(node){return domUtils.isBlockElm(node)}),

                        end = range.endContainer,
                        endBlock = domUtils.isBlockElm(end) ? end :  domUtils.findParent(end,function(node){return domUtils.isBlockElm(node)});

                    //����һ��li
                    startBlock = domUtils.findParentByTagName(startBlock,'li',true) || startBlock;
                    endBlock = domUtils.findParentByTagName(endBlock,'li',true) || endBlock;


                    if(startBlock.tagName == 'LI' || startBlock.tagName == 'TD' || startBlock === obj){
                        domUtils.remove(obj,true);
                    }else{
                        domUtils.breakParent(startBlock,obj);
                    }

                    if(startBlock !== endBlock){
                        obj = domUtils.findParentByTagName(endBlock,'blockquote');
                        if(obj){
                            if(endBlock.tagName == 'LI' || endBlock.tagName == 'TD'){
                                domUtils.remove(obj,true);
                            }else{
                                domUtils.breakParent(endBlock,obj);
                            }

                        }
                    }

                    var blockquotes = domUtils.getElementsByTagName(this.document,'blockquote');
                    for(var i=0,bi;bi=blockquotes[i++];){
                        if(!bi.childNodes.length){
                            domUtils.remove(bi);
                        }else if(domUtils.getPosition(bi,startBlock)&domUtils.POSITION_FOLLOWING && domUtils.getPosition(bi,endBlock)&domUtils.POSITION_PRECEDING){
                            domUtils.remove(bi,true);
                        }
                    }




            } else {

                var tmpRange = range.cloneRange(),
                    node = tmpRange.startContainer.nodeType == 1 ? tmpRange.startContainer : tmpRange.startContainer.parentNode,
                    preNode = node,
                    doEnd = 1;

                //����ʼ
                while ( 1 ) {
                    if ( domUtils.isBody(node) ) {
                        if ( preNode !== node ) {
                            if ( range.collapsed ) {
                                tmpRange.selectNode( preNode );
                                doEnd = 0;
                            } else {
                                tmpRange.setStartBefore( preNode );
                            }
                        }else{
                            tmpRange.setStart(node,0);
                        }

                        break;
                    }
                    if ( !blockquote[node.tagName] ) {
                        if ( range.collapsed ) {
                            tmpRange.selectNode( preNode );
                        } else{
                            tmpRange.setStartBefore( preNode);
                        }
                        break;
                    }

                    preNode = node;
                    node = node.parentNode;
                }

                //�������
                if ( doEnd ) {
                    preNode = node =  node = tmpRange.endContainer.nodeType == 1 ? tmpRange.endContainer : tmpRange.endContainer.parentNode;
                    while ( 1 ) {

                        if ( domUtils.isBody( node ) ) {
                            if ( preNode !== node ) {

                                tmpRange.setEndAfter( preNode );

                            } else {
                                tmpRange.setEnd( node, node.childNodes.length );
                            }

                            break;
                        }
                        if ( !blockquote[node.tagName] ) {
                            tmpRange.setEndAfter( preNode );
                            break;
                        }

                        preNode = node;
                        node = node.parentNode;
                    }

                }


                node = range.document.createElement( 'blockquote' );
                domUtils.setAttributes( node, attrs );
                node.appendChild( tmpRange.extractContents() );
                tmpRange.insertNode( node );
                //ȥ���ظ���
                var childs = domUtils.getElementsByTagName(node,'blockquote');
                for(var i=0,ci;ci=childs[i++];){
                    if(ci.parentNode){
                        domUtils.remove(ci,true);
                    }
                }

            }
            range.moveToBookmark( bookmark ).select();
        },
        queryCommandState : function() {
            return getObj(this) ? 1 : 0;
        }
    };
};


///import core
///commands ��Сдת��
///commandsName touppercase,tolowercase
///commandsTitle  ��д,Сд
/**
 * ��Сдת��
 * @function
 * @name baidu.editor.execCommands
 * @param    {String}    cmdName     cmdName="convertcase"
 */
UE.commands['touppercase'] =
UE.commands['tolowercase'] = {
    execCommand:function (cmd) {
        var me = this;
        var rng = me.selection.getRange();
        if(rng.collapsed){
            return rng;
        }
        var bk = rng.createBookmark(),
            bkEnd = bk.end,
            filterFn = function( node ) {
                return !domUtils.isBr(node) && !domUtils.isWhitespace( node );
            },
            curNode = domUtils.getNextDomNode( bk.start, false, filterFn );
        while ( curNode && (domUtils.getPosition( curNode, bkEnd ) & domUtils.POSITION_PRECEDING) ) {

            if ( curNode.nodeType == 3 ) {
                curNode.nodeValue = curNode.nodeValue[cmd == 'touppercase' ? 'toUpperCase' : 'toLowerCase']();
            }
            curNode = domUtils.getNextDomNode( curNode, true, filterFn );
            if(curNode === bkEnd){
                break;
            }

        }
        rng.moveToBookmark(bk).select();
    }
};


///import core
///import plugins\paragraph.js
///commands ��������
///commandsName  Outdent,Indent
///commandsTitle  ȡ������,��������
/**
 * ��������
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     outdentȡ������indent����
 */
UE.commands['indent'] = {
    execCommand : function() {
         var me = this,value = me.queryCommandState("indent") ? "0em" : (me.options.indentValue || '2em');
         me.execCommand('Paragraph','p',{style:'text-indent:'+ value});
    },
    queryCommandState : function() {
        var pN = domUtils.filterNodeList(this.selection.getStartElementPath(),'p h1 h2 h3 h4 h5 h6');
        return pN && pN.style.textIndent && parseInt(pN.style.textIndent) ?  1 : 0;
    }

};

///import core
///commands ��ӡ
///commandsName  Print
///commandsTitle  ��ӡ
/**
 * @description ��ӡ
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     print��ӡ�༭������
 * @author zhanyi
 */
UE.commands['print'] = {
    execCommand : function(){
        this.window.print();
    },
    notNeedUndo : 1
};


///import core
///commands Ԥ��
///commandsName  Preview
///commandsTitle  Ԥ��
/**
 * Ԥ��
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     previewԤ���༭������
 */
UE.commands['preview'] = {
    execCommand : function(){
        var w = window.open('', '_blank', ''),
            d = w.document;
        d.open();
        d.write('<html><head><script src="'+this.options.UEDITOR_HOME_URL+'uparse.js"></script><script>' +
            "setTimeout(function(){uParse('div',{" +
            "    'highlightJsUrl':'"+this.options.UEDITOR_HOME_URL+"third-party/SyntaxHighlighter/shCore.js'," +
                "    'highlightCssUrl':'"+this.options.UEDITOR_HOME_URL+"third-party/SyntaxHighlighter/shCoreDefault.css'" +
                "})},300)" +
            '</script></head><body><div>'+this.getContent(null,null,true)+'</div></body></html>');
        d.close();
    },
    notNeedUndo : 1
};

///import core
///commands ȫѡ
///commandsName  SelectAll
///commandsTitle  ȫѡ
/**
 * ѡ������
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName    selectallѡ�б༭�������������
 * @author zhanyi
*/
UE.plugins['selectall'] = function(){
    var me = this;
    me.commands['selectall'] = {
        execCommand : function(){
            //ȥ����ԭ���selectAll,��Ϊ����ֱ���͵�����Ϊ��ʱ�����ܳ��ֱպ�״̬�Ĺ��
            var me = this,body = me.body,
                range = me.selection.getRange();
            range.selectNodeContents(body);
            if(domUtils.isEmptyBlock(body)){
                //opera�����Զ��ϲ���Ԫ�ص���ߣ�Ҫ�ֶ�����һ��
                if(browser.opera && body.firstChild && body.firstChild.nodeType == 1){
                    range.setStartAtFirst(body.firstChild);
                }
                range.collapse(true);
            }
            range.select(true);
        },
        notNeedUndo : 1
    };
    function isBoundaryNode(node,dir){
        var tmp;
        while(!domUtils.isBody(node)){
            tmp = node;
            node = node.parentNode;
            if(tmp !== node[dir]){
                return false;
            }
        }
        return true;
    }
    me.addListener('keydown', function(type, evt) {
        var rng = me.selection.getRange();

        if(!rng.collapsed && !(evt.ctrlKey || evt.metaKey || evt.shiftKey || evt.altKey)){
            var tmpNode = rng.startContainer;
            if(domUtils.isFillChar(tmpNode)){
                rng.setStartBefore(tmpNode)
            }
            tmpNode = rng.endContainer;
            if(domUtils.isFillChar(tmpNode)){
                rng.setEndAfter(tmpNode)
            }
            rng.txtToElmBoundary();
            if(rng.startOffset == 0){
                tmpNode = rng.startContainer;
                if(isBoundaryNode(tmpNode,'firstChild')){
                    tmpNode = rng.endContainer;
                    if(rng.endOffset == rng.endContainer.childNodes.length && isBoundaryNode(tmpNode,'lastChild') ){
                        me.fireEvent('saveScene');
                        me.body.innerHTML = '<p>'+(browser.ie ? '' : '<br/>')+'</p>';
                        rng.setStart(me.body.firstChild,0).setCursor(false,true);
                        me.fireEvent('saveScene');
                        browser.ie && me._selectionChange();
                        return;
                    }
                }
            }
        }
    });
    //��ݼ�
    me.addshortcutkey({
         "selectAll" : "ctrl+65"
    });
};

///import core
///commands ��ʽ
///commandsName  Paragraph
///commandsTitle  �����ʽ
/**
 * ������ʽ
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     paragraph�������ִ������
 * @param   {String}   style               ��ǩֵΪ��'p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6'
 * @param   {String}   attrs               ��ǩ������
 * @author zhanyi
 */
UE.plugins['paragraph'] = function() {
    var me = this,
        block = domUtils.isBlockElm,
        notExchange = ['TD','LI','PRE'],

        doParagraph = function(range,style,attrs,sourceCmdName){
            var bookmark = range.createBookmark(),
                filterFn = function( node ) {
                    return   node.nodeType == 1 ? node.tagName.toLowerCase() != 'br' &&  !domUtils.isBookmarkNode(node) : !domUtils.isWhitespace( node );
                },
                para;

            range.enlarge( true );
            var bookmark2 = range.createBookmark(),
                current = domUtils.getNextDomNode( bookmark2.start, false, filterFn ),
                tmpRange = range.cloneRange(),
                tmpNode;
            while ( current && !(domUtils.getPosition( current, bookmark2.end ) & domUtils.POSITION_FOLLOWING) ) {
                if ( current.nodeType == 3 || !block( current ) ) {
                    tmpRange.setStartBefore( current );
                    while ( current && current !== bookmark2.end && !block( current ) ) {
                        tmpNode = current;
                        current = domUtils.getNextDomNode( current, false, null, function( node ) {
                            return !block( node );
                        } );
                    }
                    tmpRange.setEndAfter( tmpNode );
                    
                    para = range.document.createElement( style );
                    if(attrs){
                        domUtils.setAttributes(para,attrs);
                        if(sourceCmdName && sourceCmdName == 'customstyle' && attrs.style){
                            para.style.cssText = attrs.style;
                        }
                    }
                    para.appendChild( tmpRange.extractContents() );
                    //��Ҫ����ռλ
                    if(domUtils.isEmptyNode(para)){
                        domUtils.fillChar(range.document,para);
                        
                    }

                    tmpRange.insertNode( para );

                    var parent = para.parentNode;
                    //���para��һ����һ��blockԪ���Ҳ���body,td��ɾ����
                    if ( block( parent ) && !domUtils.isBody( para.parentNode ) && utils.indexOf(notExchange,parent.tagName)==-1) {
                        //�洢dir,style
                        if(!(sourceCmdName && sourceCmdName == 'customstyle')){
                            parent.getAttribute('dir') && para.setAttribute('dir',parent.getAttribute('dir'));
                            //trace:1070
                            parent.style.cssText && (para.style.cssText = parent.style.cssText + ';' + para.style.cssText);
                            //trace:1030
                            parent.style.textAlign && !para.style.textAlign && (para.style.textAlign = parent.style.textAlign);
                            parent.style.textIndent && !para.style.textIndent && (para.style.textIndent = parent.style.textIndent);
                            parent.style.padding && !para.style.padding && (para.style.padding = parent.style.padding);
                        }

                        //trace:1706 ѡ��ľ���h1-6Ҫɾ��
                        if(attrs && /h\d/i.test(parent.tagName) && !/h\d/i.test(para.tagName) ){
                            domUtils.setAttributes(parent,attrs);
                            if(sourceCmdName && sourceCmdName == 'customstyle' && attrs.style){
                                parent.style.cssText = attrs.style;
                            }
                            domUtils.remove(para,true);
                            para = parent;
                        }else{
                            domUtils.remove( para.parentNode, true );
                        }

                    }
                    if(  utils.indexOf(notExchange,parent.tagName)!=-1){
                        current = parent;
                    }else{
                       current = para;
                    }


                    current = domUtils.getNextDomNode( current, false, filterFn );
                } else {
                    current = domUtils.getNextDomNode( current, true, filterFn );
                }
            }
            return range.moveToBookmark( bookmark2 ).moveToBookmark( bookmark );
        };
    me.setOpt('paragraph',{'p':'', 'h1':'', 'h2':'', 'h3':'', 'h4':'', 'h5':'', 'h6':''});
    me.commands['paragraph'] = {
        execCommand : function( cmdName, style,attrs,sourceCmdName ) {
            var range = this.selection.getRange();
             //�պ�ʱ��������
            if(range.collapsed){
                var txt = this.document.createTextNode('p');
                range.insertNode(txt);
                //ȥ�������fillchar
                if(browser.ie){
                    var node = txt.previousSibling;
                    if(node && domUtils.isWhitespace(node)){
                        domUtils.remove(node);
                    }
                    node = txt.nextSibling;
                    if(node && domUtils.isWhitespace(node)){
                        domUtils.remove(node);
                    }
                }

            }
            range = doParagraph(range,style,attrs,sourceCmdName);
            if(txt){
                range.setStartBefore(txt).collapse(true);
                pN = txt.parentNode;

                domUtils.remove(txt);

                if(domUtils.isBlockElm(pN)&&domUtils.isEmptyNode(pN)){
                    domUtils.fillNode(this.document,pN);
                }

            }

            if(browser.gecko && range.collapsed && range.startContainer.nodeType == 1){
                var child = range.startContainer.childNodes[range.startOffset];
                if(child && child.nodeType == 1 && child.tagName.toLowerCase() == style){
                    range.setStart(child,0).collapse(true);
                }
            }
            //trace:1097 ԭ����true��ԭ�����ˣ���ȥ�˾Ͳ����������ռλ����
            range.select();


            return true;
        },
        queryCommandValue : function() {
            var node = domUtils.filterNodeList(this.selection.getStartElementPath(),'p h1 h2 h3 h4 h5 h6');
            return node ? node.tagName.toLowerCase() : '';
        }
    };
};

///import core
///commands ����ķ���
///commandsName  DirectionalityLtr,DirectionalityRtl
///commandsTitle  ������������,������������
/**
 * ����ķ���
 * @function
 * @name baidu.editor.execCommand
 * @param {String}   cmdName    directionalityִ�к���Ĳ���
 * @param {String}    forward    ltr�����������룬rtl������������
 */
(function() {
    var block = domUtils.isBlockElm ,
        getObj = function(editor){
//            var startNode = editor.selection.getStart(),
//                parents;
//            if ( startNode ) {
//                //�������е���block�ĸ��׽ڵ�
//                parents = domUtils.findParents( startNode, true, block, true );
//                for ( var i = 0,ci; ci = parents[i++]; ) {
//                    if ( ci.getAttribute( 'dir' ) ) {
//                        return ci;
//                    }
//                }
//            }
            return domUtils.filterNodeList(editor.selection.getStartElementPath(),function(n){return n.getAttribute('dir')});

        },
        doDirectionality = function(range,editor,forward){
            
            var bookmark,
                filterFn = function( node ) {
                    return   node.nodeType == 1 ? !domUtils.isBookmarkNode(node) : !domUtils.isWhitespace(node);
                },

                obj = getObj( editor );

            if ( obj && range.collapsed ) {
                obj.setAttribute( 'dir', forward );
                return range;
            }
            bookmark = range.createBookmark();
            range.enlarge( true );
            var bookmark2 = range.createBookmark(),
                current = domUtils.getNextDomNode( bookmark2.start, false, filterFn ),
                tmpRange = range.cloneRange(),
                tmpNode;
            while ( current &&  !(domUtils.getPosition( current, bookmark2.end ) & domUtils.POSITION_FOLLOWING) ) {
                if ( current.nodeType == 3 || !block( current ) ) {
                    tmpRange.setStartBefore( current );
                    while ( current && current !== bookmark2.end && !block( current ) ) {
                        tmpNode = current;
                        current = domUtils.getNextDomNode( current, false, null, function( node ) {
                            return !block( node );
                        } );
                    }
                    tmpRange.setEndAfter( tmpNode );
                    var common = tmpRange.getCommonAncestor();
                    if ( !domUtils.isBody( common ) && block( common ) ) {
                        //������block�ڵ�
                        common.setAttribute( 'dir', forward );
                        current = common;
                    } else {
                        //û�б������һ��block�ڵ�
                        var p = range.document.createElement( 'p' );
                        p.setAttribute( 'dir', forward );
                        var frag = tmpRange.extractContents();
                        p.appendChild( frag );
                        tmpRange.insertNode( p );
                        current = p;
                    }

                    current = domUtils.getNextDomNode( current, false, filterFn );
                } else {
                    current = domUtils.getNextDomNode( current, true, filterFn );
                }
            }
            return range.moveToBookmark( bookmark2 ).moveToBookmark( bookmark );
        };
    UE.commands['directionality'] = {
        execCommand : function( cmdName,forward ) {
            var range = this.selection.getRange();
            //�պ�ʱ��������
            if(range.collapsed){
                var txt = this.document.createTextNode('d');
                range.insertNode(txt);
            }
            doDirectionality(range,this,forward);
            if(txt){
                range.setStartBefore(txt).collapse(true);
                domUtils.remove(txt);
            }

            range.select();
            return true;
        },
        queryCommandValue : function() {
            var node = getObj(this);
            return node ? node.getAttribute('dir') : 'ltr';
        }
    };
})();


///import core
///import plugins\inserthtml.js
///commands �ָ���
///commandsName  Horizontal
///commandsTitle  �ָ���
/**
 * �ָ���
 * @function
 * @name baidu.editor.execCommand
 * @param {String}     cmdName    horizontal����ָ���
 */
UE.commands['horizontal'] = {
    execCommand : function( cmdName ) {
        var me = this;
        if(me.queryCommandState(cmdName)!==-1){
            me.execCommand('insertHtml','<hr>');
            var range = me.selection.getRange(),
                start = range.startContainer;
            if(start.nodeType == 1 && !start.childNodes[range.startOffset] ){

                var tmp;
                if(tmp = start.childNodes[range.startOffset - 1]){
                    if(tmp.nodeType == 1 && tmp.tagName == 'HR'){
                        if(me.options.enterTag == 'p'){
                            tmp = me.document.createElement('p');
                            range.insertNode(tmp);
                            range.setStart(tmp,0).setCursor();

                        }else{
                            tmp = me.document.createElement('br');
                            range.insertNode(tmp);
                            range.setStartBefore(tmp).setCursor();
                        }
                    }
                }

            }
            return true;
        }

    },
    //�߽���table�ﲻ�ܼӷָ���
    queryCommandState : function() {
        return domUtils.filterNodeList(this.selection.getStartElementPath(),'table') ? -1 : 0;
    }
};

///import core
///import plugins\inserthtml.js
///commands ����,ʱ��
///commandsName  Date,Time
///commandsTitle  ����,ʱ��
/**
 * ��������
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName    date��������
 * @author zhuwenxuan
*/
/**
 * ����ʱ��
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName    time����ʱ��
 * @author zhuwenxuan
*/
UE.commands['time'] = UE.commands["date"] = {
    execCommand : function(cmd){
        var date = new Date;
        this.execCommand('insertHtml',cmd == "time" ?
            (date.getHours()+":"+ (date.getMinutes()<10 ? "0"+date.getMinutes() : date.getMinutes())+":"+(date.getSeconds()<10 ? "0"+date.getSeconds() : date.getSeconds())) :
            (date.getFullYear()+"-"+((date.getMonth()+1)<10 ? "0"+(date.getMonth()+1) : date.getMonth()+1)+"-"+(date.getDate()<10?"0"+date.getDate():date.getDate())));
    }
};




///import core
///import plugins\paragraph.js
///commands �μ��
///commandsName  RowSpacingBottom,RowSpacingTop
///commandsTitle  �μ��
/**
 * @description ���ö�ǰ��,�κ��
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     rowspacing���öμ��
 * @param   {String}   value              ֵ����pxΪ��λ
 * @param   {String}   dir          top��bottom��ǰ��κ�
 * @author zhanyi
 */
UE.plugins['rowspacing'] = function(){
    var me = this;
    me.setOpt({
        'rowspacingtop':['5', '10', '15', '20', '25'],
        'rowspacingbottom':['5', '10', '15', '20', '25']

    });
    me.commands['rowspacing'] =  {
        execCommand : function( cmdName,value,dir ) {
            this.execCommand('paragraph','p',{style:'margin-'+dir+':'+value + 'px'});
            return true;
        },
        queryCommandValue : function(cmdName,dir) {
            var pN = domUtils.filterNodeList(this.selection.getStartElementPath(),function(node){return domUtils.isBlockElm(node) }),
                value;
            //trace:1026
            if(pN){
                value = domUtils.getComputedStyle(pN,'margin-'+dir).replace(/[^\d]/g,'');
                return !value ? 0 : value;
            }
            return 0;

        }
    };
};



///import core
///import plugins\paragraph.js
///commands �м��
///commandsName  LineHeight
///commandsTitle  �м��
/**
 * @description �������ڼ��
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     lineheight�������ڼ��
 * @param   {String}   value              ֵ
 * @author zhuwenxuan
 */
UE.plugins['lineheight'] = function(){
    var me = this;
    me.setOpt({'lineheight':['1', '1.5','1.75','2', '3', '4', '5']});
    me.commands['lineheight'] =  {
        execCommand : function( cmdName,value ) {
            this.execCommand('paragraph','p',{style:'line-height:'+ (value == "1" ? "normal" : value + 'em') });
            return true;
        },
        queryCommandValue : function() {
            var pN = domUtils.filterNodeList(this.selection.getStartElementPath(),function(node){return domUtils.isBlockElm(node)});
            if(pN){
                var value = domUtils.getComputedStyle(pN,'line-height');
                return value == 'normal' ? 1 : value.replace(/[^\d.]*/ig,"");
            }
        }
    };
};



///import core
///commands ����ĵ�
///commandsName  ClearDoc
///commandsTitle  ����ĵ�
/**
 *
 * ����ĵ�
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     cleardoc����ĵ�
 */

UE.commands['cleardoc'] = {
    execCommand : function( cmdName) {
        var me = this,
            enterTag = me.options.enterTag,
            range = me.selection.getRange();
        if(enterTag == "br"){
            me.body.innerHTML = "<br/>";
            range.setStart(me.body,0).setCursor();
        }else{
            me.body.innerHTML = "<p>"+(ie ? "" : "<br/>")+"</p>";
            range.setStart(me.body.firstChild,0).setCursor(false,true);
        }
        me.fireEvent("clearDoc");
    }
};


///import core
///commands ê��
///commandsName  Anchor
///commandsTitle  ê��
///commandsDialog  dialogs\anchor
/**
 * ê��
 * @function
 * @name baidu.editor.execCommands
 * @param {String} cmdName     cmdName="anchor"����ê��
 */
UE.plugins['anchor'] = function (){
    var me = this;

    me.ready(function(){
        utils.cssRule('anchor',
            '.anchorclass{background: url(\'' + me.options.UEDITOR_HOME_URL + 'themes/default/images/anchor.gif\') no-repeat scroll left center transparent;border: 1px dotted #0000FF;cursor: auto;display: inline-block;height: 16px;width: 15px;}',me.document)
    });

    me.commands['anchor'] = {
        execCommand:function (cmd, name) {
            var range = this.selection.getRange(),img = range.getClosedNode();
            if (img && img.getAttribute('anchorname')) {
                if (name) {
                    img.setAttribute('anchorname', name);
                } else {
                    range.setStartBefore(img).setCursor();
                    domUtils.remove(img);
                }
            } else {
                if (name) {
                    //ֻ��ѡ��Ŀ�ʼ����
                    var anchor = this.document.createElement('img');
                    range.collapse(true);
                    domUtils.setAttributes(anchor,{
                        'anchorname':name,
                        'class':'anchorclass'
                    });
                    range.insertNode(anchor).setStartAfter(anchor).setCursor(false,true);
                }
            }
        }

    };


};

///import core
///commands ����ͳ��
///commandsName  WordCount,wordCount
///commandsTitle  ����ͳ��
/**
 * Created by JetBrains WebStorm.
 * User: taoqili
 * Date: 11-9-7
 * Time: ����8:18
 * To change this template use File | Settings | File Templates.
 */

UE.plugins['wordcount'] = function(){
    var me = this;
    me.addListener('contentchange',function(){
        me.fireEvent('wordcount')
    });
    var timer;
    me.addListener('keyup',function(){
        clearTimeout(timer);
        var me = this;
        timer = setTimeout(function(){
            me.fireEvent('wordcount')
        },200)
    });
};

///import core
///commands ��ӷ�ҳ����
///commandsName  PageBreak
///commandsTitle  ��ҳ
/**
 * @description ��ӷ�ҳ����
 * @author zhanyi
 */
UE.plugins['pagebreak'] = function () {
    var me = this,
        notBreakTags = ['td'];

    function fillNode(node){
        if(domUtils.isEmptyBlock(node)){
            var firstChild = node.firstChild,tmpNode;

            while(firstChild && firstChild.nodeType == 1 && domUtils.isEmptyBlock(firstChild)){
                tmpNode = firstChild;
                firstChild = firstChild.firstChild;
            }
            !tmpNode && (tmpNode = node);
            domUtils.fillNode(me.document,tmpNode);
        }
    }
    //��ҳ����ʽ���

    me.ready(function(){
        utils.cssRule('pagebreak','.pagebreak{display:block;clear:both !important;cursor:default !important;width: 100% !important;margin:0;}',me.document);
    });
    function isHr(node){
        return node && node.nodeType == 1 && node.tagName == 'HR' && node.className == 'pagebreak';
    }
    me.commands['pagebreak'] = {
        execCommand:function () {
            var range = me.selection.getRange(),hr = me.document.createElement('hr');
            domUtils.setAttributes(hr,{
                'class' : 'pagebreak',
                noshade:"noshade",
                size:"5"
            });
            domUtils.unSelectable(hr);
            //table��������
            var node = domUtils.findParentByTagName(range.startContainer, notBreakTags, true),

                parents = [], pN;
            if (node) {
                switch (node.tagName) {
                    case 'TD':
                        pN = node.parentNode;
                        if (!pN.previousSibling) {
                            var table = domUtils.findParentByTagName(pN, 'table');
//                            var tableWrapDiv = table.parentNode;
//                            if(tableWrapDiv && tableWrapDiv.nodeType == 1
//                                && tableWrapDiv.tagName == 'DIV'
//                                && tableWrapDiv.getAttribute('dropdrag')
//                                ){
//                                domUtils.remove(tableWrapDiv,true);
//                            }
                            table.parentNode.insertBefore(hr, table);
                            parents = domUtils.findParents(hr, true);

                        } else {
                            pN.parentNode.insertBefore(hr, pN);
                            parents = domUtils.findParents(hr);

                        }
                        pN = parents[1];
                        if (hr !== pN) {
                            domUtils.breakParent(hr, pN);

                        }
                        //tableҪ��д��һ����ק
                        me.fireEvent('afteradjusttable',me.document);
                }

            } else {

                if (!range.collapsed) {
                    range.deleteContents();
                    var start = range.startContainer;
                    while ( !domUtils.isBody(start) && domUtils.isBlockElm(start) && domUtils.isEmptyNode(start)) {
                        range.setStartBefore(start).collapse(true);
                        domUtils.remove(start);
                        start = range.startContainer;
                    }

                }
                range.insertNode(hr);

                var pN = hr.parentNode, nextNode;
                while (!domUtils.isBody(pN)) {
                    domUtils.breakParent(hr, pN);
                    nextNode = hr.nextSibling;
                    if (nextNode && domUtils.isEmptyBlock(nextNode)) {
                        domUtils.remove(nextNode);
                    }
                    pN = hr.parentNode;
                }
                nextNode = hr.nextSibling;
                var pre = hr.previousSibling;
                if(isHr(pre)){
                    domUtils.remove(pre);
                }else{
                    pre && fillNode(pre);
                }

                if(!nextNode){
                    var p = me.document.createElement('p');

                    hr.parentNode.appendChild(p);
                    domUtils.fillNode(me.document,p);
                    range.setStart(p,0).collapse(true);
                }else{
                    if(isHr(nextNode)){
                        domUtils.remove(nextNode);
                    }else{
                        fillNode(nextNode);
                    }
                    range.setEndAfter(hr).collapse(false);
                }

                range.select(true);

            }

        }
    };
};
///import core
///commands ����ͼƬ���ϴ�
///commandsName  WordImage
///commandsTitle  ����ͼƬ���ϴ�
///commandsDialog  dialogs\wordimage


UE.plugins["wordimage"] = function(){
    var me = this,
        images;
    me.commands['wordimage'] = {
        execCommand : function() {
            images = domUtils.getElementsByTagName(me.document.body,"img");
            var urlList = [];
            for(var i=0,ci;ci=images[i++];){
                var url=ci.getAttribute("word_img");
                url && urlList.push(url);
            }
            if(images.length){
                this["word_img"] = urlList;
            }
        },
        queryCommandState: function(){
            images = domUtils.getElementsByTagName(me.document.body,"img");
            for(var i=0,ci;ci =images[i++];){
                if(ci.getAttribute("word_img")){
                    return 1;
                }
            }
            return -1;
        }
    };
};
///import core
///commands ���������
///commandsName  Undo,Redo
///commandsTitle  ����,����
/**
 * @description ����
 * @author zhanyi
 */

UE.plugins['undo'] = function () {
    var me = this,
        maxUndoCount = me.options.maxUndoCount || 20,
        maxInputCount = me.options.maxInputCount || 20,
        fillchar = new RegExp(domUtils.fillChar + '|<\/hr>', 'gi');// ie���������</hr>


    function compareAddr(indexA, indexB) {
        if (indexA.length != indexB.length)
            return 0;
        for (var i = 0, l = indexA.length; i < l; i++) {
            if (indexA[i] != indexB[i])
                return 0
        }
        return 1;
    }

    function compareRangeAddress(rngAddrA, rngAddrB) {
        if (rngAddrA.collapsed != rngAddrB.collapsed) {
            return 0;
        }
        if (!compareAddr(rngAddrA.startAddress, rngAddrB.startAddress) || !compareAddr(rngAddrA.endAddress, rngAddrB.endAddress)) {
            return 0;
        }
        return 1;
    }

    function adjustContent(cont) {
        var specialAttr = /\b(?:href|src|name)="[^"]*?"/gi;
        return cont.replace(specialAttr, '')
            .replace(/([\w\-]*?)\s*=\s*(("([^"]*)")|('([^']*)')|([^\s>]+))/gi, function (a, b, c) {
                return b.toLowerCase() + '=' + c.replace(/['"]/g, '').toLowerCase()
            })
            .replace(/(<[\w\-]+)|([\w\-]+>)/gi, function (a, b, c) {
                return (b || c).toLowerCase()
            });
    }

    function UndoManager() {
        this.list = [];
        this.index = 0;
        this.hasUndo = false;
        this.hasRedo = false;
        this.undo = function () {
            if (this.hasUndo) {
                var currentScene = this.getScene(),
                    lastScene = this.list[this.index],
                    lastContent = adjustContent(lastScene.content),
                    currentContent = adjustContent(currentScene.content);

                if (lastContent != currentContent) {
                    this.save();
                }
                if (!this.list[this.index - 1] && this.list.length == 1) {
                    this.reset();
                    return;
                }
                while (this.list[this.index].content == this.list[this.index - 1].content) {
                    this.index--;
                    if (this.index == 0) {
                        return this.restore(0);
                    }
                }
                this.restore(--this.index);
            }
        };
        this.redo = function () {
            if (this.hasRedo) {
                while (this.list[this.index].content == this.list[this.index + 1].content) {
                    this.index++;
                    if (this.index == this.list.length - 1) {
                        return this.restore(this.index);
                    }
                }
                this.restore(++this.index);
            }
        };

        this.restore = function () {
            var scene = this.list[this.index];
            //trace:873
            //ȥ��չλ��
            me.document.body.innerHTML = scene.content.replace(fillchar, '');
            //����undo��ո�չλ������
            if (browser.ie) {
                utils.each(domUtils.getElementsByTagName(me.document,'td th caption p'),function(node){
                    if(domUtils.isEmptyNode(node)){
                        domUtils.fillNode(me.document, node);
                    }
                })
            }
            new dom.Range(me.document).moveToAddress(scene.address).select();
            this.update();
            this.clearKey();
            //���ܰ��Լ�reset��
            me.fireEvent('reset', true);
        };

        this.getScene = function (notSetCursor) {
            var rng = me.selection.getRange(),
                restoreAddress = rng.createAddress(),
                rngAddress = rng.createAddress(false,true);

            me.fireEvent('beforegetscene');
            var cont = me.body.innerHTML.replace(fillchar, '');
            browser.ie && (cont = cont.replace(/>&nbsp;</g, '><').replace(/\s*</g, '<').replace(/>\s*/g, '>'));
            me.fireEvent('aftergetscene');
            try{
                !notSetCursor && rng.moveToAddress(restoreAddress).select(true);
            }catch(e){}
            return {
                address:rngAddress,
                content:cont
            }
        };
        this.save = function (notCompareRange,notSetCursor) {
            var currentScene = this.getScene(notSetCursor),
                lastScene = this.list[this.index];
            //������ͬλ����ͬ����
            if (lastScene && lastScene.content == currentScene.content &&
                ( notCompareRange ? 1 : compareRangeAddress(lastScene.address, currentScene.address) )
                ) {
                return;
            }
            this.list = this.list.slice(0, this.index + 1);
            this.list.push(currentScene);
            //��������������ˣ��Ͱ���ǰ���޳�
            if (this.list.length > maxUndoCount) {
                this.list.shift();
            }
            this.index = this.list.length - 1;
            this.clearKey();
            //����undo/redo״̬
            this.update();
        };
        this.update = function () {
            this.hasRedo = !!this.list[this.index + 1];
            this.hasUndo = !!this.list[this.index - 1];
        };
        this.reset = function () {
            this.list = [];
            this.index = 0;
            this.hasUndo = false;
            this.hasRedo = false;
            this.clearKey();
        };
        this.clearKey = function () {
            keycont = 0;
            lastKeyCode = null;
        };
    }

    me.undoManger = new UndoManager();
    function saveScene() {
        this.undoManger.save();
    }

    me.addListener('saveScene', function () {
        me.undoManger.save();
    });

    me.addListener('beforeexeccommand', saveScene);
    me.addListener('afterexeccommand', saveScene);

    me.addListener('reset', function (type, exclude) {
        if (!exclude) {
            me.undoManger.reset();
        }
    });
    me.commands['redo'] = me.commands['undo'] = {
        execCommand:function (cmdName) {
            me.undoManger[cmdName]();
        },
        queryCommandState:function (cmdName) {
            return me.undoManger['has' + (cmdName.toLowerCase() == 'undo' ? 'Undo' : 'Redo')] ? 0 : -1;
        },
        notNeedUndo:1
    };

    var keys = {
            //  /*Backspace*/ 8:1, /*Delete*/ 46:1,
            /*Shift*/ 16:1, /*Ctrl*/ 17:1, /*Alt*/ 18:1,
            37:1, 38:1, 39:1, 40:1,
            13:1 /*enter*/
        },
        keycont = 0,
        lastKeyCode;
    //���뷨״̬�²������ַ���
    var inputType = false;
    me.addListener('ready', function () {
        domUtils.on(me.body, 'compositionstart', function () {
            inputType = true;
        });
        domUtils.on(me.body, 'compositionend', function () {
            inputType = false;
        })
    });
    //��ݼ�
    me.addshortcutkey({
        "Undo":"ctrl+90", //undo
        "Redo":"ctrl+89" //redo

    });
    me.addListener('keydown', function (type, evt) {
        var keyCode = evt.keyCode || evt.which;
        if (!keys[keyCode] && !evt.ctrlKey && !evt.metaKey && !evt.shiftKey && !evt.altKey) {
            if (inputType)
                return;
            if (me.undoManger.list.length == 0 || ((keyCode == 8 || keyCode == 46) && lastKeyCode != keyCode)) {

                me.fireEvent('contentchange');

                me.undoManger.save(true,true);
                lastKeyCode = keyCode;
                return;
            }
            //trace:856
            //�����һ������󣬻��ˣ�������Ҫ��keycont>maxInputCount�����ڻ��˵�����
            if (me.undoManger.list.length == 2 && me.undoManger.index == 0 && keycont == 0) {
                me.undoManger.list.splice(1, 1);
                me.undoManger.update();
            }
            lastKeyCode = keyCode;
            keycont++;
            if (keycont >= maxInputCount || me.undoManger.mousedown) {
                if (me.selection.getRange().collapsed)
                    me.fireEvent('contentchange');
                me.undoManger.save(false,true);
                me.undoManger.mousedown = false;
            }
        }
    });
    me.addListener('mousedown',function(){
        me.undoManger.mousedown = true;
    })
};

///import core
///import plugins/inserthtml.js
///import plugins/undo.js
///import plugins/serialize.js
///commands ճ��
///commandsName  PastePlain
///commandsTitle  ���ı�ճ��ģʽ
/*
 ** @description ճ��
 * @author zhanyi
 */
(function() {
    function getClipboardData( callback ) {

        var doc = this.document;

        if ( doc.getElementById( 'baidu_pastebin' ) ) {
            return;
        }

        var range = this.selection.getRange(),
            bk = range.createBookmark(),
        //�������������div
            pastebin = doc.createElement( 'div' );

        pastebin.id = 'baidu_pastebin';


        // Safari Ҫ��div���������ݣ�����ճ�����ݽ���
        browser.webkit && pastebin.appendChild( doc.createTextNode( domUtils.fillChar + domUtils.fillChar ) );
        doc.body.appendChild( pastebin );
        //trace:717 ���ص�span���ܵõ�top
        //bk.start.innerHTML = '&nbsp;';
        bk.start.style.display = '';
        pastebin.style.cssText = "position:absolute;width:1px;height:1px;overflow:hidden;left:-1000px;white-space:nowrap;top:" +
            //Ҫ�����ڹ��ƽ�е�λ�ü��룬���������������
            domUtils.getXY( bk.start ).y + 'px';

        range.selectNodeContents( pastebin ).select( true );

        setTimeout( function() {

            if (browser.webkit) {

                for(var i=0,pastebins = doc.querySelectorAll('#baidu_pastebin'),pi;pi=pastebins[i++];){
                    if(domUtils.isEmptyNode(pi)){
                        domUtils.remove(pi);
                    }else{
                        pastebin = pi;
                        break;
                    }
                }


            }

            try{
                pastebin.parentNode.removeChild(pastebin);
            }catch(e){}

            range.moveToBookmark( bk ).select(true);
            callback( pastebin );
        }, 0 );


    }

    UE.plugins['paste'] = function() {
        var me = this;
        var word_img_flag = {flag:""};

        var pasteplain = me.options.pasteplain === true;
        var modify_num = {flag:""};
        me.commands['pasteplain'] = {
            queryCommandState: function (){
                return pasteplain;
            },
            execCommand: function (){
                pasteplain = !pasteplain|0;
            },
            notNeedUndo : 1
        };
        var txtContent,htmlContent,address;

        function filter(div){

            var html;
            if ( div.firstChild ) {
                //ȥ��cut����ӵı߽�ֵ
                var nodes = domUtils.getElementsByTagName(div,'span');
                  for(var i=0,ni;ni=nodes[i++];){
                    if(ni.id == '_baidu_cut_start' || ni.id == '_baidu_cut_end'){
                        domUtils.remove(ni);
                    }
                }

                if(browser.webkit){

                    var brs = div.querySelectorAll('div br');
                    for(var i=0,bi;bi=brs[i++];){
                        var pN = bi.parentNode;
                        if(pN.tagName == 'DIV' && pN.childNodes.length ==1){
                            pN.innerHTML = '<p><br/></p>';

                            domUtils.remove(pN);
                        }
                    }
                    var divs = div.querySelectorAll('#baidu_pastebin');
                    for(var i=0,di;di=divs[i++];){
                        var tmpP = me.document.createElement('p');
                        di.parentNode.insertBefore(tmpP,di);
                        while(di.firstChild){
                            tmpP.appendChild(di.firstChild);
                        }
                        domUtils.remove(di);
                    }

                    var metas = div.querySelectorAll('meta');
                    for(var i=0,ci;ci=metas[i++];){
                        domUtils.remove(ci);
                    }

                    var brs = div.querySelectorAll('br');
                    for(i=0;ci=brs[i++];){
                        if(/^apple-/.test(ci)){
                            domUtils.remove(ci);
                        }
                    }

                    utils.each(domUtils.getElementsByTagName(div,'span',function(node){
                        if(node.style.cssText){
                            node.style.cssText =  node.style.cssText.replace(/white-space[^;]+;/g,'');
                            if(!node.style.cssText){
                                domUtils.removeAttributes(node,'style');
                                if(domUtils.hasNoAttributes(node)){
                                    return 1
                                }
                            }
                        }
                        return 0
                    }),function(si){
                        domUtils.remove(si,true)
                    })
                }
                if(browser.gecko){
                    var dirtyNodes = div.querySelectorAll('[_moz_dirty]');
                    for(i=0;ci=dirtyNodes[i++];){
                        ci.removeAttribute( '_moz_dirty' );
                    }
                }
                if(!browser.ie ){
                    var spans = div.querySelectorAll('span.Apple-style-span');
                    for(var i=0,ci;ci=spans[i++];){
                        domUtils.remove(ci,true);
                    }
                }

                //ie��ʹ��innerHTML���������\r\n�ַ�Ҳ�����&nbsp;������˵�
                html = div.innerHTML.replace(/>(?:(\s|&nbsp;)*?)</g,'><');

                var f = me.serialize;
                if(f){
                    //�����˳������⣬������ֱ�Ӳ������ݣ�������ִ�����ճ�����ʧ��
                    try{
                        html = UE.filterWord(html);

                        var node =  f.transformInput(
                            f.parseHTML(
                                //todo: ��ʱ����dtd�Ĺ���
                                html//, true
                            ),word_img_flag
                        );
                        //trace:924
                        //���ı�ģʽҲҪ��������
                        node = f.filter(node,pasteplain ? {
                            whiteList: {
                                'p': {'br':1,'BR':1,$:{}},
                                'br':{'$':{}},
                                'div':{'br':1,'BR':1,'$':{}},
                                'li':{'$':{}},
                                'tr':{'td':1,'$':{}},
                                'td':{'$':{}}

                            },
                            blackList: {
                                'style':1,
                                'script':1,
                                'object':1
                            }
                        } : null, !pasteplain ? modify_num : null);

                        if(browser.webkit){
                            var length = node.children.length,
                                child;
                            while((child = node.children[length-1]) && child.tag == 'br'){
                                node.children.splice(length-1,1);
                                length = node.children.length;
                            }
                        }

                        html = f.toHTML(node,pasteplain);

                        txtContent = f.filter(node,{
                            whiteList: {
                                'p': {'br':1,'BR':1,$:{}},
                                'br':{'$':{}},
                                'div':{'br':1,'BR':1,'$':{},'table':1,'ul':1,'ol':1},
                                'li':{'$':{}},
                                'ul':{'li':1,'$':{}},
                                'ol':{'li':1,'$':{}},
                                'tr':{'td':1,'$':{}},
                                'td':{'$':{}},
                                'table': {'tr':1,'tbody':1,'td':1,'$':{}},
                                'tbody': {'tr':1,'td':1,'$':{}},
                                h1:{'$':{}},h2:{'$':{}},h3:{'$':{}},h4:{'$':{}},h5:{'$':{}},h6:{'$':{}}
                            },
                            blackList: {
                                'style':1,
                                'script':1,
                                'object':1
                            }
                        });

                        txtContent = f.toHTML(txtContent,true)

                    }catch(e){}

                }

                //�Զ���Ĵ���
                html = {'html':html,'txtContent':txtContent};

                me.fireEvent('beforepaste',html);
                //�������߹�����
                if(html.html){
                    htmlContent = html.html;
                    address = me.selection.getRange().createAddress(true);
                    me.execCommand( 'insertHtml',htmlContent,true);
                    me.fireEvent("afterpaste");
                }

            }
        }

        me.addListener('pasteTransfer',function(cmd,plainType){
            if(address && txtContent && htmlContent && txtContent != htmlContent){
                var range = me.selection.getRange();
                range.moveToAddress(address,true).deleteContents();
                range.select(true);
                me.__hasEnterExecCommand = true;
                var html = htmlContent;
                if(plainType === 2){
                    html = html.replace(/<(\/?)([\w\-]+)([^>]*)>/gi,function(a,b,tagName,attrs){
                        tagName = tagName.toLowerCase();
                        if({img:1}[tagName]){
                            return a;
                        }
                        attrs = attrs.replace(/([\w\-]*?)\s*=\s*(("([^"]*)")|('([^']*)')|([^\s>]+))/gi,function(str,atr,val){
                            if({
                                'src':1,
                                'href':1,
                                'name':1
                            }[atr.toLowerCase()]){
                                return atr + '=' + val + ' '
                            }
                            return ''
                        });
                        if({
                            'span':1,
                            'div':1
                        }[tagName]){
                            return ''
                        }else{

                            return '<' + b + tagName + ' ' + utils.trim(attrs) + '>'
                        }

                    });
                }else if(plainType){
                    html = txtContent;
                }
                me.execCommand('inserthtml',html,true);
                me.__hasEnterExecCommand = false;
                var tmpAddress = me.selection.getRange().createAddress(true);
                address.endAddress = tmpAddress.startAddress;
            }
        });
        me.addListener('ready',function(){
            domUtils.on(me.body,'cut',function(){
                var range = me.selection.getRange();
                if(!range.collapsed && me.undoManger){
                    me.undoManger.save();
                }

            });
            //ie��beforepaste�ڵ���Ҽ�ʱҲ�ᴥ���������ü�ؼ��̲Ŵ���
            domUtils.on(me.body, browser.ie || browser.opera ? 'keydown' : 'paste',function(e){
                if((browser.ie || browser.opera) && ((!e.ctrlKey && !e.metaKey) || e.keyCode != '86')){
                    return;
                }
                getClipboardData.call( me, function( div ) {
                    filter(div);
                } );
            });

        });

    };

})();


///import core
///commands �����б�,�����б�
///commandsName  InsertOrderedList,InsertUnorderedList
///commandsTitle  �����б�,�����б�
/**
 * �����б�
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     insertorderlist���������б�
 * @param   {String}   style               ֵΪ��decimal,lower-alpha,lower-roman,upper-alpha,upper-roman
 * @author zhanyi
 */
/**
 * ��������
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     insertunorderlist���������б�
 * * @param   {String}   style            ֵΪ��circle,disc,square
 * @author zhanyi
 */

UE.plugins['list'] = function () {
    var me = this,
        notExchange = {
            'TD':1,
            'PRE':1,
            'BLOCKQUOTE':1
        };
    var customStyle = {
        'cn' : 'cn-1-',
        'cn1' : 'cn-2-',
        'cn2' : 'cn-3-',
        'num':  'num-1-',
        'num1' : 'num-2-',
        'num2' : 'num-3-',
        'dash'  : 'dash',
        'dot':'dot'
    };

    me.setOpt( {
        'insertorderedlist':{
            'num':'',
            'num1':'',
            'num2':'',
            'cn':'',
            'cn1':'',
            'cn2':'',
            'decimal':'',
            'lower-alpha':'',
            'lower-roman':'',
            'upper-alpha':'',
            'upper-roman':''
        },
        'insertunorderedlist':{
            'circle':'',
            'disc':'',
            'square':'',
            'dash' : '',
            'dot':''
        },
        listDefaultPaddingLeft : '30',
        listiconpath : 'http://bs.baidu.com/listicon/',
        maxListLevel : 3//-1������
    } );
    var liiconpath = me.options.listiconpath;

    //����û����ã�����customStyle
    for(var s in customStyle){
        if(!me.options.insertorderedlist.hasOwnProperty(s) && !me.options.insertunorderedlist.hasOwnProperty(s)){
            delete customStyle[s];
        }
    }

    me.ready(function () {
        var customCss = [];
        for(var p in customStyle){
            if(p == 'dash' || p == 'dot'){
                customCss.push('li.list-' + customStyle[p] + '{background-image:url(' + liiconpath +customStyle[p]+'.gif)}');
                customCss.push('ul.custom_'+p+'{list-style:none;}ul.custom_'+p+' li{background-position:0 3px;background-repeat:no-repeat}');
            }else{
                for(var i= 0;i<99;i++){
                    customCss.push('li.list-' + customStyle[p] + i + '{background-image:url(' + liiconpath + 'list-'+customStyle[p] + i + '.gif)}')
                }
                customCss.push('ol.custom_'+p+'{list-style:none;}ol.custom_'+p+' li{background-position:0 3px;background-repeat:no-repeat}');
            }
            switch(p){
                case 'cn':
                    customCss.push('li.list-'+p+'-paddingleft-1{padding-left:25px}');
                    customCss.push('li.list-'+p+'-paddingleft-2{padding-left:40px}');
                    customCss.push('li.list-'+p+'-paddingleft-3{padding-left:55px}');
                    break;
                case 'cn1':
                    customCss.push('li.list-'+p+'-paddingleft-1{padding-left:30px}');
                    customCss.push('li.list-'+p+'-paddingleft-2{padding-left:40px}');
                    customCss.push('li.list-'+p+'-paddingleft-3{padding-left:55px}');
                    break;
                case 'cn2':
                    customCss.push('li.list-'+p+'-paddingleft-1{padding-left:40px}');
                    customCss.push('li.list-'+p+'-paddingleft-2{padding-left:55px}');
                    customCss.push('li.list-'+p+'-paddingleft-3{padding-left:68px}');
                    break;
                case 'num':
                case 'num1':
                    customCss.push('li.list-'+p+'-paddingleft-1{padding-left:25px}');
                    break;
                case 'num2':
                    customCss.push('li.list-'+p+'-paddingleft-1{padding-left:35px}');
                    customCss.push('li.list-'+p+'-paddingleft-2{padding-left:40px}');
                    break;
                case 'dash':
                    customCss.push('li.list-'+p+'-paddingleft{padding-left:35px}');
                    break;
                case 'dot':
                    customCss.push('li.list-'+p+'-paddingleft{padding-left:20px}');
            }
        }
        customCss.push('.list-paddingleft-1{padding-left:0}');
        customCss.push('.list-paddingleft-2{padding-left:'+me.options.listDefaultPaddingLeft+'px}');
        customCss.push('.list-paddingleft-3{padding-left:'+me.options.listDefaultPaddingLeft*2+'px}');
        //�����Ȼ����Զ�Ӧ��ʽ����ֹ�����
        utils.cssRule('list', 'ol,ul{margin:0;pading:0;'+(browser.ie ? '' : 'width:95%')+'}li{clear:both;}'+customCss.join('\n'), me.document);
    });

    function getStyle(node){
        var cls = node.className;
        if(domUtils.hasClass(node,/custom_/)){
            return cls.match(/custom_(\w+)/)[1]
        }
        return ''
    }

//    function checkCustomStyle(list){
//        if(domUtils.hasClass(list,/custom_/)){
//            return ''
//        }
//        var style;
//        utils.each(list.childNodes,function(li){
//            if(li.tagName == 'LI'){
//                if(domUtils.hasClass(li,/list-/)){
//                    var tmpStyle = li.className.match(/list-(\w+)-(\d+)?/);
//                    style = tmpStyle[1]+(tmpStyle[2] && tmpStyle[2] != '1'?  tmpStyle[2]:'');
//                    return false
//                }
//            }
//        })
//        return style;
//    }
    //���������ǩ
    me.addListener('contentchange',function(){
        utils.each(domUtils.getElementsByTagName(me.document,'ol ul'),function(node){

            if(!domUtils.inDoc(node,me.document))
                return;
//            var style;
//            if(style = checkCustomStyle(node)){
//                node.className = 'custom_' + style;
//            }
            var index = 0,type = 2,parent = node.parentNode;
            if( domUtils.hasClass(node,/custom_/)){
                if(!(/[ou]l/i.test(parent.tagName) && domUtils.hasClass(parent,/custom_/))){
                    type = 1;
                }
            }else{
                if(/[ou]l/i.test(parent.tagName) && domUtils.hasClass(parent,/custom_/)){
                    type = 3;
                }
            }
            style = domUtils.getStyle(node, 'list-style-type');
            node.style.cssText = style ? 'list-style-type:' + style : '';
            node.className = utils.trim(node.className.replace(/list-paddingleft-\w+/,'')) + ' list-paddingleft-' + type;
            utils.each(domUtils.getElementsByTagName(node,'li'),function(li){
                li.style.cssText && (li.style.cssText = '');
                if(!li.firstChild){
                    domUtils.remove(li);
                    return;
                }
                if(li.parentNode !== node){
                    return;
                }
                index++;
                if(domUtils.hasClass(node,/custom_/) ){
                    var paddingLeft = 1,currentStyle = getStyle(node);
                    if(node.tagName == 'OL'){
                        if(currentStyle){
                            switch(currentStyle){
                                case 'cn' :
                                case 'cn1':
                                case 'cn2':
                                    if(index > 10 && (index % 10 == 0 || index > 10 && index < 20)){
                                        paddingLeft = 2
                                    }else if(index > 20){
                                        paddingLeft = 3
                                    }
                                    break;
                                case 'num2' :
                                    if(index > 9){
                                        paddingLeft = 2
                                    }
                            }
                        }
                        li.className = 'list-'+customStyle[currentStyle]+ index + ' ' + 'list-'+currentStyle+'-paddingleft-' + paddingLeft;
                    }else{
                        li.className = 'list-'+customStyle[currentStyle]  + ' ' + 'list-'+currentStyle+'-paddingleft';
                    }
                }else{
                    li.className = li.className.replace(/list-[\w\-]+/gi,'');
                }
                var className = li.getAttribute('class');
                if(className !== null && !className.replace(/\s/g,'')){
                    domUtils.removeAttributes(li,'class')
                }
            });
            adjustList(node,node.tagName.toLowerCase(),getStyle(node)||domUtils.getStyle(node, 'list-style-type'),true)
        })
    });


    function adjustList(list, tag, style,ignoreEmpty) {
        var nextList = list.nextSibling;
        if (nextList && nextList.nodeType == 1 && nextList.tagName.toLowerCase() == tag && (getStyle(nextList) || domUtils.getStyle(nextList, 'list-style-type') || (tag == 'ol' ? 'decimal' : 'disc')) == style) {
            domUtils.moveChild(nextList, list);
            if (nextList.childNodes.length == 0) {
                domUtils.remove(nextList);
            }
        }
        if(nextList && domUtils.isFillChar(nextList)){
            domUtils.remove(nextList);
        }
        var preList = list.previousSibling;
        if (preList && preList.nodeType == 1 && preList.tagName.toLowerCase() == tag && (getStyle(preList) || domUtils.getStyle(preList, 'list-style-type') || (tag == 'ol' ? 'decimal' : 'disc')) == style) {
            domUtils.moveChild(list, preList);
        }
        if(preList && domUtils.isFillChar(preList)){
            domUtils.remove(preList);
        }
        !ignoreEmpty && domUtils.isEmptyBlock(list) && domUtils.remove(list);
    }

    function setListStyle(list,style){
        if(customStyle[style]){
            list.className = 'custom_' + style;
        }
        try{
            domUtils.setStyle(list, 'list-style-type', style);
        }catch(e){}
    }
    function clearEmptySibling(node) {
        var tmpNode = node.previousSibling;
        if (tmpNode && domUtils.isEmptyBlock(tmpNode)) {
            domUtils.remove(tmpNode);
        }
        tmpNode = node.nextSibling;
        if (tmpNode && domUtils.isEmptyBlock(tmpNode)) {
            domUtils.remove(tmpNode);
        }
    }

    me.addListener('keydown', function (type, evt) {
        function preventAndSave() {
            evt.preventDefault ? evt.preventDefault() : (evt.returnValue = false);
            me.fireEvent('contentchange');
            me.undoManger && me.undoManger.save();
        }
        function findList(node,filterFn){
            while(node && !domUtils.isBody(node)){
                if(filterFn(node)){
                    return null
                }
                if(node.nodeType == 1 && /[ou]l/i.test(node.tagName)){
                    return node;
                }
                node = node.parentNode;
            }
            return null;
        }
        var keyCode = evt.keyCode || evt.which;
        if (keyCode == 13 && !evt.shiftKey) {//�س�
            var range = me.selection.getRange(),
                start = findList(range.startContainer,function (node) {
                    return node.tagName == 'TABLE';
                }),
                end = range.collapsed ? start : findList(range.endContainer,function (node) {
                    return node.tagName == 'TABLE';
                });

            if (start && end && start === end) {

                if (!range.collapsed) {
                    start = domUtils.findParentByTagName(range.startContainer, 'li', true);
                    end = domUtils.findParentByTagName(range.endContainer, 'li', true);
                    if (start && end && start === end) {
                        range.deleteContents();
                        li = domUtils.findParentByTagName(range.startContainer, 'li', true);
                        if (li && domUtils.isEmptyBlock(li)) {

                            pre = li.previousSibling;
                            next = li.nextSibling;
                            p = me.document.createElement('p');

                            domUtils.fillNode(me.document, p);
                            parentList = li.parentNode;
                            if (pre && next) {
                                range.setStart(next, 0).collapse(true).select(true);
                                domUtils.remove(li);

                            } else {
                                if (!pre && !next || !pre) {

                                    parentList.parentNode.insertBefore(p, parentList);


                                } else {
                                    li.parentNode.parentNode.insertBefore(p, parentList.nextSibling);
                                }
                                domUtils.remove(li);
                                if (!parentList.firstChild) {
                                    domUtils.remove(parentList);
                                }
                                range.setStart(p, 0).setCursor();


                            }
                            preventAndSave();
                            return;

                        }
                    } else {
                        var tmpRange = range.cloneRange(),
                            bk = tmpRange.collapse(false).createBookmark();

                        range.deleteContents();
                        tmpRange.moveToBookmark(bk);
                        var li = domUtils.findParentByTagName(tmpRange.startContainer, 'li', true);

                        clearEmptySibling(li);
                        tmpRange.select();
                        preventAndSave();
                        return;
                    }
                }


                li = domUtils.findParentByTagName(range.startContainer, 'li', true);

                if (li) {
                    if (domUtils.isEmptyBlock(li)) {
                        bk = range.createBookmark();
                        var parentList = li.parentNode;
                        if (li !== parentList.lastChild) {
                            domUtils.breakParent(li, parentList);
                            clearEmptySibling(li);
                        } else {

                            parentList.parentNode.insertBefore(li, parentList.nextSibling);
                            if (domUtils.isEmptyNode(parentList)) {
                                domUtils.remove(parentList);
                            }
                        }
                        //Ƕ�ײ�����
                        if (!dtd.$list[li.parentNode.tagName]) {

                            if (!domUtils.isBlockElm(li.firstChild)) {
                                p = me.document.createElement('p');
                                li.parentNode.insertBefore(p, li);
                                while (li.firstChild) {
                                    p.appendChild(li.firstChild);
                                }
                                domUtils.remove(li);
                            } else {
                                domUtils.remove(li, true);
                            }
                        }
                        range.moveToBookmark(bk).select();


                    } else {
                        var first = li.firstChild;
                        if (!first || !domUtils.isBlockElm(first)) {
                            var p = me.document.createElement('p');

                            !li.firstChild && domUtils.fillNode(me.document, p);
                            while (li.firstChild) {

                                p.appendChild(li.firstChild);
                            }
                            li.appendChild(p);
                            first = p;
                        }

                        var span = me.document.createElement('span');

                        range.insertNode(span);
                        domUtils.breakParent(span, li);

                        var nextLi = span.nextSibling;
                        first = nextLi.firstChild;

                        if (!first) {
                            p = me.document.createElement('p');

                            domUtils.fillNode(me.document, p);
                            nextLi.appendChild(p);
                            first = p;
                        }
                        if (domUtils.isEmptyNode(first)) {
                            first.innerHTML = '';
                            domUtils.fillNode(me.document, first);
                        }

                        range.setStart(first, 0).collapse(true).shrinkBoundary().select();
                        domUtils.remove(span);
                        var pre = nextLi.previousSibling;
                        if (pre && domUtils.isEmptyBlock(pre)) {
                            pre.innerHTML = '<p></p>';
                            domUtils.fillNode(me.document, pre.firstChild);
                        }

                    }
//                        }
                    preventAndSave();
                }


            }
        }
        if (keyCode == 8) {

            //����ie��li�µ�����
            range = me.selection.getRange();
            if (range.collapsed && domUtils.isStartInblock(range)) {
                tmpRange = range.cloneRange().trimBoundary();
                li = domUtils.findParentByTagName(range.startContainer, 'li', true);
                //Ҫ��li������ߣ����ܴ���
                if (li && domUtils.isStartInblock(tmpRange)) {
                    start = domUtils.findParentByTagName(range.startContainer, 'p', true);
                    if (start && start !== li.firstChild) {
                        var parentList = domUtils.findParentByTagName(start,['ol','ul']);
                        domUtils.breakParent(start,parentList);
                        clearEmptySibling(start);
                        me.fireEvent('contentchange');
                        range.setStart(start,0).setCursor(false,true);
                        me.fireEvent('saveScene');
                        domUtils.preventDefault(evt);
                        return;
                    }

                    if (li && (pre = li.previousSibling)) {
                        if (keyCode == 46 && li.childNodes.length) {
                            return;
                        }
                        //�п����ϱߵ��ֵܽڵ��Ǹ�2���˵���Ҫ׷�ӵ�2���˵�������li
                        if (dtd.$list[pre.tagName]) {
                            pre = pre.lastChild;
                        }
                        me.undoManger && me.undoManger.save();
                        first = li.firstChild;
                        if (domUtils.isBlockElm(first)) {
                            if (domUtils.isEmptyNode(first)) {
//                                    range.setEnd(pre, pre.childNodes.length).shrinkBoundary().collapse().select(true);
                                pre.appendChild(first);
                                range.setStart(first, 0).setCursor(false, true);
                                //first����Ψһ�Ľڵ�
                                while (li.firstChild) {
                                    pre.appendChild(li.firstChild);
                                }
                            } else {

                                span = me.document.createElement('span');
                                range.insertNode(span);
                                //�ж�pre�Ƿ��ǿյĽڵ�,�����<p><br/></p>���͵Ŀսڵ㣬�ɵ�p��ǩ��ֹ��ռλ
                                if (domUtils.isEmptyBlock(pre)) {
                                    pre.innerHTML = '';
                                }
                                domUtils.moveChild(li, pre);
                                range.setStartBefore(span).collapse(true).select(true);

                                domUtils.remove(span);

                            }
                        } else {
                            if (domUtils.isEmptyNode(li)) {
                                var p = me.document.createElement('p');
                                pre.appendChild(p);
                                range.setStart(p, 0).setCursor();
//                                    range.setEnd(pre, pre.childNodes.length).shrinkBoundary().collapse().select(true);
                            } else {
                                range.setEnd(pre, pre.childNodes.length).collapse().select(true);
                                while (li.firstChild) {
                                    pre.appendChild(li.firstChild);
                                }
                            }
                        }
                        domUtils.remove(li);
                        me.fireEvent('contentchange');
                        me.fireEvent('saveScene');
                        domUtils.preventDefault(evt);
                        return;

                    }
                    //trace:980

                    if (li && !li.previousSibling) {
                        var parentList = li.parentNode;
                        var bk = range.createBookmark();
                        if(domUtils.isTagNode(parentList.parentNode,'ol ul')){
                            parentList.parentNode.insertBefore(li,parentList);
                            if(domUtils.isEmptyNode(parentList)){
                                domUtils.remove(parentList)
                            }
                        }else{

                            while(li.firstChild){
                                parentList.parentNode.insertBefore(li.firstChild,parentList);
                            }

                            domUtils.remove(li);
                            if(domUtils.isEmptyNode(parentList)){
                                domUtils.remove(parentList)
                            }

                        }
                        range.moveToBookmark(bk).setCursor(false,true);
                        me.fireEvent('contentchange');
                        me.fireEvent('saveScene');
                        domUtils.preventDefault(evt);
                        return;

                    }


                }


            }

        }
    });

    //����tab��
    me.addListener('tabkeydown',function(){
        function listToArray(list){
            var arr = [];
            for(var p in list){
                arr.push(p)
            }
            return arr;
        }
        var range = me.selection.getRange(),
            listStyle = {
                'OL':listToArray(me.options.insertorderedlist),
                'UL':listToArray(me.options.insertunorderedlist)
            };
        //���Ƽ���
        function checkLevel(li){
            if(me.options.maxListLevel != -1){
                var level = li.parentNode,levelNum = 0;
                while(/[ou]l/i.test(level.tagName)){
                    levelNum++;
                    level = level.parentNode;
                }
                if(levelNum >= me.options.maxListLevel){
                    return true;
                }
            }
        }
        //ֻ�Կ�ʼΪ׼
        //todo ����Ľ�
        var li = domUtils.findParentByTagName(range.startContainer, 'li', true);
        if(li){

            var bk;
            if(range.collapsed){
                if(checkLevel(li))
                    return true;
                var parentLi = li.parentNode,
                    list = me.document.createElement(parentLi.tagName),
                    index = utils.indexOf(listStyle[list.tagName], getStyle(parentLi)||domUtils.getComputedStyle(parentLi, 'list-style-type'));
                index = index + 1 == listStyle[list.tagName].length ? 0 : index + 1;
                var currentStyle = listStyle[list.tagName][index];
                setListStyle(list,currentStyle);
                if(domUtils.isStartInblock(range)){
                    me.fireEvent('saveScene');
                    bk = range.createBookmark();
                    parentLi.insertBefore(list, li);
                    list.appendChild(li);
                    adjustList(list,list.tagName.toLowerCase(),currentStyle);
                    me.fireEvent('contentchange');
                    range.moveToBookmark(bk).select(true);
                    return true;
                }
            }else{
                me.fireEvent('saveScene');
                bk = range.createBookmark();
                for(var i= 0,closeList,parents = domUtils.findParents(li),ci;ci=parents[i++];){
                    if(domUtils.isTagNode(ci,'ol ul')){
                        closeList = ci;
                        break;
                    }
                }
                var current = li;
                if(bk.end){
                    while(current && !(domUtils.getPosition(current, bk.end) & domUtils.POSITION_FOLLOWING)){
                        if(checkLevel(current)){
                            current = domUtils.getNextDomNode(current,false,null,function(node){return node !== closeList});
                            continue;
                        }
                        var parentLi = current.parentNode,
                            list = me.document.createElement(parentLi.tagName),
                            index = utils.indexOf(listStyle[list.tagName], getStyle(parentLi)||domUtils.getComputedStyle(parentLi, 'list-style-type'));
                        var currentIndex = index + 1 == listStyle[list.tagName].length ? 0 : index + 1;
                        var currentStyle = listStyle[list.tagName][currentIndex];
                        setListStyle(list,currentStyle);
                        parentLi.insertBefore(list, current);
                        while(current && !(domUtils.getPosition(current, bk.end) & domUtils.POSITION_FOLLOWING)){
                            li = current.nextSibling;
                            list.appendChild(current);
                            if(!li || domUtils.isTagNode(li,'ol ul')){
                                if(li){
                                    while(li = li.firstChild){
                                        if(li.tagName == 'LI'){
                                            break;
                                        }
                                    }
                                }else{
                                    li = domUtils.getNextDomNode(current,false,null,function(node){return node !== closeList});
                                }
                                break;
                            }
                            current = li;
                        }
                        adjustList(list,list.tagName.toLowerCase(),currentStyle);
                        current = li;
                    }
                }
                me.fireEvent('contentchange');
                range.moveToBookmark(bk).select();
                return true;
            }
        }

    });

    me.commands['insertorderedlist'] =
    me.commands['insertunorderedlist'] = {
            execCommand:function (command, style) {

                if (!style) {
                    style = command.toLowerCase() == 'insertorderedlist' ? 'decimal' : 'disc';
                }
                var me = this,
                    range = this.selection.getRange(),
                    filterFn = function (node) {
                        return   node.nodeType == 1 ? node.tagName.toLowerCase() != 'br' : !domUtils.isWhitespace(node);
                    },
                    tag = command.toLowerCase() == 'insertorderedlist' ? 'ol' : 'ul',
                    frag = me.document.createDocumentFragment();
                //ȥ������Ϊ�����ѡ��ĩβ������adjustmentBoundary����ol/ul��λ��
                //range.shrinkBoundary();//.adjustmentBoundary();
                range.adjustmentBoundary().shrinkBoundary();
                var bko = range.createBookmark(true),
                    start = domUtils.findParentByTagName(me.document.getElementById(bko.start), 'li'),
                    modifyStart = 0,
                    end = domUtils.findParentByTagName(me.document.getElementById(bko.end), 'li'),
                    modifyEnd = 0,
                    startParent, endParent,
                    list, tmp;

                if (start || end) {
                    start && (startParent = start.parentNode);
                    if (!bko.end) {
                        end = start;
                    }
                    end && (endParent = end.parentNode);

                    if (startParent === endParent) {
                        while (start !== end) {
                            tmp = start;
                            start = start.nextSibling;
                            if (!domUtils.isBlockElm(tmp.firstChild)) {
                                var p = me.document.createElement('p');
                                while (tmp.firstChild) {
                                    p.appendChild(tmp.firstChild);
                                }
                                tmp.appendChild(p);
                            }
                            frag.appendChild(tmp);
                        }
                        tmp = me.document.createElement('span');
                        startParent.insertBefore(tmp, end);
                        if (!domUtils.isBlockElm(end.firstChild)) {
                            p = me.document.createElement('p');
                            while (end.firstChild) {
                                p.appendChild(end.firstChild);
                            }
                            end.appendChild(p);
                        }
                        frag.appendChild(end);
                        domUtils.breakParent(tmp, startParent);
                        if (domUtils.isEmptyNode(tmp.previousSibling)) {
                            domUtils.remove(tmp.previousSibling);
                        }
                        if (domUtils.isEmptyNode(tmp.nextSibling)) {
                            domUtils.remove(tmp.nextSibling)
                        }
                        var nodeStyle = getStyle(startParent) || domUtils.getComputedStyle(startParent, 'list-style-type') || (command.toLowerCase() == 'insertorderedlist' ? 'decimal' : 'disc');
                        if (startParent.tagName.toLowerCase() == tag && nodeStyle == style) {
                            for (var i = 0, ci, tmpFrag = me.document.createDocumentFragment(); ci = frag.childNodes[i++];) {
                                if(domUtils.isTagNode(ci,'ol ul')){
                                    utils.each(domUtils.getElementsByTagName(ci,'li'),function(li){
                                        while(li.firstChild){
                                            tmpFrag.appendChild(li.firstChild);
                                        }

                                    });
                                }else{
                                    while (ci.firstChild) {
                                        tmpFrag.appendChild(ci.firstChild);
                                    }
                                }

                            }
                            tmp.parentNode.insertBefore(tmpFrag, tmp);
                        } else {
                            list = me.document.createElement(tag);
                            setListStyle(list,style);
                            list.appendChild(frag);
                            tmp.parentNode.insertBefore(list, tmp);
                        }

                        domUtils.remove(tmp);
                        list && adjustList(list, tag, style);
                        range.moveToBookmark(bko).select();
                        return;
                    }
                    //��ʼ
                    if (start) {
                        while (start) {
                            tmp = start.nextSibling;
                            if (domUtils.isTagNode(start, 'ol ul')) {
                                frag.appendChild(start);
                            } else {
                                var tmpfrag = me.document.createDocumentFragment(),
                                    hasBlock = 0;
                                while (start.firstChild) {
                                    if (domUtils.isBlockElm(start.firstChild)) {
                                        hasBlock = 1;
                                    }
                                    tmpfrag.appendChild(start.firstChild);
                                }
                                if (!hasBlock) {
                                    var tmpP = me.document.createElement('p');
                                    tmpP.appendChild(tmpfrag);
                                    frag.appendChild(tmpP);
                                } else {
                                    frag.appendChild(tmpfrag);
                                }
                                domUtils.remove(start);
                            }

                            start = tmp;
                        }
                        startParent.parentNode.insertBefore(frag, startParent.nextSibling);
                        if (domUtils.isEmptyNode(startParent)) {
                            range.setStartBefore(startParent);
                            domUtils.remove(startParent);
                        } else {
                            range.setStartAfter(startParent);
                        }
                        modifyStart = 1;
                    }

                    if (end && domUtils.inDoc(endParent, me.document)) {
                        //����
                        start = endParent.firstChild;
                        while (start && start !== end) {
                            tmp = start.nextSibling;
                            if (domUtils.isTagNode(start, 'ol ul')) {
                                frag.appendChild(start);
                            } else {
                                tmpfrag = me.document.createDocumentFragment();
                                hasBlock = 0;
                                while (start.firstChild) {
                                    if (domUtils.isBlockElm(start.firstChild)) {
                                        hasBlock = 1;
                                    }
                                    tmpfrag.appendChild(start.firstChild);
                                }
                                if (!hasBlock) {
                                    tmpP = me.document.createElement('p');
                                    tmpP.appendChild(tmpfrag);
                                    frag.appendChild(tmpP);
                                } else {
                                    frag.appendChild(tmpfrag);
                                }
                                domUtils.remove(start);
                            }
                            start = tmp;
                        }
                        var tmpDiv = domUtils.createElement(me.document, 'div', {
                            'tmpDiv':1
                        });
                        domUtils.moveChild(end, tmpDiv);

                        frag.appendChild(tmpDiv);
                        domUtils.remove(end);
                        endParent.parentNode.insertBefore(frag, endParent);
                        range.setEndBefore(endParent);
                        if (domUtils.isEmptyNode(endParent)) {
                            domUtils.remove(endParent);
                        }

                        modifyEnd = 1;
                    }


                }

                if (!modifyStart) {
                    range.setStartBefore(me.document.getElementById(bko.start));
                }
                if (bko.end && !modifyEnd) {
                    range.setEndAfter(me.document.getElementById(bko.end));
                }
                range.enlarge(true, function (node) {
                    return notExchange[node.tagName];
                });

                frag = me.document.createDocumentFragment();

                var bk = range.createBookmark(),
                    current = domUtils.getNextDomNode(bk.start, false, filterFn),
                    tmpRange = range.cloneRange(),
                    tmpNode,
                    block = domUtils.isBlockElm;

                while (current && current !== bk.end && (domUtils.getPosition(current, bk.end) & domUtils.POSITION_PRECEDING)) {

                    if (current.nodeType == 3 || dtd.li[current.tagName]) {
                        if (current.nodeType == 1 && dtd.$list[current.tagName]) {
                            while (current.firstChild) {
                                frag.appendChild(current.firstChild);
                            }
                            tmpNode = domUtils.getNextDomNode(current, false, filterFn);
                            domUtils.remove(current);
                            current = tmpNode;
                            continue;

                        }
                        tmpNode = current;
                        tmpRange.setStartBefore(current);

                        while (current && current !== bk.end && (!block(current) || domUtils.isBookmarkNode(current) )) {
                            tmpNode = current;
                            current = domUtils.getNextDomNode(current, false, null, function (node) {
                                return !notExchange[node.tagName];
                            });
                        }

                        if (current && block(current)) {
                            tmp = domUtils.getNextDomNode(tmpNode, false, filterFn);
                            if (tmp && domUtils.isBookmarkNode(tmp)) {
                                current = domUtils.getNextDomNode(tmp, false, filterFn);
                                tmpNode = tmp;
                            }
                        }
                        tmpRange.setEndAfter(tmpNode);

                        current = domUtils.getNextDomNode(tmpNode, false, filterFn);

                        var li = range.document.createElement('li');

                        li.appendChild(tmpRange.extractContents());
                        if(domUtils.isEmptyNode(li)){
                            var tmpNode = range.document.createElement('p');
                            while(li.firstChild){
                                tmpNode.appendChild(li.firstChild)
                            }
                            li.appendChild(tmpNode);
                        }
                        frag.appendChild(li);
                    } else {
                        current = domUtils.getNextDomNode(current, true, filterFn);
                    }
                }
                range.moveToBookmark(bk).collapse(true);
                list = me.document.createElement(tag);
                setListStyle(list,style);
                list.appendChild(frag);
                range.insertNode(list);
                //��ǰlist���¿��ܷ�ϲ�
                adjustList(list, tag, style,true);
                //ȥ�������tmpDiv
                for (var i = 0, ci, tmpDivs = domUtils.getElementsByTagName(list, 'div'); ci = tmpDivs[i++];) {
                    if (ci.getAttribute('tmpDiv')) {
                        domUtils.remove(ci, true)
                    }
                }
                range.moveToBookmark(bko).select();

            },
            queryCommandState:function (command) {
                return domUtils.filterNodeList(this.selection.getStartElementPath(), command.toLowerCase() == 'insertorderedlist' ? 'ol' : 'ul') ? 1 : 0;
            },
            queryCommandValue:function (command) {
                var node = domUtils.filterNodeList(this.selection.getStartElementPath(), command.toLowerCase() == 'insertorderedlist' ? 'ol' : 'ul');
                return node ? getStyle(node) || domUtils.getComputedStyle(node, 'list-style-type') : null;
            }
        };
};


///import core
///import plugins/serialize.js
///import plugins/undo.js
///commands �鿴Դ��
///commandsName  Source
///commandsTitle  �鿴Դ��
(function (){
    function SourceFormater(config){
        config = config || {};
        this.indentChar = config.indentChar || '    ';
        this.breakChar = config.breakChar || '\n';
        this.selfClosingEnd = config.selfClosingEnd || ' />';
    }
    var unhtml1 = function (){
        var map = { '<': '&lt;', '>': '&gt;', '"': '&quot;', "'": '&#39;' };
        function rep( m ){ return map[m]; }
        return function ( str ) {
            str = str + '';
            return str ? str.replace( /[<>"']/g, rep ) : '';
        };
    }();
    var inline = utils.extend({a:1,A:1},dtd.$inline,true);


    function printAttrs(attrs){
        var buff = [];
        for (var k in attrs) {
            buff.push(k + '="' + unhtml1(attrs[k]) + '"');
        }
        return buff.join(' ');
    }
    SourceFormater.prototype = {
        format: function (html){
            var node = UE.serialize.parseHTML(html);
            this.buff = [];
            this.indents = '';
            this.indenting = 1;
            this.visitNode(node);
            return this.buff.join('');
        },
        visitNode: function (node){
            if (node.type == 'fragment') {
                this.visitChildren(node.children);
            } else if (node.type == 'element') {
                var selfClosing = dtd.$empty[node.tag];
                this.visitTag(node.tag, node.attributes, selfClosing);

                this.visitChildren(node.children);

                if (!selfClosing) {
                    this.visitEndTag(node.tag);
                }
            } else if (node.type == 'comment') {
                this.visitComment(node.data);
            } else {
                this.visitText(node.data,dtd.$notTransContent[node.parent.tag]);
            }
        },
        visitChildren: function (children){
            for (var i=0; i<children.length; i++) {
                this.visitNode(children[i]);
            }
        },
        visitTag: function (tag, attrs, selfClosing){
            if (this.indenting) {
                this.indent();
            } else if (!inline[tag]) { // todo: ȥ��a, ��Ϊdtd��inline����û��a
                this.newline();
                this.indent();
            }
            this.buff.push('<', tag);
            var attrPart = printAttrs(attrs);
            if (attrPart) {
                this.buff.push(' ', attrPart);
            }
            if (selfClosing) {
                this.buff.push(this.selfClosingEnd);
                if (tag == 'br') {
                    this.newline();
                }
            } else {
                this.buff.push('>');
                this.indents += this.indentChar;
            }
            if (!inline[tag]) {
                this.newline();
            }
        },
        indent: function (){
            this.buff.push(this.indents);
            this.indenting = 0;
        },
        newline: function (){
            this.buff.push(this.breakChar);
            this.indenting = 1;
        },
        visitEndTag: function (tag){
            
            this.indents = this.indents.slice(0, -this.indentChar.length);
            if (this.indenting) {
                this.indent();
            } else if (!inline[tag]) {
                this.newline();
                this.indent();
            }
            this.buff.push('</', tag, '>');
        },
        visitText: function (text,notTrans){
            if (this.indenting) {
                this.indent();
            }
      
//            if(!notTrans){
//                 text = text.replace(/&nbsp;/g, ' ').replace(/[ ][ ]+/g, function (m){
//                    return new Array(m.length + 1).join('&nbsp;');
//                }).replace(/(?:^ )|(?: $)/g, '&nbsp;');
//            }
            text = text.replace(/&nbsp;/g, ' ');
            this.buff.push(text);

        },
        visitComment: function (text){
            if (this.indenting) {
                this.indent();
            }
            this.buff.push('<!--', text, '-->');
        }
    };

    var sourceEditors = {
        textarea: function (editor, holder){
            var textarea = holder.ownerDocument.createElement('textarea');
            textarea.style.cssText = 'position:absolute;resize:none;width:100%;height:100%;border:0;padding:0;margin:0;overflow-y:auto;';
            // todo: IE��ֻ��onresize���Կ���... �ܾ���
            if (browser.ie && browser.version < 8) {
                textarea.style.width = holder.offsetWidth + 'px';
                textarea.style.height = holder.offsetHeight + 'px';
                holder.onresize = function (){
                    textarea.style.width = holder.offsetWidth + 'px';
                    textarea.style.height = holder.offsetHeight + 'px';
                };
            }
            holder.appendChild(textarea);
            return {
                setContent: function (content){
                    textarea.value = content;
                },
                getContent: function (){
                    return textarea.value;
                },
                select: function (){
                    var range;
                    if (browser.ie) {
                        range = textarea.createTextRange();
                        range.collapse(true);
                        range.select();
                    } else {
                        //todo: chrome���޷����ý���
                        textarea.setSelectionRange(0, 0);
                        textarea.focus();
                    }
                },
                dispose: function (){
                    holder.removeChild(textarea);
                    // todo
                    holder.onresize = null;
                    textarea = null;
                    holder = null;
                }
            };
        },
        codemirror: function (editor, holder){

            var codeEditor = window.CodeMirror(holder, {
                mode: "text/html",
                tabMode: "indent",
                lineNumbers: true,
                lineWrapping:true
            });
            var dom = codeEditor.getWrapperElement();
            dom.style.cssText = 'position:absolute;left:0;top:0;width:100%;height:100%;font-family:consolas,"Courier new",monospace;font-size:13px;';
            codeEditor.getScrollerElement().style.cssText = 'position:absolute;left:0;top:0;width:100%;height:100%;';
            codeEditor.refresh();
            return {
                getCodeMirror:function(){
                    return codeEditor;
                },
                setContent: function (content){
                    codeEditor.setValue(content);
                },
                getContent: function (){
                    return codeEditor.getValue();
                },
                select: function (){
                    codeEditor.focus();
                },
                dispose: function (){
                    holder.removeChild(dom);
                    dom = null;
                    codeEditor = null;
                }
            };
        }
    };

    UE.plugins['source'] = function (){
        var me = this;
        var opt = this.options;
        var formatter = new SourceFormater(opt.source);
        var sourceMode = false;
        var sourceEditor;

        opt.sourceEditor = browser.ie  ? 'textarea' : (opt.sourceEditor || 'codemirror');

        me.setOpt({
            sourceEditorFirst:false
        });
        function createSourceEditor(holder){
            return sourceEditors[opt.sourceEditor == 'codemirror' && window.CodeMirror ? 'codemirror' : 'textarea'](me, holder);
        }

        var bakCssText;
        //�����Դ��ģʽ��getContent���ܵõ����µ���������
        var oldGetContent = me.getContent,
            bakAddress;

        me.commands['source'] = {
            execCommand: function (){

                sourceMode = !sourceMode;
                if (sourceMode) {
                    bakAddress = me.selection.getRange().createAddress(false,true);
                    me.undoManger && me.undoManger.save(true);
                    if(browser.gecko){
                        me.body.contentEditable = false;
                    }

                    bakCssText = me.iframe.style.cssText;
                    me.iframe.style.cssText += 'position:absolute;left:-32768px;top:-32768px;';

                    var content = formatter.format(me.hasContents() ? me.getContent() : '');

                    sourceEditor = createSourceEditor(me.iframe.parentNode);

                    sourceEditor.setContent(content);
                    setTimeout(function (){
                        sourceEditor.select();
                        me.addListener('fullscreenchanged', function(){
                            try{
                                sourceEditor.getCodeMirror().refresh()
                            }catch(e){}
                        });
                    });
                    //����getContent��Դ��ģʽ��ȡֵҲ�������µ����
                    me.getContent = function (){
                        var cont = sourceEditor.getContent() || '<p>' + (browser.ie ? '' : '<br/>')+'</p>';
                        return cont.replace(/>[\n\r\t]+([ ]{4})+/g,'>').replace(/[\n\r\t]+([ ]{4})+</g,'<').replace(/>[\n\r\t]+</g,'><');
                    };
                } else {
                    me.iframe.style.cssText = bakCssText;
                    var cont = sourceEditor.getContent() || '<p>' + (browser.ie ? '' : '<br/>')+'</p>';
                    cont = cont.replace(/>[\n\r\t]+([ ]{4})+/g,'>').replace(/[\n\r\t]+([ ]{4})+</g,'<').replace(/>[\n\r\t]+</g,'><');
                    me.setContent(cont);
                    sourceEditor.dispose();
                    sourceEditor = null;
                    //��ԭgetContent����
                    me.getContent = oldGetContent;
                    var first = me.body.firstChild;
                    //trace:1106 ��ɾ����ˣ��±߻ᱨ�?���Բ���һ��pռλ
                    if(!first){
                        me.body.innerHTML = '<p>'+(browser.ie?'':'<br/>')+'</p>';
                        first = me.body.firstChild;
                    }
                    //Ҫ��ifmΪ��ʾʱff����ȡ��selection,���򱨴�
                    //���ﲻ�ܱȽ�λ����
                    me.undoManger && me.undoManger.save(true);

                    if(browser.gecko){

                        var input = document.createElement('input');
                        input.style.cssText = 'position:absolute;left:0;top:-32768px';

                        document.body.appendChild(input);

                        me.body.contentEditable = false;
                        setTimeout(function(){
                            domUtils.setViewportOffset(input, { left: -32768, top: 0 });
                            input.focus();
                            setTimeout(function(){
                                me.body.contentEditable = true;
                                me.selection.getRange().moveToAddress(bakAddress).select();
                                domUtils.remove(input);
                            });

                        });
                    }else{
                        //ie���п��ܱ��?�����ڴ��붥ͷ�����
                        try{
                            me.selection.getRange().moveToAddress(bakAddress).select();
                        }catch(e){}

                    }
                }
                this.fireEvent('sourcemodechanged', sourceMode);
            },
            queryCommandState: function (){
                return sourceMode|0;
            },
            notNeedUndo : 1
        };
        var oldQueryCommandState = me.queryCommandState;

        me.queryCommandState = function (cmdName){
            cmdName = cmdName.toLowerCase();
            if (sourceMode) {
                //Դ��ģʽ�¿��Կ���������
                return cmdName in {
                    'source' : 1,
                    'fullscreen' : 1
                } ? 1 : -1
            }
            return oldQueryCommandState.apply(this, arguments);
        };

        if(opt.sourceEditor == "codemirror"){

            me.addListener("ready",function(){
                utils.loadFile(document,{
                    src : opt.codeMirrorJsUrl || opt.UEDITOR_HOME_URL + "third-party/codemirror/codemirror.js",
                    tag : "script",
                    type : "text/javascript",
                    defer : "defer"
                },function(){
                    if(opt.sourceEditorFirst){
                        setTimeout(function(){
                            me.execCommand("source");
                        },0);
                    }
                });
                utils.loadFile(document,{
                    tag : "link",
                    rel : "stylesheet",
                    type : "text/css",
                    href : opt.codeMirrorCssUrl || opt.UEDITOR_HOME_URL + "third-party/codemirror/codemirror.css"
                });

            });
        }

    };

})();
///import core
///import plugins/undo.js
///commands ���ûس���ǩp��br
///commandsName  EnterKey
///commandsTitle  ���ûس���ǩp��br
/**
 * @description ����س�
 * @author zhanyi
 */
UE.plugins['enterkey'] = function() {
    var hTag,
        me = this,
        tag = me.options.enterTag;
    me.addListener('keyup', function(type, evt) {

        var keyCode = evt.keyCode || evt.which;
        if (keyCode == 13) {
            var range = me.selection.getRange(),
                start = range.startContainer,
                doSave;

            //������h1-h6��߻س�����Ƕ��p������
            if (!browser.ie) {

                if (/h\d/i.test(hTag)) {
                    if (browser.gecko) {
                        var h = domUtils.findParentByTagName(start, [ 'h1', 'h2', 'h3', 'h4', 'h5', 'h6','blockquote','caption','table'], true);
                        if (!h) {
                            me.document.execCommand('formatBlock', false, '<p>');
                            doSave = 1;
                        }
                    } else {
                        //chrome remove div
                        if (start.nodeType == 1) {
                            var tmp = me.document.createTextNode(''),div;
                            range.insertNode(tmp);
                            div = domUtils.findParentByTagName(tmp, 'div', true);
                            if (div) {
                                var p = me.document.createElement('p');
                                while (div.firstChild) {
                                    p.appendChild(div.firstChild);
                                }
                                div.parentNode.insertBefore(p, div);
                                domUtils.remove(div);
                                range.setStartBefore(tmp).setCursor();
                                doSave = 1;
                            }
                            domUtils.remove(tmp);

                        }
                    }

                    if (me.undoManger && doSave) {
                        me.undoManger.save();
                    }
                }
                //û��վλ�����ֶ��е�����
                browser.opera &&  range.select();
            }
//            if(browser.ie){
//                range = me.selection.getRange();
//                start = range.startContainer;
//                while(start){
//                    if(start.nodeType == 1 && start.tagName == 'P'){
//                        break;
//                    }
//                    start = start.parentNode;
//                }
//                if(start && domUtils.isEmptyBlock(start)){
//                    start.innerHTML = '&nbsp;';
//                    var rng = me.selection.getRange();
//                    rng.setStart(start,0).setCursor(false,true);
//                }
//            }


            setTimeout(function() {
                me.selection.getRange().scrollToView(me.autoHeightEnabled, me.autoHeightEnabled ? domUtils.getXY(me.iframe).y : 0);
            }, 50);

        }
    });

    me.addListener('keydown', function(type, evt) {
        var keyCode = evt.keyCode || evt.which;
        if (keyCode == 13) {//�س�
            if (me.undoManger) {
                me.undoManger.save();
            }
            hTag = '';


            var range = me.selection.getRange();

            if (!range.collapsed) {
                //��td����ɾ
                var start = range.startContainer,
                    end = range.endContainer,
                    startTd = domUtils.findParentByTagName(start, 'td', true),
                    endTd = domUtils.findParentByTagName(end, 'td', true);
                if (startTd && endTd && startTd !== endTd || !startTd && endTd || startTd && !endTd) {
                    evt.preventDefault ? evt.preventDefault() : ( evt.returnValue = false);
                    return;
                }
            }
            if (tag == 'p') {


                if (!browser.ie) {

                    start = domUtils.findParentByTagName(range.startContainer, ['ol','ul','p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6','blockquote','caption'], true);

                    //opera��ִ��formatblock����table�ĳ����������⣬�س���operaԭ��֧�ֺܺã�������ʱ��operaȥ���������ԭ���command
                    //trace:2431
                    if (!start && !browser.opera) {

                        me.document.execCommand('formatBlock', false, '<p>');

                        if (browser.gecko) {
                            range = me.selection.getRange();
                            start = domUtils.findParentByTagName(range.startContainer, 'p', true);
                            start && domUtils.removeDirtyAttr(start);
                        }


                    } else {
                        hTag = start.tagName;
                        start.tagName.toLowerCase() == 'p' && browser.gecko && domUtils.removeDirtyAttr(start);
                    }

                }

            } else {
                evt.preventDefault ? evt.preventDefault() : ( evt.returnValue = false);

                if (!range.collapsed) {
                    range.deleteContents();
                    start = range.startContainer;
                    if (start.nodeType == 1 && (start = start.childNodes[range.startOffset])) {
                        while (start.nodeType == 1) {
                            if (dtd.$empty[start.tagName]) {
                                range.setStartBefore(start).setCursor();
                                if (me.undoManger) {
                                    me.undoManger.save();
                                }
                                return false;
                            }
                            if (!start.firstChild) {
                                var br = range.document.createElement('br');
                                start.appendChild(br);
                                range.setStart(start, 0).setCursor();
                                if (me.undoManger) {
                                    me.undoManger.save();
                                }
                                return false;
                            }
                            start = start.firstChild;
                        }
                        if (start === range.startContainer.childNodes[range.startOffset]) {
                            br = range.document.createElement('br');
                            range.insertNode(br).setCursor();

                        } else {
                            range.setStart(start, 0).setCursor();
                        }


                    } else {
                        br = range.document.createElement('br');
                        range.insertNode(br).setStartAfter(br).setCursor();
                    }


                } else {
                    br = range.document.createElement('br');
                    range.insertNode(br);
                    var parent = br.parentNode;
                    if (parent.lastChild === br) {
                        br.parentNode.insertBefore(br.cloneNode(true), br);
                        range.setStartBefore(br);
                    } else {
                        range.setStartAfter(br);
                    }
                    range.setCursor();

                }

            }

        }
    });
};

/*
 *   ���������ļ���������
 */
UE.plugins['keystrokes'] = function() {
    var me = this;

    me.addListener('keydown', function(type, evt) {
        var keyCode = evt.keyCode || evt.which,
            rng = me.selection.getRange();

        //����ȫѡ�����
        if(!rng.collapsed && !(evt.ctrlKey || evt.metaKey || evt.shiftKey || evt.altKey || keyCode == 9 )){

            var tmpNode = rng.startContainer;
            if(domUtils.isFillChar(tmpNode)){
                rng.setStartBefore(tmpNode)
            }
            tmpNode = rng.endContainer;
            if(domUtils.isFillChar(tmpNode)){
                rng.setEndAfter(tmpNode)
            }
            rng.txtToElmBoundary();
            //����߽���ܷŵ���br��ǰ�ߣ�Ҫ��br�����
            // x[xxx]<br/>
            if(rng.endContainer && rng.endContainer.nodeType == 1){
                tmpNode = rng.endContainer.childNodes[rng.endOffset];
                if(tmpNode && domUtils.isBr(tmpNode)){
                    rng.setEndAfter(tmpNode);
                }
            }
            if(rng.startOffset == 0){
                tmpNode = rng.startContainer;
                if(domUtils.isBoundaryNode(tmpNode,'firstChild') ){
                    tmpNode = rng.endContainer;
                    if(rng.endOffset == (tmpNode.nodeType == 3 ? tmpNode.nodeValue.length : tmpNode.childNodes.length) && domUtils.isBoundaryNode(tmpNode,'lastChild')){
                        me.fireEvent('saveScene');
                        me.body.innerHTML = '<p>'+(browser.ie ? '' : '<br/>')+'</p>';
                        rng.setStart(me.body.firstChild,0).setCursor(false,true);
                        browser.ie && me._selectionChange();
                        domUtils.preventDefault(evt);
                        return;
                    }
                }
            }
        }


        //����backspace/del
        if (keyCode == 8) {//|| keyCode == 46
            var start,end;
            //���ⰴ����ɾ�������Ч������
            if(rng.inFillChar()){
                start = rng.startContainer;
                rng.setStartBefore(start).shrinkBoundary(true).collapse(true);
                if(domUtils.isFillChar(start)){
                    domUtils.remove(start)
                }else{
                    start.nodeValue = start.nodeValue.replace(new RegExp('^' + domUtils.fillChar ),'');
                }
            }

            //���ѡ��controlԪ�ز���ɾ�������
            if (start = rng.getClosedNode()) {
                me.fireEvent('saveScene');
                rng.setStartBefore(start);
                domUtils.remove(start);
                rng.setCursor();
                me.fireEvent('saveScene');
                domUtils.preventDefault(evt);
                return;
            }
            //��ֹ��table�ϵ�ɾ��
            if (!browser.ie) {
                start = domUtils.findParentByTagName(rng.startContainer, 'table', true);
                end = domUtils.findParentByTagName(rng.endContainer, 'table', true);
                if (start && !end || !start && end || start !== end) {
                    evt.preventDefault();
                    return;
                }
            }
        }
        //����tab����߼�
        if (keyCode == 9) {
            //���������±�ǩ
            var excludeTagNameForTabKey = {
                'ol' : 1,
                'ul' : 1,
                'table':1
            };
            //����������tab�����¼�
            if(me.fireEvent('tabkeydown')){
                domUtils.preventDefault(evt);
                return;
            }
            range = me.selection.getRange();
            me.fireEvent('saveScene');
            for (var i = 0,txt = '',tabSize = me.options.tabSize|| 4,tabNode =  me.options.tabNode || '&nbsp;'; i < tabSize; i++) {
                txt += tabNode;
            }
            var span = me.document.createElement('span');
            span.innerHTML = txt + domUtils.fillChar;
            if (range.collapsed) {
                range.insertNode(span.cloneNode(true).firstChild).setCursor(true);
            } else {
                //��ͨ�����
                start = domUtils.findParent(range.startContainer, filterFn);
                end = domUtils.findParent(range.endContainer, filterFn);
                if (start && end && start === end) {
                    range.deleteContents();
                    range.insertNode(span.cloneNode(true).firstChild).setCursor(true);
                } else {
                    var bookmark = range.createBookmark(),
                        filterFn = function(node) {
                            return domUtils.isBlockElm(node) && !excludeTagNameForTabKey[node.tagName.toLowerCase()]

                        };
                    range.enlarge(true);
                    var bookmark2 = range.createBookmark(),
                        current = domUtils.getNextDomNode(bookmark2.start, false, filterFn);
                    while (current && !(domUtils.getPosition(current, bookmark2.end) & domUtils.POSITION_FOLLOWING)) {
                        current.insertBefore(span.cloneNode(true).firstChild, current.firstChild);
                        current = domUtils.getNextDomNode(current, false, filterFn);
                    }
                    range.moveToBookmark(bookmark2).moveToBookmark(bookmark).select();
                }
            }
            domUtils.preventDefault(evt)
        }
        //trace:1634
        //ff��del���������յ�ʱ��Ҳ��ɾ��
        if(browser.gecko && keyCode == 46){
            range = me.selection.getRange();
            if(range.collapsed){
                start = range.startContainer;
                if(domUtils.isEmptyBlock(start)){
                    var parent = start.parentNode;
                    while(domUtils.getChildCount(parent) == 1 && !domUtils.isBody(parent)){
                        start = parent;
                        parent = parent.parentNode;
                    }
                    if(start === parent.lastChild)
                        evt.preventDefault();
                    return;
                }
            }
        }
    });
    me.addListener('keyup', function(type, evt) {
        var keyCode = evt.keyCode || evt.which,
            rng;
        if(keyCode == 8){
            rng = me.selection.getRange();
            //���?ɾ��bodyʱ��Ҫ���¸�p��ǩչλ
            if(rng.collapsed && domUtils.isBody(rng.startContainer)){
                var tmpNode = domUtils.createElement(me.document,'p',{
                    'innerHTML' : browser.ie ? domUtils.fillChar : '<br/>'
                });
                rng.insertNode(tmpNode).setStart(tmpNode,0).setCursor(false,true);
            }
//            //chrome�����ɾ����inline��ǩ����������м��䣬���������ֻ��ǻ����ϸղ�ɾ��ı�ǩ������������ѡһ�ξͲ�����
            if(browser.chrome && rng.collapsed && rng.startContainer.nodeType == 1 && domUtils.isEmptyBlock(rng.startContainer)){
                rng.select(true);
            }
        }
    })
};
///import core
///commands �޸�chrome��ͼƬ���ܵ��������
///commandsName  FixImgClick
///commandsTitle  �޸�chrome��ͼƬ���ܵ��������
//�޸�chrome��ͼƬ���ܵ��������
//todo ���ԸĴ�С
UE.plugins['fiximgclick'] = function() {
    var me = this;
    if ( browser.webkit ) {
        me.addListener( 'click', function( type, e ) {
            if ( e.target.tagName == 'IMG' ) {
                var range = new dom.Range( me.document );
                range.selectNode( e.target ).select();

            }
        } );
    }
};
///import core
///commands Ϊ��ie������Զ����a��ǩ
///commandsName  AutoLink
///commandsTitle  �Զ���������
/**
 * @description Ϊ��ie������Զ����a��ǩ
 * @author zhanyi
 */
    UE.plugins['autolink'] = function() {
        var cont = 0;
        if (browser.ie) {
            return;
        }
        var me = this;
        me.addListener('reset',function(){
           cont = 0;
        });
        me.addListener('keydown', function(type, evt) {
            var keyCode = evt.keyCode || evt.which;

            if (keyCode == 32 || keyCode == 13) {

                var sel = me.selection.getNative(),
                    range = sel.getRangeAt(0).cloneRange(),
                    offset,
                    charCode;

                var start = range.startContainer;
                while (start.nodeType == 1 && range.startOffset > 0) {
                    start = range.startContainer.childNodes[range.startOffset - 1];
                    if (!start){
                        break;
                    }
                    range.setStart(start, start.nodeType == 1 ? start.childNodes.length : start.nodeValue.length);
                    range.collapse(true);
                    start = range.startContainer;
                }

                do{
                    if (range.startOffset == 0) {
                        start = range.startContainer.previousSibling;

                        while (start && start.nodeType == 1) {
                            start = start.lastChild;
                        }
                        if (!start || domUtils.isFillChar(start)){
                            break;
                        }
                        offset = start.nodeValue.length;
                    } else {
                        start = range.startContainer;
                        offset = range.startOffset;
                    }
                    range.setStart(start, offset - 1);
                    charCode = range.toString().charCodeAt(0);
                } while (charCode != 160 && charCode != 32);

                if (range.toString().replace(new RegExp(domUtils.fillChar, 'g'), '').match(/(?:https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.)/i)) {
                    while(range.toString().length){
                        if(/^(?:https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.)/i.test(range.toString())){
                            break;
                        }
                        try{
                            range.setStart(range.startContainer,range.startOffset+1);
                        }catch(e){
                            //trace:2121
                            var start = range.startContainer;
                            while(!(next = start.nextSibling)){
                                if(domUtils.isBody(start)){
                                    return;
                                }
                                start = start.parentNode;

                            }
                            range.setStart(next,0);

                        }

                    }
                    //range�Ŀ�ʼ�߽��Ѿ���a��ǩ��Ĳ��ٴ���
                    if(domUtils.findParentByTagName(range.startContainer,'a',true)){
                        return;
                    }
                    var a = me.document.createElement('a'),text = me.document.createTextNode(' '),href;

                    me.undoManger && me.undoManger.save();
                    a.appendChild(range.extractContents());
                    a.href = a.innerHTML = a.innerHTML.replace(/<[^>]+>/g,'');
                    href = a.getAttribute("href").replace(new RegExp(domUtils.fillChar,'g'),'');
                    href = /^(?:https?:\/\/)/ig.test(href) ? href : "http://"+ href;
                    a.setAttribute('data_ue_src',utils.html(href));
                    a.href = utils.html(href);

                    range.insertNode(a);
                    a.parentNode.insertBefore(text, a.nextSibling);
                    range.setStart(text, 0);
                    range.collapse(true);
                    sel.removeAllRanges();
                    sel.addRange(range);
                    me.undoManger && me.undoManger.save();
                }
            }
        });
    };

///import core
///commands ���������ݳ���༭���߶�ʱ���༭���Զ�����
///commandsName  AutoHeight,autoHeightEnabled
///commandsTitle  �Զ�����
/**
 * @description �Զ���չ
 * @author zhanyi
 */
UE.plugins['autoheight'] = function () {
    var me = this;
    //�ṩ���أ��������Ҳ���Թر�
    me.autoHeightEnabled = me.options.autoHeightEnabled !== false;
    if (!me.autoHeightEnabled) {
        return;
    }

    var bakOverflow,
        span, tmpNode,
        lastHeight = 0,
        options = me.options,
        currentHeight,
        timer;

    function adjustHeight() {
        var me = this;
        clearTimeout(timer);
        if(isFullscreen)return;
        timer = setTimeout(function () {

            if (me.queryCommandState && me.queryCommandState('source') != 1) {
                if (!span) {
                    span = me.document.createElement('span');
                    //trace:1764
                    span.style.cssText = 'display:block;width:0;margin:0;padding:0;border:0;clear:both;';
                    span.innerHTML = '.';
                }
                tmpNode = span.cloneNode(true);
                me.body.appendChild(tmpNode);

                currentHeight = Math.max(domUtils.getXY(tmpNode).y + tmpNode.offsetHeight,Math.max(options.minFrameHeight, options.initialFrameHeight));

                if (currentHeight != lastHeight) {

                    me.setHeight(currentHeight);

                    lastHeight = currentHeight;
                }

                domUtils.remove(tmpNode);

            }
        }, 50);
    }
    var isFullscreen;
    me.addListener('fullscreenchanged',function(cmd,f){
        isFullscreen = f
    });
    me.addListener('destroy', function () {
        me.removeListener('contentchange', adjustHeight);
        me.removeListener('afterinserthtml',adjustHeight);
        me.removeListener('keyup', adjustHeight);
        me.removeListener('mouseup', adjustHeight);
    });
    me.enableAutoHeight = function () {
        if (!me.autoHeightEnabled) {
            return;
        }
        var doc = me.document;
        me.autoHeightEnabled = true;
        bakOverflow = doc.body.style.overflowY;
        doc.body.style.overflowY = 'hidden';
        me.addListener('contentchange', adjustHeight);
        me.addListener('afterinserthtml',adjustHeight)
        me.addListener('keyup', adjustHeight);
        me.addListener('mouseup', adjustHeight);
        //ff�����¼���ò���
        setTimeout(function () {
            adjustHeight.call(this);
        }, browser.gecko ? 100 : 0);
        me.fireEvent('autoheightchanged', me.autoHeightEnabled);
    };
    me.disableAutoHeight = function () {

        me.body.style.overflowY = bakOverflow || '';

        me.removeListener('contentchange', adjustHeight);
        me.removeListener('keyup', adjustHeight);
        me.removeListener('mouseup', adjustHeight);
        me.autoHeightEnabled = false;
        me.fireEvent('autoheightchanged', me.autoHeightEnabled);
    };
    me.addListener('ready', function () {
        me.enableAutoHeight();
        //trace:1764
        var timer;
        domUtils.on(browser.ie ? me.body : me.document, browser.webkit ? 'dragover' : 'drop', function () {
            clearTimeout(timer);
            timer = setTimeout(function () {
                adjustHeight.call(this);
            }, 100);

        });
    });


};


///import core
///commands �����
///commandsName  AutoFloat,autoFloatEnabled
///commandsTitle  �����
/*
 *  modified by chengchao01
 *
 *  ע�⣺ ����˹��ܺ���IE6�»Ὣbody�ı���ͼƬ���ǵ���
 */
    UE.plugins['autofloat'] = function() {
        var me = this,
                lang = me.getLang();
        me.setOpt({
            topOffset:0
        });
        var optsAutoFloatEnabled = me.options.autoFloatEnabled !== false,
        topOffset = me.options.topOffset;


        //���̶�toolbar��λ�ã���ֱ���˳�
        if(!optsAutoFloatEnabled){
            return;
        }
        var uiUtils = UE.ui.uiUtils,
       		LteIE6 = browser.ie && browser.version <= 6,
            quirks = browser.quirks;

        function checkHasUI(editor){
           if(!editor.ui){
              alert(lang.autofloatMsg);
               return 0;
           }
           return 1;
       }
        function fixIE6FixedPos(){
            var docStyle = document.body.style;
           docStyle.backgroundImage = 'url("about:blank")';
           docStyle.backgroundAttachment = 'fixed';
        }
		var	bakCssText,
			placeHolder = document.createElement('div'),
            toolbarBox,orgTop,
            getPosition,
            flag =true;   //ie7ģʽ����Ҫƫ��
		function setFloating(){
			var toobarBoxPos = domUtils.getXY(toolbarBox),
				origalFloat = domUtils.getComputedStyle(toolbarBox,'position'),
                origalLeft = domUtils.getComputedStyle(toolbarBox,'left');
			toolbarBox.style.width = toolbarBox.offsetWidth + 'px';
            toolbarBox.style.zIndex = me.options.zIndex * 1 + 1;
			toolbarBox.parentNode.insertBefore(placeHolder, toolbarBox);
			if (LteIE6 || (quirks && browser.ie)) {
                if(toolbarBox.style.position != 'absolute'){
                    toolbarBox.style.position = 'absolute';
                }
                toolbarBox.style.top = (document.body.scrollTop||document.documentElement.scrollTop) - orgTop + topOffset  + 'px';
			} else {
                if (browser.ie7Compat && flag) {
                    flag = false;
                    toolbarBox.style.left =  domUtils.getXY(toolbarBox).x - document.documentElement.getBoundingClientRect().left+2  + 'px';
                }
                if(toolbarBox.style.position != 'fixed'){
                    toolbarBox.style.position = 'fixed';
                    toolbarBox.style.top = topOffset +"px";
                    ((origalFloat == 'absolute' || origalFloat == 'relative') && parseFloat(origalLeft)) && (toolbarBox.style.left = toobarBoxPos.x + 'px');
                }
			}
		}
		function unsetFloating(){
            flag = true;
            if(placeHolder.parentNode){
                placeHolder.parentNode.removeChild(placeHolder);
            }
			toolbarBox.style.cssText = bakCssText;
		}

        function updateFloating(){
            var rect3 = getPosition(me.container);
            if (rect3.top < 0 && rect3.bottom - toolbarBox.offsetHeight > 0) {
                setFloating();
            }else{
                unsetFloating();
            }
        }
        var defer_updateFloating = utils.defer(function(){
            updateFloating();
        },browser.ie ? 200 : 100,true);

        me.addListener('destroy',function(){
            domUtils.un(window, ['scroll','resize'], updateFloating);
            me.removeListener('keydown', defer_updateFloating);
        });

        me.addListener('ready', function(){
            if(checkHasUI(me)){

                getPosition = uiUtils.getClientRect;
                toolbarBox = me.ui.getDom('toolbarbox');
                orgTop = getPosition(toolbarBox).top;
                bakCssText = toolbarBox.style.cssText;
                placeHolder.style.height = toolbarBox.offsetHeight + 'px';
                if(LteIE6){
                    fixIE6FixedPos();
                }
                domUtils.on(window, ['scroll','resize'], updateFloating);
                me.addListener('keydown', defer_updateFloating);

                me.addListener('beforefullscreenchange', function (t, enabled){
                    if (enabled) {
                        unsetFloating();
                    }
                });
                me.addListener('fullscreenchanged', function (t, enabled){
                    if (!enabled) {
                        updateFloating();
                    }
                });
                me.addListener('sourcemodechanged', function (t, enabled){
                    setTimeout(function (){
                        updateFloating();
                    },0);
                });
                me.addListener("clearDoc",function(){
                    setTimeout(function(){
                        updateFloating();
                    },0);

                })
            }
        });
	};

///import core
///import plugins/inserthtml.js
///commands �������
///commandsName  HighlightCode
///commandsTitle  �������
///commandsDialog  dialogs\highlightcode
UE.plugins['highlightcode'] = function() {
    var me = this;
    if(!/highlightcode/i.test(me.options.toolbars.join(''))){
        return;
    }

    me.commands['highlightcode'] = {
        execCommand: function (cmdName, code, syntax) {
            var range = this.selection.getRange(),
                start = domUtils.findParentByTagName(range.startContainer, 'table', true),
                end = domUtils.findParentByTagName(range.endContainer, 'table', true);
            if(start && end && start === end && domUtils.hasClass(start,'syntaxhighlighter')){
                if(start.nextSibling){
                    range.setStart(start.nextSibling,0)
                }else{
                    if(start.previousSibling){
                        range.setStartAtLast(start.previousSibling)
                    }else{
                        var p = me.document.createElement('p');
                        domUtils.fillNode(me.document,p);
                        start.parentNode.insertBefore(p,start);
                        range.setStart(p,0)
                    }
                }
                range.setCursor(false,true);
                domUtils.remove(start);
            }
            if(code && syntax){
                me.execCommand('inserthtml','<pre id="highlightcode_id" class="brush: '+syntax+';toolbar:false;">'+utils.unhtml(code)+'</pre>',true);
                var pre = me.document.getElementById('highlightcode_id');
                if(pre){
                    domUtils.removeAttributes(pre,'id');
                    me.window.SyntaxHighlighter.highlight(pre);
                }
            }

        },
        queryCommandState: function(){
            return queryHighlight.call(this);
        }
    };

    function queryHighlight(){
        try{
            var range = this.selection.getRange(),start,end;
            range.adjustmentBoundary();
            start = domUtils.findParent(range.startContainer,function(node){
                return node.nodeType == 1 && node.tagName == 'TABLE' && domUtils.hasClass(node,'syntaxhighlighter');
            },true);
            end = domUtils.findParent(range.endContainer,function(node){
                return node.nodeType == 1 && node.tagName == 'TABLE' && domUtils.hasClass(node,'syntaxhighlighter');
            },true);
            return start && end && start == end  ? 1 : 0;
        }catch(e){
            return 0;
        }
    }

    //����Ҫ�ж�highlight��command�б�
    me.notNeedHighlightQuery ={
        help:1,
        undo:1,
        redo:1,
        source:1,
        print:1,
        searchreplace:1,
        fullscreen:1,
        preview:1,
        insertparagraph:1,
        elementpath:1,
        highlightcode:1
    };
    //��queyCommamndState����
    var orgQuery = me.queryCommandState;
    me.queryCommandState = function(cmd){
        if(!me.notNeedHighlightQuery[cmd.toLowerCase()] && queryHighlight.call(this) == 1){
            return -1;
        }
        return orgQuery.apply(this,arguments)
    };

    me.addListener('beforeselectionchange afterselectionchange',function(type){
        me.highlight = /^b/.test(type) ? me.queryCommandState('highlightcode') : 0;
    });


    me.addListener("ready",function(){
        //�����ظ����ظ����ļ�
        if(typeof me.XRegExp == "undefined"){
            utils.loadFile(me.document,{
                id : "syntaxhighlighter_js",
                src : me.options.highlightJsUrl || me.options.UEDITOR_HOME_URL + "third-party/SyntaxHighlighter/shCore.js",
                tag : "script",
                type : "text/javascript",
                defer : "defer"
            },function(){
                changePre.call(me);
            });
        }
        if(!me.document.getElementById("syntaxhighlighter_css")){
            utils.loadFile(me.document,{
                id : "syntaxhighlighter_css",
                tag : "link",
                rel : "stylesheet",
                type : "text/css",
                href : me.options.highlightCssUrl ||me.options.UEDITOR_HOME_URL + "third-party/SyntaxHighlighter/shCoreDefault.css"
            });
        }

    });
    me.addListener("beforegetcontent beforegetscene",function(){
        utils.each(domUtils.getElementsByTagName(me.body,'table','syntaxhighlighter'),function(di){
            var str = [],parentCode = '';
            utils.each(di.getElementsByTagName('code'),function(ci){
                if(parentCode !== ci.parentNode){
                    parentCode = ci.parentNode;
                    //ȥ�����ҿո����ie�Ĳ��ܻ��˵�����
                    str.push(utils.trim(parentCode[browser.ie?'innerText':'textContent']))
                }

            });
            var pre = domUtils.createElement(me.document,'pre',{
                'class' : 'brush: '+di.className.replace(/\s+/g,' ').split(' ')[1]+';toolbar:false;'
            });
            pre.appendChild(me.document.createTextNode(str.join('\n')));
            di.parentNode.replaceChild(pre,di);
        });
    });
    me.addListener("aftergetcontent aftersetcontent aftergetscene",changePre);


    //����table������ڴ��������Ӱ��
    me.addListener('excludetable excludeNodeinautotype',function (cmd,target){
        if(target && domUtils.findParent(target,function(node){
            return domUtils.hasClass(node,'syntaxhighlighter');
        },true)){
            return true;
        }
    });

    function changePre(){
        var me = this;
        if(!me.window||!me.window.SyntaxHighlighter)return;
        utils.each(domUtils.getElementsByTagName(me.document,"pre"),function(pi){
            if(domUtils.hasClass(pi,'brush')){
                me.window.SyntaxHighlighter.highlight(pi);
            }
        });
    }

    me.addListener('getAllHtml',function(type,headHtml){
        var coreHtml = '';
        for(var i= 0,ci,divs=domUtils.getElementsByTagName(me.document,'table');ci=divs[i++];){
            if(domUtils.hasClass(ci,'syntaxhighlighter')){
                coreHtml = '<script type="text/javascript">window.onload = function(){SyntaxHighlighter.highlight();' +
                    'setTimeout(function(){ '+
                     "   var tables = document.getElementsByTagName('table');"+
                     "   for(var t= 0,ti;ti=tables[t++];){"+
                     "       if(/SyntaxHighlighter/i.test(ti.className)){"+
                     "           var tds = ti.getElementsByTagName('td');"+
                     "           for(var i=0,li,ri;li=tds[0].childNodes[i];i++){"+
                     "               ri = tds[1].firstChild.childNodes[i];"+
                     "               if(ri){"+
                     "                  ri.style.height = li.style.height = ri.offsetHeight + 'px';"+
                     "               }"+
                     "           }"+
                     "       }"+
                     "   }"+
                    '},100)' +
                    '}</script>'
                break;
            }
        }
        if(!coreHtml){
            var tmpNode;
            if(tmpNode = me.document.getElementById('syntaxhighlighter_css')){
                domUtils.remove(tmpNode)
            }
            if(tmpNode = me.document.getElementById('syntaxhighlighter_js')){
                domUtils.remove(tmpNode)

            }
        }
        coreHtml && headHtml.push(coreHtml)
    });

};

///import core
///commands ���ƹ��˹���
///commandsName  Serialize
///commandsTitle  ���ƹ��˹���
UE.plugins['serialize'] = function () {
    var ie = browser.ie,
        version = browser.version;

    function ptToPx(value){
        return /pt/.test(value) ? value.replace( /([\d.]+)pt/g, function( str ) {
            return  Math.round(parseFloat(str) * 96 / 72) + "px";
        } ) : value;
    }
    var me = this, autoClearEmptyNode = me.options.autoClearEmptyNode,
        EMPTY_TAG = dtd.$empty,
        parseHTML = function () {
            //�ɵ�<a> ����ÿո񣬱���</a>  ����Ŀո�
            var RE_PART = /<(?:(?:\/([^>]+)>)|(?:!--([\S|\s]*?)-->)|(?:([^\s\/>]+)\s*((?:(?:"[^"]*")|(?:'[^']*')|[^"'<>])*)\/?>))/g,
                RE_ATTR = /([\w\-:.]+)(?:(?:\s*=\s*(?:(?:"([^"]*)")|(?:'([^']*)')|([^\s>]+)))|(?=\s|$))/g,
                EMPTY_ATTR = {checked:1,compact:1,declare:1,defer:1,disabled:1,ismap:1,multiple:1,nohref:1,noresize:1,noshade:1,nowrap:1,readonly:1,selected:1},
                CDATA_TAG = {script:1,style: 1},
                NEED_PARENT_TAG = {
                    "li": { "$": 'ul', "ul": 1, "ol": 1 },
                    "dd": { "$": "dl", "dl": 1 },
                    "dt": { "$": "dl", "dl": 1 },
                    "option": { "$": "select", "select": 1 },
                    "td": { "$": "tr", "tr": 1 },
                    "th": { "$": "tr", "tr": 1 },
                    "tr": { "$": "tbody", "tbody": 1, "thead": 1, "tfoot": 1, "table": 1 },
                    "tbody": { "$": "table", 'table':1,"colgroup": 1 },
                    "thead": { "$": "table", "table": 1 },
                    "tfoot": { "$": "table", "table": 1 },
                    "col": { "$": "colgroup","colgroup":1 }
                };
            var NEED_CHILD_TAG = {
                "table": "td", "tbody": "td", "thead": "td", "tfoot": "td", //"tr": "td",
                "colgroup": "col",
                "ul": "li", "ol": "li",
                "dl": "dd",
                "select": "option"
            };

            function parse( html, callbacks ) {

                var match,
                    nextIndex = 0,
                    tagName,
                    cdata;
                RE_PART.exec( "" );
                while ( (match = RE_PART.exec( html )) ) {

                    var tagIndex = match.index;
                    if ( tagIndex > nextIndex ) {
                        var text = html.slice( nextIndex, tagIndex );
                        if ( cdata ) {
                            cdata.push( text );
                        } else {
                            callbacks.onText( text );
                        }
                    }
                    nextIndex = RE_PART.lastIndex;
                    if ( (tagName = match[1]) ) {
                        tagName = tagName.toLowerCase();
                        if ( cdata && tagName == cdata._tag_name ) {
                            callbacks.onCDATA( cdata.join( '' ) );
                            cdata = null;
                        }
                        if ( !cdata ) {
                            callbacks.onTagClose( tagName );
                            continue;
                        }
                    }
                    if ( cdata ) {
                        cdata.push( match[0] );
                        continue;
                    }
                    if ( (tagName = match[3]) ) {
                        if ( /="/.test( tagName ) ) {
                            continue;
                        }
                        tagName = tagName.toLowerCase();
                        var attrPart = match[4],
                            attrMatch,
                            attrMap = {},
                            selfClosing = attrPart && attrPart.slice( -1 ) == '/';
                        if ( attrPart ) {
                            RE_ATTR.exec( "" );
                            while ( (attrMatch = RE_ATTR.exec( attrPart )) ) {
                                var attrName = attrMatch[1].toLowerCase(),
                                    attrValue = attrMatch[2] || attrMatch[3] || attrMatch[4] || '';
                                if ( !attrValue && EMPTY_ATTR[attrName] ) {
                                    attrValue = attrName;
                                }
                                if ( attrName == 'style' ) {
                                    if ( ie && version <= 6 ) {
                                        attrValue = attrValue.replace( /(?!;)\s*([\w-]+):/g, function ( m, p1 ) {
                                            return p1.toLowerCase() + ':';
                                        } );
                                    }
                                }
                                //û��ֵ�����Բ����
                                if ( attrValue ) {
                                    attrMap[attrName] = attrValue.replace( /:\s*/g, ':' )
                                }

                            }
                        }
                        callbacks.onTagOpen( tagName, attrMap, selfClosing );
                        if ( !cdata && CDATA_TAG[tagName] ) {
                            cdata = [];
                            cdata._tag_name = tagName;
                        }
                        continue;
                    }
                    if ( (tagName = match[2]) ) {
                        callbacks.onComment( tagName );
                    }
                }
                if ( html.length > nextIndex ) {
                    callbacks.onText( html.slice( nextIndex, html.length ) );
                }
            }

            return function ( html, forceDtd ) {

                var fragment = {
                    type: 'fragment',
                    parent: null,
                    children: []
                };
                var currentNode = fragment;

                function addChild( node ) {
                    node.parent = currentNode;
                    currentNode.children.push( node );
                }

                function addElement( element, open ) {
                    var node = element;
                    // �����ṹ����ǩ��ʱ��
                    if ( NEED_PARENT_TAG[node.tag] ) {
                        // �������������ʱ��, ����֮ǰ�ı�ǩ
                        // e.g. <table><tr><td>12312`<tr>`4566
                        while ( NEED_PARENT_TAG[currentNode.tag] && NEED_PARENT_TAG[currentNode.tag][node.tag] ) {
                            currentNode = currentNode.parent;
                        }
                        // ���ǰһ����ǩ�������ǩ��ͬһ��, ����֮ǰ�ı�ǩ
                        // e.g. <ul><li>123<li>
                        if ( currentNode.tag == node.tag ) {
                            currentNode = currentNode.parent;
                        }
                        // ���ϲ��븸��ǩ
                        while ( NEED_PARENT_TAG[node.tag] ) {
                            if ( NEED_PARENT_TAG[node.tag][currentNode.tag] ) break;
                            node = node.parent = {
                                type: 'element',
                                tag: NEED_PARENT_TAG[node.tag]['$'],
                                attributes: {},
                                children: [node]
                            };
                        }
                    }
                    if ( forceDtd ) {
                        // ������������ǩ���ܷ���ǰһ����ǩ�ڲ��������ǰһ����ǩ,span��������
                        while ( dtd[node.tag] && !(currentNode.tag == 'span' ? utils.extend( dtd['strong'], {'a':1,'A':1} ) : (dtd[currentNode.tag] || dtd['div']))[node.tag] ) {
                            if ( tagEnd( currentNode ) ) continue;
                            if ( !currentNode.parent ) break;
                            currentNode = currentNode.parent;
                        }
                    }
                    node.parent = currentNode;
                    currentNode.children.push( node );
                    if ( open ) {
                        currentNode = element;
                    }
                    if ( element.attributes.style ) {
                        element.attributes.style = element.attributes.style.toLowerCase();
                    }
                    return element;
                }

                // ����һ����ǩ��ʱ����Ҫ�ж�һ�����Ƿ�ȱ���ӱ�ǩ
                // e.g. <table></table>
                function tagEnd( node ) {
                    var needTag;
                    if ( !node.children.length && (needTag = NEED_CHILD_TAG[node.tag]) ) {
                        addElement( {
                            type: 'element',
                            tag: needTag,
                            attributes: {},
                            children: []
                        }, true );
                        return true;
                    }
                    return false;
                }

                parse( html, {
                    onText: function ( text ) {

                        while ( !(dtd[currentNode.tag] || dtd['div'])['#'] ) {
                            //�ڵ�֮��Ŀհײ��ܵ����ڵ㴦��
//                                if(/^[ \t\r\n]+$/.test( text )){
//                                    return;
//                                }
                            if ( tagEnd( currentNode ) ) continue;
                            currentNode = currentNode.parent;
                        }
                        //if(/^[ \t\n\r]*/.test(text))
                        addChild( {
                            type: 'text',
                            data: text
                        } );

                    },
                    onComment: function ( text ) {
                        addChild( {
                            type: 'comment',
                            data: text
                        } );
                    },
                    onCDATA: function ( text ) {
                        while ( !(dtd[currentNode.tag] || dtd['div'])['#'] ) {
                            if ( tagEnd( currentNode ) ) continue;
                            currentNode = currentNode.parent;
                        }
                        addChild( {
                            type: 'cdata',
                            data: text
                        } );
                    },
                    onTagOpen: function ( tag, attrs, closed ) {
                        closed = closed || EMPTY_TAG[tag] ;
                        addElement( {
                            type: 'element',
                            tag: tag,
                            attributes: attrs,
                            closed: closed,
                            children: []
                        }, !closed );
                    },
                    onTagClose: function ( tag ) {
                        var node = currentNode;
                        // ������ƥ��ı�ǩ, ���ﲻ����dtd���������ΪtagOpen��ʱ���Ѿ��������, ���ﲻ������
                        while ( node && tag != node.tag ) {
                            node = node.parent;
                        }
                        if ( node ) {
                            // �ر��м�ı�ǩ
                            for ( var tnode = currentNode; tnode !== node.parent; tnode = tnode.parent ) {
                                tagEnd( tnode );
                            }
                            //ȥ���հ׵�inline�ڵ�
                            //��ҳ��ê�㱣��
                            //|| dtd.$removeEmptyBlock[node.tag])
//                                if ( !node.children.length && dtd.$removeEmpty[node.tag] && !node.attributes.anchorname && node.attributes['class'] != 'pagebreak' && node.tag != 'a') {
//
//                                    node.parent.children.pop();
//                                }
                            currentNode = node.parent;
                        } else {
                            // ���û���ҵ���ʼ��ǩ, �򴴽��±�ǩ
                            // eg. </div> => <div></div>
                            //���������վembed��������������⴦��һ��
                            if ( !(dtd.$removeEmpty[tag] || dtd.$removeEmptyBlock[tag] || tag == 'embed') ) {
                                node = {
                                    type: 'element',
                                    tag: tag,
                                    attributes: {},
                                    children: []
                                };
                                addElement( node, true );
                                tagEnd( node );
                                currentNode = node.parent;
                            }


                        }
                    }
                } );
                // �����������, ֻ�п�ʼ��ǩû�н����ǩ�����, ��Ҫ�رտ�ʼ��ǩ
                // eg. <table>
                while ( currentNode !== fragment ) {
                    tagEnd( currentNode );
                    currentNode = currentNode.parent;
                }
                return fragment;
            };
        }();
    var unhtml1 = function () {
        var map = { '<': '&lt;', '>': '&gt;', '"': '&quot;', "'": '&#39;' };

        function rep( m ) {
            return map[m];
        }

        return function ( str ) {
            str = str + '';
            return str ? str.replace( /[<>"']/g, rep ) : '';
        };
    }();
    var toHTML = function () {
        function printChildren( node, pasteplain ) {
            var children = node.children;

            var buff = [];
            for ( var i = 0,ci; ci = children[i]; i++ ) {

                buff.push( toHTML( ci, pasteplain ) );
            }
            return buff.join( '' );
        }

        function printAttrs( attrs ) {
            var buff = [];
            for ( var k in attrs ) {
                var value = attrs[k];

                if(k == 'style'){

                    //pt==>px
                    value = ptToPx(value);
                    //color rgb ==> hex
                    if(/rgba?\s*\([^)]*\)/.test(value)){
                        value = value.replace( /rgba?\s*\(([^)]*)\)/g, function( str ) {
                            return utils.fixColor('color',str);
                        } )
                    }
                    //���˵����е�white-space,�ڴ��ı��༭����ճ����������ݣ���chrome�л����span��white-space���ԣ����³��ֲ������е����
                    //����������ȥ���������
                    attrs[k] = utils.optCss(value.replace(/windowtext/g,'#000'))
                        .replace(/white-space[^;]+;/g,'');
                    if(!attrs[k]){
                        continue;
                    }
                }

                buff.push( k + '="' + unhtml1( attrs[k] ) + '"' );
            }
            return buff.join( ' ' )
        }

        function printData( node, notTrans ) {
            //trace:1399 ����html����ʱ�ո�ת����Ϊ&nbsp;
            //node.data.replace(/&nbsp;/g,' ') ���pre�еĿո�ͳ��ֵ�&nbsp;�������ڵõ���html�����ж�ת����Ϊ�ո�Ϊ����Դ��ģʽ����ʾΪ�ո����&nbsp;
            return notTrans ? node.data.replace(/&nbsp;/g,' ') : unhtml1( node.data ).replace(/ /g,'&nbsp;');
        }

        //���ı�ģʽ�±�ǩת��
        var transHtml = {
            'li':'p',
            'h1':'p','h2':'p','h3':'p','h4':'p','h5':'p','h6':'p',
            'tr':'p',
            'br':'br',
            'div':'p',
            'p':'p'//trace:1398 ����p��ǩ�Լ�Ҫ����p,����transHtml[tag]��undefined
        };
        var clearTagName ={
            'table':1,
            'tbody':1,
            'ol':1,
            'ul':1,
            'dt':1
        }
        function printElement( node, pasteplain ) {
            if ( node.type == 'element' && !node.children.length && (dtd.$removeEmpty[node.tag]) && node.tag != 'a' && utils.isEmptyObject(node.attributes) && autoClearEmptyNode) {// ê�㱣��
                return html;
            }
            var tag = node.tag;
            if ( pasteplain && tag == 'td' ) {
                if ( !html ) html = '';
                html += printChildren( node, pasteplain ) + '&nbsp;&nbsp;&nbsp;';
            } else {
                var attrs = printAttrs( node.attributes );

                var html = pasteplain && clearTagName[tag] ? '' :
                    '<' + (pasteplain && transHtml[tag] !==undefined? transHtml[tag] : tag) + (attrs ? ' ' + attrs : '') + (EMPTY_TAG[tag] ? ' />' : '>');
                if ( !EMPTY_TAG[tag] ) {
                    //trace:1627 ,2070
                    //p��ǩΪ�գ�����ռλ����ռλ�������ã���&nbsp;����br
                    if( tag == 'p' && !node.children.length){
                        html += browser.ie ? '&nbsp;' : '<br/>';
                    }
                    html += printChildren( node, pasteplain );
                    html +=(pasteplain && clearTagName[tag] ? '' : '</' + (pasteplain && transHtml[tag]!==undefined? transHtml[tag] : tag) + '>');
                }
            }

            return html;
        }

        return function ( node, pasteplain ) {
            if ( node.type == 'fragment' ) {
                return printChildren( node, pasteplain );
            } else if ( node.type == 'element' ) {
                return printElement( node, pasteplain );
            } else if ( node.type == 'text' || node.type == 'cdata' ) {
                return printData( node, dtd.$notTransContent[node.parent.tag] );
            } else if ( node.type == 'comment' ) {
                return '<!--' + node.data + '-->';
            }
            return '';
        };
    }();

    var NODE_NAME_MAP = {
        'text': '#text',
        'comment': '#comment',
        'cdata': '#cdata-section',
        'fragment': '#document-fragment'
    };


    //д��༭��ʱ�����ã�����ת������
    function transNode( node, word_img_flag ) {

        var sizeMap = [0, 10, 12, 16, 18, 24, 32, 48],
            attr,
            indexOf = utils.indexOf;
        switch ( node.tag ) {
            case 'script':
                node.tag = 'div';
                node.attributes._ue_org_tagName = 'script';
                node.attributes._ue_div_script = 1;
                node.attributes._ue_script_data = node.children[0] ? encodeURIComponent(node.children[0].data)  : '';
                node.attributes._ue_custom_node_ = 1;
                node.children = [];
                break;
            case 'style':
                node.tag = 'div';
                node.attributes._ue_div_style = 1;
                node.attributes._ue_org_tagName = 'style';
                node.attributes._ue_style_data = node.children[0] ? encodeURIComponent(node.children[0].data)  : '';
                node.attributes._ue_custom_node_ = 1;
                node.children = [];
                break;
            case 'img':
                //todo base64��ʱȥ���������Զ��ͼƬ�ϴ��󣬸ɵ����
                if(node.attributes.src && /^data:/.test(node.attributes.src)){
                    return {
                        type : 'fragment',
                        children:[]
                    }
                }
                if ( node.attributes.src && /^(?:file)/.test( node.attributes.src ) ) {
                    if ( !/(gif|bmp|png|jpg|jpeg)$/.test( node.attributes.src ) ) {
                        return {
                            type : 'fragment',
                            children:[]
                        }
                    }
                    node.attributes.word_img = node.attributes.src;
                    node.attributes.src = me.options.UEDITOR_HOME_URL + 'themes/default/images/spacer.gif';
                    var flag = parseInt(node.attributes.width)<128||parseInt(node.attributes.height)<43;
                    node.attributes.style="background:url(" + (flag? me.options.themePath+me.options.theme +"/images/word.gif":me.options.langPath+me.options.lang + "/images/localimage.png")+") no-repeat center center;border:1px solid #ddd";
                    //node.attributes.style = 'width:395px;height:173px;';
                    word_img_flag && (word_img_flag.flag = 1);
                }
                if(browser.ie && browser.version < 7 )
                    node.attributes.orgSrc = node.attributes.src;
                node.attributes.data_ue_src = node.attributes.data_ue_src || node.attributes.src;
                break;
            case 'li':
                var child = node.children[0];

                if ( !child || child.type != 'element' || child.tag != 'p' && dtd.p[child.tag] ) {
                    var tmpPNode = {
                        type: 'element',
                        tag: 'p',
                        attributes: {},

                        parent : node
                    };
                    tmpPNode.children = child ? node.children :[
                        browser.ie ? {
                            type:'text',
                            data:domUtils.fillChar,
                            parent : tmpPNode

                        }:
                        {
                            type : 'element',
                            tag : 'br',
                            attributes:{},
                            closed: true,
                            children: [],
                            parent : tmpPNode
                        }
                    ];
                    node.children =   [tmpPNode];
                }
                break;
            case 'table':
            case 'td':
                optStyle( node );
                break;
            case 'a'://ê�㣬a==>img
                if ( node.attributes['anchorname'] ) {
                    node.tag = 'img';
                    node.attributes = {
                        'class' : 'anchorclass',
                        'anchorname':node.attributes['name']
                    };
                    node.closed = 1;
                }
                node.attributes.href && (node.attributes.data_ue_src = node.attributes.href);
                break;
            case 'b':
                node.tag = node.name = 'strong';
                break;
            case 'i':
                node.tag = node.name = 'em';
                break;
            case 'u':
                node.tag = node.name = 'span';
                node.attributes.style = (node.attributes.style || '') + ';text-decoration:underline;';
                break;
            case 's':
            case 'del':
                node.tag = node.name = 'span';
                node.attributes.style = (node.attributes.style || '') + ';text-decoration:line-through;';
                if ( node.children.length == 1 ) {
                    child = node.children[0];
                    if ( child.tag == node.tag ) {
                        node.attributes.style += ";" + child.attributes.style;
                        node.children = child.children;

                    }
                }
                break;
            case 'span':

                var style = node.attributes.style;
                if ( style ) {
                    if ( !node.attributes.style  || browser.webkit && style == "white-space:nowrap;") {
                        delete node.attributes.style;
                    }
                }

                //���ff3.6span����ʽ������ȷ�̳е��޸�

                if(browser.gecko && browser.version <= 10902 && node.parent){
                    var parent = node.parent;
                    if(parent.tag == 'span' && parent.attributes && parent.attributes.style){
                        node.attributes.style = parent.attributes.style + ';' + node.attributes.style;
                    }
                }
                if ( utils.isEmptyObject( node.attributes ) && autoClearEmptyNode) {
                    node.type = 'fragment'
                }
                break;
            case 'font':
                node.tag = node.name = 'span';
                attr = node.attributes;
                node.attributes = {
                    'style': (attr.size ? 'font-size:' + (sizeMap[attr.size] || 12) + 'px' : '')
                        + ';' + (attr.color ? 'color:'+ attr.color : '')
                        + ';' + (attr.face ? 'font-family:'+ attr.face : '')
                        + ';' + (attr.style||'')
                };

                while(node.parent.tag == node.tag && node.parent.children.length == 1){
                    node.attributes.style && (node.parent.attributes.style ? (node.parent.attributes.style += ";" + node.attributes.style) : (node.parent.attributes.style = node.attributes.style));
                    node.parent.children = node.children;
                    node = node.parent;

                }
                break;
            case 'p':
                if ( node.attributes.align ) {
                    node.attributes.style = (node.attributes.style || '') + ';text-align:' +
                        node.attributes.align + ';';
                    delete node.attributes.align;
                }

        }
        return node;
    }

    function optStyle( node ) {
        if ( ie && node.attributes.style ) {
            var style = node.attributes.style;
            node.attributes.style = style.replace(/;\s*/g,';');
            node.attributes.style = node.attributes.style.replace( /^\s*|\s*$/, '' )
        }
    }
    //getContent����ת��
    function transOutNode( node ) {

        switch ( node.tag ) {
            case 'div' :
                if(node.attributes._ue_div_script){
                    node.tag = 'script';
                    node.children = [{type:'cdata',data:node.attributes._ue_script_data?decodeURIComponent(node.attributes._ue_script_data):'',parent:node}];
                    delete node.attributes._ue_div_script;
                    delete node.attributes._ue_script_data;
                    delete node.attributes._ue_custom_node_;
                    delete node.attributes._ue_org_tagName;

                }
                if(node.attributes._ue_div_style){
                    node.tag = 'style';
                    node.children = [{type:'cdata',data:node.attributes._ue_style_data?decodeURIComponent(node.attributes._ue_style_data):'',parent:node}];
                    delete node.attributes._ue_div_style;
                    delete node.attributes._ue_style_data;
                    delete node.attributes._ue_custom_node_;
                    delete node.attributes._ue_org_tagName;

                }
                break;
            case 'table':
                !node.attributes.style && delete node.attributes.style;
                if ( ie && node.attributes.style ) {

                    optStyle( node );
                }
                break;
            case 'td':
            case 'th':
                if ( /display\s*:\s*none/i.test( node.attributes.style ) ) {
                    return {
                        type: 'fragment',
                        children: []
                    };
                }
                if ( ie && !node.children.length ) {
                    var txtNode = {
                        type: 'text',
                        data:domUtils.fillChar,
                        parent : node
                    };
                    node.children[0] = txtNode;
                }
                if ( ie && node.attributes.style ) {
                    optStyle( node );
                }
                break;
            case 'img'://ê�㣬img==>a
                if ( node.attributes.anchorname ) {
                    node.tag = 'a';
                    node.attributes = {
                        name : node.attributes.anchorname,
                        anchorname : 1
                    };
                    node.closed = null;
                }else{
                    if(node.attributes.data_ue_src){
                        node.attributes.src = node.attributes.data_ue_src;
                        delete node.attributes.data_ue_src;
                    }
                }
                break;

            case 'a':
                if(node.attributes.data_ue_src){
                    node.attributes.href = node.attributes.data_ue_src;
                    delete node.attributes.data_ue_src;
                }
        }

        return node;
    }

    function childrenAccept( node, visit, ctx ) {

        if ( !node.children || !node.children.length ) {
            return node;
        }
        var children = node.children;
        for ( var i = 0; i < children.length; i++ ) {
            var newNode = visit( children[i], ctx );
            if ( newNode.type == 'fragment' ) {
                var args = [i, 1];
                args.push.apply( args, newNode.children );
                children.splice.apply( children, args );
                //�ڵ�Ϊ�յľ͸ɵ�����Ȼ��ߵĲ�ȫ��������Ӷ���Ľڵ�
                if ( !children.length ) {
                    node = {
                        type: 'fragment',
                        children: []
                    }
                }
                i --;
            } else {
                children[i] = newNode;
            }
        }
        return node;
    }

    function Serialize( rules ) {
        this.rules = rules;
    }


    Serialize.prototype = {
        // NOTE: selectorĿǰֻ֧��tagName
        rules: null,
        // NOTE: node������fragment
        filter: function ( node, rules, modify ) {
            rules = rules || this.rules;
            var whiteList = rules && rules.whiteList;
            var blackList = rules && rules.blackList;

            function visitNode( node, parent ) {
                node.name = node.type == 'element' ?
                    node.tag : NODE_NAME_MAP[node.type];
                if ( parent == null ) {
                    return childrenAccept( node, visitNode, node );
                }

                if ( blackList && (blackList[node.name]|| (node.attributes && node.attributes._ue_org_tagName && blackList[node.attributes._ue_org_tagName]))) {
                    modify && (modify.flag = 1);
                    return {
                        type: 'fragment',
                        children: []
                    };
                }
                if ( whiteList ) {
                    if ( node.type == 'element' ) {
                        if ( parent.type == 'fragment' ? whiteList[node.name] : whiteList[node.name] && whiteList[parent.name][node.name] ) {

                            var props;
                            if ( (props = whiteList[node.name].$) ) {
                                var oldAttrs = node.attributes;
                                var newAttrs = {};
                                for ( var k in props ) {
                                    if ( oldAttrs[k] ) {
                                        newAttrs[k] = oldAttrs[k];
                                    }
                                }
                                node.attributes = newAttrs;
                            }


                        } else {
                            modify && (modify.flag = 1);
                            node.type = 'fragment';
                            // NOTE: ��������һ��hack
                            node.name = parent.name;
                        }
                    } else {
                        // NOTE: �ı�Ĭ������
                    }
                }
                if ( blackList || whiteList ) {
                    childrenAccept( node, visitNode, node );
                }
                return node;
            }

            return visitNode( node, null );
        },
        transformInput: function ( node, word_img_flag ) {

            function visitNode( node ) {
                node = transNode( node, word_img_flag );

                node = childrenAccept( node, visitNode, node );

                if ( me.options.pageBreakTag && node.type == 'text' && node.data.replace( /\s/g, '' ) == me.options.pageBreakTag ) {

                    node.type = 'element';
                    node.name = node.tag = 'hr';

                    delete node.data;
                    node.attributes = {
                        'class' : 'pagebreak',
                        noshade:"noshade",
                        size:"5",
                        'unselectable' : 'on',
                        'style' : 'moz-user-select:none;-khtml-user-select: none;'
                    };

                    node.children = [];

                }
                //ȥ������Ŀո�ͻ���
                if(node.type == 'text' && !dtd.$notTransContent[node.parent.tag]){
                    node.data = node.data.replace(/[\r\t\n]*/g,'')//.replace(/[ ]*$/g,'')
                }
                return node;
            }

            return visitNode( node );
        },
        transformOutput: function ( node ) {
            function visitNode( node ) {

                if ( node.tag == 'hr' && node.attributes['class'] == 'pagebreak' ) {
                    delete node.tag;
                    node.type = 'text';
                    node.data = me.options.pageBreakTag;
                    delete node.children;

                }
                node = transOutNode( node );
                node = childrenAccept( node, visitNode, node );
                return node;
            }

            return visitNode( node );
        },
        toHTML: toHTML,
        parseHTML: parseHTML,
        word: UE.filterWord
    };
    me.serialize = new Serialize( me.options.serialize || {});
    UE.serialize = new Serialize( {} );
};

///import core
///import plugins/inserthtml.js
///commands ��Ƶ
///commandsName InsertVideo
///commandsTitle  ������Ƶ
///commandsDialog  dialogs\video
UE.plugins['video'] = function (){
    var me =this,
        div;

    /**
     * ����������Ƶ�ַ��
     * @param url ��Ƶ��ַ
     * @param width ��Ƶ���
     * @param height ��Ƶ�߶�
     * @param align ��Ƶ����
     * @param toEmbed �Ƿ���flash������ʾ
     * @param addParagraph  �Ƿ���Ҫ���P ��ǩ
     */
    function creatInsertStr(url,width,height,align,toEmbed,addParagraph){
        return  !toEmbed ?
                (addParagraph? ('<p '+ (align && align !="none" ? ( align == "center"? ' style="text-align:center;" ':' style="float:"'+ align ) : '') + '>'): '') +
                '<img align="'+align+'" width="'+ width +'" height="' + height + '" _url="'+url+'" class="edui-faked-video"' +
                ' src="' + me.options.UEDITOR_HOME_URL+'themes/default/images/spacer.gif" style="background:url('+me.options.UEDITOR_HOME_URL+'themes/default/images/videologo.gif) no-repeat center center; border:1px solid gray;" />' +
                (addParagraph?'</p>':'')
                :
                '<embed type="application/x-shockwave-flash" class="edui-faked-video" pluginspage="http://www.macromedia.com/go/getflashplayer"' +
                ' src="' + url + '" width="' + width  + '" height="' + height  + '" align="' + align + '"' +
                ( align && align !="none" ? ' style= "'+ ( align == "center"? "display:block;":" float: "+ align )  + '"' :'' ) +
                ' wmode="transparent" play="true" loop="false" menu="false" allowscriptaccess="never" allowfullscreen="true" >';
    }

    function switchImgAndEmbed(img2embed){
        var tmpdiv,
            nodes =domUtils.getElementsByTagName(me.document, !img2embed ? "embed" : "img");
        for(var i=0,node;node = nodes[i++];){
            if(node.className!="edui-faked-video"){
                continue;
            }
            tmpdiv = me.document.createElement("div");
            //�ȿ�float�ڿ�align,�����е���ʱ������float�϶����
            var align = domUtils.getComputedStyle(node,'float');
            align = align == 'none' ? (node.getAttribute('align') || '') : align;
            tmpdiv.innerHTML = creatInsertStr(img2embed ? node.getAttribute("_url"):node.getAttribute("src"),node.width,node.height,align,img2embed);
            node.parentNode.replaceChild(tmpdiv.firstChild,node);
        }
    }
    me.addListener("beforegetcontent",function(){
        switchImgAndEmbed(true);
    });
    me.addListener('aftersetcontent',function(){
        switchImgAndEmbed(false);
    });
    me.addListener('aftergetcontent',function(cmdName){
        if(cmdName == 'aftergetcontent' && me.queryCommandState('source')){
            return;
        }
        switchImgAndEmbed(false);
    });

    me.commands["insertvideo"] = {
        execCommand: function (cmd, videoObjs){
            videoObjs = utils.isArray(videoObjs)?videoObjs:[videoObjs];
            var html = [];
            for(var i=0,vi,len = videoObjs.length;i<len;i++){
                 vi = videoObjs[i];
                 html.push(creatInsertStr( vi.url, vi.width || 420,  vi.height || 280, vi.align||"none",false,true));
            }
            me.execCommand("inserthtml",html.join(""));
        },
        queryCommandState : function(){
            var img = me.selection.getRange().getClosedNode(),
                flag = img && (img.className == "edui-faked-video");
            return flag ? 1 : 0;
        }
    };
};
/**
 * Created with JetBrains PhpStorm.
 * User: taoqili
 * Date: 12-10-12
 * Time: ����10:05
 * To change this template use File | Settings | File Templates.
 */
UE.plugins['table'] = function () {
    var me = this,
        debug = true;

    function showError(e) {
        if (debug) throw e;
    }

    //�����϶�����ѡ��ط���
    var startTd = null, //��갴��ʱ��ê��td
        currentTd = null, //��ǰ��꾭��ʱ��td
        onDrag = "", //ָʾ��ǰ�϶�״̬����ֵ��Ϊ"","h","v" ,�ֱ��ʾδ�϶�״̬�������϶�״̬�������϶�״̬����������ƶ�����е��ж�
        onBorder = false, //�����갴��ʱ�Ƿ��ڵ�Ԫ���Եλ��
        dragButton = null,
        dragOver = false,
        dragLine = null, //ģ����϶���
        dragTd = null;    //�����϶���Ŀ��td

    var mousedown = false,
    //todo �жϻ���ģʽ
        needIEHack = true;

    me.setOpt({
        'maxColNum':20,
        'maxRowNum':100,
        'defaultCols':5,
        'defaultRows':5,
        'tdvalign':'top',
        'cursorpath':me.options.UEDITOR_HOME_URL + "themes/default/images/cursor_",
        'tableDragable':false
    });
    me.getUETable = getUETable;
    var commands = {
        'deletetable':1,
        'inserttable':1,
        'cellvalign':1,
        'insertcaption':1,
        'deletecaption':1,
        'inserttitle':1,
        'deletetitle':1,
        "mergeright":1,
        "mergedown":1,
        "mergecells":1,
        "insertrow":1,
        "insertrownext":1,
        "deleterow":1,
        "insertcol":1,
        "insertcolnext":1,
        "deletecol":1,
        "splittocells":1,
        "splittorows":1,
        "splittocols":1,
        "adaptbytext":1,
        "adaptbywindow":1,
        "adaptbycustomer":1,
        "insertparagraph":1,
        "averagedistributecol":1,
        "averagedistributerow":1
    };
    me.ready(function () {
        utils.cssRule('table',
            //ѡ�е�td�ϵ���ʽ
            '.selectTdClass{background-color:#edf5fa !important}' +
                'table.noBorderTable td,table.noBorderTable th,table.noBorderTable caption{border:1px dashed #ddd !important}' +
                //����ı���Ĭ����ʽ
                'table{margin-bottom:10px;border-collapse:collapse;display:table;}' +
                'td,th{ background:white; padding: 5px 10px;border: 1px solid #DDD;}' +
                'caption{border:1px dashed #DDD;border-bottom:0;padding:3px;text-align:center;}' +
                'th{border-top:2px solid #BBB;background:#F7F7F7;}' +
                'td p{margin:0;padding:0;}', me.document);

        var tableCopyList, isFullCol, isFullRow;
        //ע��del/backspace�¼�
        me.addListener('keydown', function (cmd, evt) {
            var me = this;
            var keyCode = evt.keyCode || evt.which;

            if (keyCode == 8) {

                var ut = getUETableBySelected(me);
                if (ut && ut.selectedTds.length) {
                    me.fireEvent('saveScene');
                    if (ut.isFullCol()) {
                        me.execCommand('deletecol')
                    } else if (ut.isFullRow()) {
                        me.execCommand('deleterow')
                    } else {
                        me.fireEvent('delcells');
                    }
                    domUtils.preventDefault(evt);
                }

                var caption = domUtils.findParentByTagName(me.selection.getStart(), 'caption', true),
                    range = me.selection.getRange();
                if (range.collapsed && caption && isEmptyBlock(caption)) {
                    me.fireEvent('saveScene');
                    var table = caption.parentNode;
                    domUtils.remove(caption);
                    if (table) {
                        range.setStart(table.rows[0].cells[0], 0).setCursor(false, true);
                    }
                }
                me.fireEvent('saveScene');
            }

            if (keyCode == 46) {

                ut = getUETableBySelected(me);
                if (ut) {
                    me.fireEvent('saveScene');
                    for (var i = 0, ci; ci = ut.selectedTds[i++];) {
                        domUtils.fillNode(me.document, ci)
                    }
                    me.fireEvent('saveScene');
                    domUtils.preventDefault(evt);

                }

            }
            if (keyCode == 13) {

                var rng = me.selection.getRange(),
                    caption = domUtils.findParentByTagName(rng.startContainer, 'caption', true);
                if (caption) {
                    var table = domUtils.findParentByTagName(caption, 'table');
                    if (!rng.collapsed) {

                        rng.deleteContents();
                        me.fireEvent('saveScene');
                    } else {
                        if (caption) {
                            rng.setStart(table.rows[0].cells[0], 0).setCursor(false, true);
                        }
                    }
                    domUtils.preventDefault(evt);
                    return;
                }
                if (rng.collapsed) {
                    var table = domUtils.findParentByTagName(rng.startContainer, 'table');
                    if (table) {
                        var cell = table.rows[0].cells[0],
                            start = domUtils.findParentByTagName(me.selection.getStart(), ['td', 'th'], true),
                            preNode = table.previousSibling;
                        if (cell === start && (!preNode || preNode.nodeType == 1 && preNode.tagName == 'TABLE' ) && domUtils.isStartInblock(rng)) {
                            me.execCommand('insertparagraphbeforetable');
                            domUtils.preventDefault(evt);
                        }
                    }
                }
            }

            if ((evt.ctrlKey || evt.metaKey) && evt.keyCode == '67') {
                tableCopyList = null;
                table = getUETableBySelected(me);
                if (table) {
                    var tds = table.selectedTds;
                    isFullCol = table.isFullCol();
                    isFullRow = table.isFullRow();
                    tableCopyList = [
                        [cloneCell(tds[0])]
                    ];
                    for (var i = 1, ci; ci = tds[i]; i++) {
                        if (ci.parentNode !== tds[i - 1].parentNode) {
                            tableCopyList.push([cloneCell(ci)])
                        } else {
                            tableCopyList[tableCopyList.length - 1].push(cloneCell(ci))
                        }

                    }
                }
            }
        });

        me.addListener('beforepaste', function (cmd, html) {
            var me = this;
            var rng = me.selection.getRange();
            if (domUtils.findParentByTagName(rng.startContainer, 'caption', true)) {
                var div = me.document.createElement("div");
                div.innerHTML = html.html;
                html.html = div[browser.ie ? 'innerText' : 'textContent'];
                return;
            }
            var table = getUETableBySelected(me);
            if (tableCopyList) {
                me.fireEvent('saveScene');
                var rng = me.selection.getRange();
                var td = domUtils.findParentByTagName(rng.startContainer, ['td', 'th'], true), tmpNode, preNode;
                if (td) {
                    var ut = getUETable(td);
                    if (isFullRow) {
                        var rowIndex = ut.getCellInfo(td).rowIndex;
                        if (td.tagName == 'TH') {
                            rowIndex++;
                        }
                        for (var i = 0, ci; ci = tableCopyList[i++];) {
                            var tr = ut.insertRow(rowIndex++, "td");
                            for (var j = 0, cj; cj = ci[j]; j++) {
                                var cell = tr.cells[j];
                                if (!cell) {
                                    cell = tr.insertCell(j)
                                }
                                cell.innerHTML = cj.innerHTML;
                                cj.getAttribute('width') && cell.setAttribute('width', cj.getAttribute('width'));
                                cj.getAttribute('vAlign') && cell.setAttribute('vAlign', cj.getAttribute('vAlign'));
                                cj.getAttribute('align') && cell.setAttribute('align', cj.getAttribute('align'));
                                cj.style.cssText && (cell.style.cssText = cj.style.cssText)
                            }
                            for (var j = 0, cj; cj = tr.cells[j]; j++) {
                                if (!ci[j])
                                    break;
                                cj.innerHTML = ci[j].innerHTML;
                                ci[j].getAttribute('width') && cj.setAttribute('width', ci[j].getAttribute('width'));
                                ci[j].getAttribute('vAlign') && cj.setAttribute('vAlign', ci[j].getAttribute('vAlign'));
                                ci[j].getAttribute('align') && cj.setAttribute('align', ci[j].getAttribute('align'));
                                ci[j].style.cssText && (cj.style.cssText = ci[j].style.cssText)
                            }
                        }
                    } else {
                        if (isFullCol) {
                            cellInfo = ut.getCellInfo(td);
                            var maxColNum = 0;
                            for (var j = 0, ci = tableCopyList[0], cj; cj = ci[j++];) {
                                maxColNum += cj.colSpan || 1;
                            }
                            me.__hasEnterExecCommand = true;
                            for (i = 0; i < maxColNum; i++) {
                                me.execCommand('insertcol');
                            }
                            me.__hasEnterExecCommand = false;
                            td = ut.table.rows[0].cells[cellInfo.cellIndex];
                            if (td.tagName == 'TH') {
                                td = ut.table.rows[1].cells[cellInfo.cellIndex];
                            }
                        }
                        for (var i = 0, ci; ci = tableCopyList[i++];) {
                            tmpNode = td;
                            for (var j = 0, cj; cj = ci[j++];) {
                                if (td) {
                                    td.innerHTML = cj.innerHTML;
                                    //todo ���ƴ���
                                    cj.getAttribute('width') && td.setAttribute('width', cj.getAttribute('width'));
                                    cj.getAttribute('vAlign') && td.setAttribute('vAlign', cj.getAttribute('vAlign'));
                                    cj.getAttribute('align') && td.setAttribute('align', cj.getAttribute('align'));
                                    cj.style.cssText && (td.style.cssText = cj.style.cssText);
                                    preNode = td;
                                    td = td.nextSibling;
                                } else {
                                    var cloneTd = cj.cloneNode(true);
                                    domUtils.removeAttributes(cloneTd, ['class', 'rowSpan', 'colSpan']);

                                    preNode.parentNode.appendChild(cloneTd)
                                }
                            }
                            td = ut.getNextCell(tmpNode, true, true);
                            if (!tableCopyList[i])
                                break;
                            if (!td) {
                                var cellInfo = ut.getCellInfo(tmpNode);
                                ut.table.insertRow(ut.table.rows.length);
                                ut.update();
                                td = ut.getVSideCell(tmpNode, true);
                            }
                        }
                    }
                    ut.update();
                } else {
                    table = me.document.createElement('table');
                    for (var i = 0, ci; ci = tableCopyList[i++];) {
                        var tr = table.insertRow(table.rows.length);
                        for (var j = 0, cj; cj = ci[j++];) {
                            cloneTd = cloneCell(cj);
                            domUtils.removeAttributes(cloneTd, ['class']);
                            tr.appendChild(cloneTd)
                        }
                        if (j == 2 && cloneTd.rowSpan > 1) {
                            cloneTd.rowSpan = 1;
                        }
                    }

                    var defaultValue = getDefaultValue(me),
                        width = me.body.offsetWidth -
                            (needIEHack ? parseInt(domUtils.getComputedStyle(me.body, 'margin-left'), 10) * 2 : 0) - defaultValue.tableBorder * 2 - (me.options.offsetWidth || 0);
                    me.execCommand('insertHTML', '<table  ' +
                        ( isFullCol && isFullRow ? 'width="' + width + '"' : '') +
                        '>' + table.innerHTML.replace(/>\s*</g, '><').replace(/\bth\b/gi, "td") + '</table>')
                }
                me.fireEvent('contentchange');
                me.fireEvent('saveScene');
                html.html = '';
            } else {
                var div = me.document.createElement("div"), tables;
                div.innerHTML = html.html;
                tables = div.getElementsByTagName("table");
                if (domUtils.findParentByTagName(me.selection.getStart(), 'table')) {
                    utils.each(tables, function (t) {
                        domUtils.remove(t)
                    });
                    if (domUtils.findParentByTagName(me.selection.getStart(), 'caption', true)) {
                        div.innerHTML = div[browser.ie ? 'innerText' : 'textContent'];
                    }
                } else {
                    utils.each(tables, function (table) {
                        removeStyleSize(table, true);
                        domUtils.removeAttributes(table, ['style', 'border']);
                        utils.each(domUtils.getElementsByTagName(table, "td"), function (td) {
                            if (isEmptyBlock(td)) {
                                domUtils.fillNode(me.document, td);
                            }
                            removeStyleSize(td, true);
//                            domUtils.removeAttributes(td, ['style'])
                        });
                    });
                }
                html.html = div.innerHTML;
            }
        });

        me.addListener('afterpaste', function () {
            utils.each(domUtils.getElementsByTagName(me.body, "table"), function (table) {
                if (table.offsetWidth > me.body.offsetWidth) {
                    var defaultValue = getDefaultValue(me, table);
                    table.style.width = me.body.offsetWidth - (needIEHack ? parseInt(domUtils.getComputedStyle(me.body, 'margin-left'), 10) * 2 : 0) - defaultValue.tableBorder * 2 - (me.options.offsetWidth || 0) + 'px'
                }
            })
        });
        me.addListener('blur', function () {
            tableCopyList = null;
        });
        var timer;
        me.addListener('keydown', function () {
            clearTimeout(timer);
            timer = setTimeout(function () {
                var rng = me.selection.getRange(),
                    cell = domUtils.findParentByTagName(rng.startContainer, ['th', 'td'], true);
                if (cell) {
                    var table = cell.parentNode.parentNode.parentNode;
                    if (table.offsetWidth > table.getAttribute("width")) {
                        cell.style.wordBreak = "break-all";
                    }
                }

            }, 100);
        });
        me.addListener("selectionchange", function () {
            toggleDragableState(me, false, "", null);
        });


        //���ݱ仯ʱ�����������
        //todo �ɷ��Ǳ�Ǽ�⣬����漰���ı仯�Ͳ����������ؽ��͸���
        me.addListener("contentchange", function () {
            var me = this;
            //�������ų�һЩ����Ҫ���µ�״��
            hideDragLine(me);
            if (getUETableBySelected(me))return;
            var rng = me.selection.getRange();
            var start = rng.startContainer;
            start = domUtils.findParentByTagName(start, ['td', 'th'], true);
            utils.each(domUtils.getElementsByTagName(me.document, 'table'), function (table) {
                if (me.fireEvent("excludetable", table) === true) return;
                table.ueTable = new UETable(table);
                utils.each(domUtils.getElementsByTagName(me.document, 'td'), function (td) {

                    if (domUtils.isEmptyBlock(td) && td !== start) {
                        domUtils.fillNode(me.document, td);
                        if (browser.ie && browser.version == 6) {
                            td.innerHTML = '&nbsp;'
                        }
                    }
                });
                utils.each(domUtils.getElementsByTagName(me.document, 'th'), function (th) {
                    if (domUtils.isEmptyBlock(th) && th !== start) {
                        domUtils.fillNode(me.document, th);
                        if (browser.ie && browser.version == 6) {
                            th.innerHTML = '&nbsp;'
                        }
                    }
                });
                table.onmousemove = function () {
                    me.options.tableDragable && toggleDragButton(true, this, me);
                };
                table.onmouseout = function () {
                    toggleDragableState(me, false, "", null);
                    hideDragLine(me);
                };
                table.onclick = function (evt) {
                    evt = me.window.event || evt;
                    var target = getParentTdOrTh(evt.target || evt.srcElement);
                    if (!target)return;
                    var ut = getUETable(target),
                        table = ut.table,
                        cellInfo = ut.getCellInfo(target),
                        cellsRange,
                        rng = me.selection.getRange();
//                    if ("topLeft" == inPosition(table, mouseCoords(evt))) {
//                        cellsRange = ut.getCellsRange(ut.table.rows[0].cells[0], ut.getLastCell());
//                        ut.setSelected(cellsRange);
//                        return;
//                    }
//                    if ("bottomRight" == inPosition(table, mouseCoords(evt))) {
//
//                        return;
//                    }
                    if (inTableSide(table, target, evt, true)) {
                        var endTdCol = ut.getCell(ut.indexTable[ut.rowsNum - 1][cellInfo.colIndex].rowIndex, ut.indexTable[ut.rowsNum - 1][cellInfo.colIndex].cellIndex);
                        if (evt.shiftKey && ut.selectedTds.length) {
                            if (ut.selectedTds[0] !== endTdCol) {
                                cellsRange = ut.getCellsRange(ut.selectedTds[0], endTdCol);
                                ut.setSelected(cellsRange);
                            } else {
                                rng && rng.selectNodeContents(endTdCol).select();
                            }
                        } else {
                            if (target !== endTdCol) {
                                cellsRange = ut.getCellsRange(target, endTdCol);
                                ut.setSelected(cellsRange);
                            } else {
                                rng && rng.selectNodeContents(endTdCol).select();
                            }
                        }
                        return;
                    }
                    if (inTableSide(table, target, evt)) {
                        var endTdRow = ut.getCell(ut.indexTable[cellInfo.rowIndex][ut.colsNum - 1].rowIndex, ut.indexTable[cellInfo.rowIndex][ut.colsNum - 1].cellIndex);
                        if (evt.shiftKey && ut.selectedTds.length) {
                            if (ut.selectedTds[0] !== endTdRow) {
                                cellsRange = ut.getCellsRange(ut.selectedTds[0], endTdRow);
                                ut.setSelected(cellsRange);
                            } else {
                                rng && rng.selectNodeContents(endTdRow).select();
                            }
                        } else {
                            if (target !== endTdRow) {
                                cellsRange = ut.getCellsRange(target, endTdRow);
                                ut.setSelected(cellsRange);
                            } else {
                                rng && rng.selectNodeContents(endTdRow).select();
                            }
                        }
                    }
                };
                table.ondblclick = function (evt) {
                    evt = me.window.event || evt;
                    var target = getParentTdOrTh(evt.target || evt.srcElement);
                    if (target) {
                        var h;
                        if (h = getRelation(target, mouseCoords(evt))) {
                            if (h == 'h1') {
                                h = 'h';
                                if (inTableSide(domUtils.findParentByTagName(target, "table"), target, evt)) {
                                    me.execCommand('adaptbywindow');
                                } else {
                                    target = getUETable(target).getPreviewCell(target);
                                    if (target) {
                                        var rng = me.selection.getRange();
                                        rng.selectNodeContents(target).setCursor(true, true)
                                    }
                                }
                            }
                            h == 'h' && me.execCommand('adaptbytext');
                        }
                    }
                }
            });

            switchBoderColor(true);
        });

        //��IE8����֧��
        if (!browser.ie || (browser.ie && browser.version > 7)) {
            domUtils.on(me.document, "mousemove", mouseMoveEvent);
        }
        domUtils.on(me.document, "mouseout", function (evt) {
            var target = evt.target || evt.srcElement;
            if (target.tagName == "TABLE") {
                toggleDragableState(me, false, "", null);
            }
        });


        me.addListener("mousedown", mouseDownEvent);
        me.addListener("mouseup", mouseUpEvent);

        var currentRowIndex = 0;
        me.addListener("mousedown", function () {
            currentRowIndex = 0;
        });
        me.addListener('tabkeydown', function () {
            var range = this.selection.getRange(),
                common = range.getCommonAncestor(true, true),
                table = domUtils.findParentByTagName(common, 'table');
            if (table) {
                if (domUtils.findParentByTagName(common, 'caption', true)) {
                    var cell = domUtils.getElementsByTagName(table, 'th td');
                    if (cell && cell.length) {
                        range.setStart(cell[0], 0).setCursor(false, true)
                    }
                } else {
                    var cell = domUtils.findParentByTagName(common, ['td', 'th'], true),
                        ua = getUETable(cell);
                    currentRowIndex = cell.rowSpan > 1 ? currentRowIndex : ua.getCellInfo(cell).rowIndex;
                    var nextCell = ua.getTabNextCell(cell, currentRowIndex);
                    if (nextCell) {
                        if (isEmptyBlock(nextCell)) {
                            range.setStart(nextCell, 0).setCursor(false, true)
                        } else {
                            range.selectNodeContents(nextCell).select()
                        }
                    } else {
                        me.fireEvent('saveScene');
                        me.__hasEnterExecCommand = true;
                        this.execCommand('insertrownext');
                        me.__hasEnterExecCommand = false;
                        range = this.selection.getRange();
                        range.setStart(table.rows[table.rows.length - 1].cells[0], 0).setCursor();
                        me.fireEvent('saveScene');
                    }
                }
                return true;
            }

        });
        browser.ie && me.addListener('selectionchange', function () {
            toggleDragableState(this, false, "", null);
        });
        me.addListener("keydown", function (type, evt) {
            var me = this;
            //�����ڱ������һ������tab�����µı��
            var keyCode = evt.keyCode || evt.which;
            if (keyCode == 8 || keyCode == 46) {
                return;
            }
            var notCtrlKey = !evt.ctrlKey && !evt.metaKey && !evt.shiftKey && !evt.altKey;
            notCtrlKey && removeSelectedClass(domUtils.getElementsByTagName(me.body, "td"));
            var ut = getUETableBySelected(me);
            if (!ut) return;
            notCtrlKey && ut.clearSelected();
        });

        me.addListener("beforegetcontent", function () {
            switchBoderColor(false);
            browser.ie && utils.each(me.document.getElementsByTagName('caption'), function (ci) {
                if (domUtils.isEmptyNode(ci)) {
                    ci.innerHTML = '&nbsp;'
                }
            });
        });
        me.addListener("aftergetcontent", function () {
            switchBoderColor(true);
        });
        me.addListener("getAllHtml", function () {
            removeSelectedClass(me.document.getElementsByTagName("td"));
        });
        //����ȫ��״̬�²���ı�����ڷ�ȫ��״̬�³ſ��༭�������
        me.addListener("fullscreenchanged", function (type, fullscreen) {
            if (!fullscreen) {
                var ratio = this.body.offsetWidth / document.body.offsetWidth,
                    tables = domUtils.getElementsByTagName(this.body, "table");
                utils.each(tables, function (table) {
                    if (table.offsetWidth < me.body.offsetWidth) return false;
                    var tds = domUtils.getElementsByTagName(table, "td"),
                        backWidths = [];
                    utils.each(tds, function (td) {
                        backWidths.push(td.offsetWidth);
                    });
                    for (var i = 0, td; td = tds[i]; i++) {
                        td.setAttribute("width", Math.floor(backWidths[i] * ratio));
                    }
                    table.setAttribute("width", Math.floor(getTableWidth(me, needIEHack, getDefaultValue(me))))
                });
            }
        });

        //��дexecCommand������ڴ����ѡʱ�Ĵ���
        var oldExecCommand = me.execCommand;
        me.execCommand = function (cmd) {
            var me = this;
            cmd = cmd.toLowerCase();
            var ut = getUETableBySelected(me), tds,
                range = new dom.Range(me.document),
                cmdFun = me.commands[cmd] || UE.commands[cmd],
                result;
            if (!cmdFun) return;
            if (ut && !commands[cmd] && !cmdFun.notNeedUndo && !me.__hasEnterExecCommand) {
                me.__hasEnterExecCommand = true;
                me.fireEvent("beforeexeccommand", cmd);
                tds = ut.selectedTds;
                var lastState = -2, lastValue = -2, value, state;
                for (var i = 0, td; td = tds[i]; i++) {
                    if (isEmptyBlock(td)) {
                        range.setStart(td, 0).setCursor(false, true)
                    } else {
                        range.selectNodeContents(td).select(true);
                    }
                    state = me.queryCommandState(cmd);
                    value = me.queryCommandValue(cmd);
                    if (state != -1) {
                        if (lastState !== state || lastValue !== value) {
                            me._ignoreContentChange = true;
                            result = oldExecCommand.apply(me, arguments);
                            me._ignoreContentChange = false;

                        }
                        lastState = me.queryCommandState(cmd);
                        lastValue = me.queryCommandValue(cmd);
                        if (domUtils.isEmptyBlock(td)) {
                            domUtils.fillNode(me.document, td)
                        }
                    }
                }
                range.setStart(tds[0], 0).shrinkBoundary(true).setCursor(false, true);
                me.fireEvent('contentchange');
                me.fireEvent("afterexeccommand", cmd);
                me.__hasEnterExecCommand = false;
                me._selectionChange();
            } else {
                result = oldExecCommand.apply(me, arguments);
            }
            return result;
        };


    });
    /**
     * ɾ��obj�Ŀ��style���ĳ����Կ��
     * @param obj
     * @param replaceToProperty
     */
    function removeStyleSize(obj, replaceToProperty) {
        removeStyle(obj, "width", true);
        removeStyle(obj, "height", true);
    }

    function removeStyle(obj, styleName, replaceToProperty) {
        if (obj.style[styleName]) {
            replaceToProperty && obj.setAttribute(styleName, parseInt(obj.style[styleName], 10));
            obj.style[styleName] = "";
        }
    }

    function getParentTdOrTh(ele) {
        if (ele.tagName == "TD" || ele.tagName == "TH") return ele;
        var td;
        if (td = domUtils.findParentByTagName(ele, "td", true) || domUtils.findParentByTagName(ele, "th", true)) return td;
        return null;
    }

    function isEmptyBlock(node) {
        var reg = new RegExp(domUtils.fillChar, 'g');
        if (node[browser.ie ? 'innerText' : 'textContent'].replace(/^\s*$/, '').replace(reg, '').length > 0) {
            return 0;
        }
        for (var n in dtd.$isNotEmpty) {
            if (node.getElementsByTagName(n).length) {
                return 0;
            }
        }
        return 1;
    }


    function mouseCoords(evt) {
        if (evt.pageX || evt.pageY) {
            return { x:evt.pageX, y:evt.pageY };
        }
        return {
            x:evt.clientX + me.document.body.scrollLeft - me.document.body.clientLeft,
            y:evt.clientY + me.document.body.scrollTop - me.document.body.clientTop
        };
    }

    function mouseMoveEvent(evt) {
        try {
            //��ͨ״̬������ƶ�
            var target = getParentTdOrTh(evt.target || evt.srcElement),
                pos;
            //�޸ĵ�Ԫ���Сʱ������ƶ�
            if (onDrag && dragTd) {
                me.document.body.style.webkitUserSelect = 'none';
                me.selection.getNative()[browser.ie ? 'empty' : 'removeAllRanges']();
                pos = mouseCoords(evt);
                toggleDragableState(me, true, "", pos, target);
                if (onDrag == "h") {
                    dragLine.style.left = getPermissionX(dragTd, evt) + "px";
                } else if (onDrag == "v") {
                    dragLine.style.top = getPermissionY(dragTd, evt) + "px";
                }
                return;
            }
            //����괦��table��ʱ���޸��ƶ�����еĹ��״̬
            if (target) {
                //���ʹ��table��Ϊ�����������������קЧ��
                if (me.fireEvent('excludetable', target) === true)
                    return;
                pos = mouseCoords(evt);
                var state = getRelation(target, pos),
                    table = domUtils.findParentByTagName(target, "table", true);

                if (inTableSide(table, target, evt, true)) {
                    //toggleCursor(pos,true,"_h");
                    if (me.fireEvent("excludetable", table) === true) return;
                    me.body.style.cursor = "url(" + me.options.cursorpath + "h.png),pointer";
                } else if (inTableSide(table, target, evt)) {
                    //toggleCursor(pos,true,"_v");
                    if (me.fireEvent("excludetable", table) === true) return;
                    me.body.style.cursor = "url(" + me.options.cursorpath + "v.png),pointer";
                } else {
                    //toggleCursor(pos,false,"");
                    me.body.style.cursor = "text";
                    if (/\d/.test(state)) {
                        state = state.replace(/\d/, '');
                        target = getUETable(target).getPreviewCell(target, state == "v");
                    }
                    //λ�ڵ�һ�еĶ������ߵ�һ�е����ʱ�����϶�
                    toggleDragableState(me, target ? !!state : false, target ? state : '', pos, target);
                }
//                toggleDragButton(inTable(pos,table),table);
            } else {
                toggleDragButton(false, table, me);
            }

        } catch (e) {
            showError(e);
        }
    }

    var dragButtomTimer;

    function toggleDragButton(show, table, editor) {
        if (!show) {
            if (dragOver)return;
            dragButtomTimer = setTimeout(function () {
                !dragOver && dragButton && dragButton.parentNode && dragButton.parentNode.removeChild(dragButton);
            }, 2000);
        } else {
            createDragButton(table, editor);
        }
    }

    function createDragButton(table, editor) {
        var pos = domUtils.getXY(table),
            doc = table.ownerDocument;
        if (dragButton && dragButton.parentNode)return dragButton;
        dragButton = doc.createElement("div");
        dragButton.contentEditable = false;
        dragButton.innerHTML = "";
        dragButton.style.cssText = "width:15px;height:15px;background-image:url(" + editor.options.UEDITOR_HOME_URL + "dialogs/table/dragicon.png);position: absolute;cursor:move;top:" + (pos.y - 15) + "px;left:" + (pos.x) + "px;";
        domUtils.unSelectable(dragButton);
        dragButton.onmouseover = function (evt) {
            dragOver = true;
        };
        dragButton.onmouseout = function (evt) {
            dragOver = false;
        };
        domUtils.on(dragButton, 'click', function (type, evt) {
            doClick(evt, this);
        });
        domUtils.on(dragButton, 'dblclick', function (type, evt) {
            doDblClick(evt);
        });
        domUtils.on(dragButton, 'dragstart', function (type, evt) {
            domUtils.preventDefault(evt);
        });
        var timer;

        function doClick(evt, button) {
            // �������������Ҫ����
            clearTimeout(timer);
            timer = setTimeout(function () {
                editor.fireEvent("tableClicked", table, button);
            }, 300);
        }

        function doDblClick(evt) {
            clearTimeout(timer);
            var ut = getUETable(table),
                start = table.rows[0].cells[0],
                end = ut.getLastCell(),
                range = ut.getCellsRange(start, end);
            editor.selection.getRange().setStart(start, 0).setCursor(false, true);
            ut.setSelected(range);
        }

        doc.body.appendChild(dragButton);
    }


//    function inPosition(table, pos) {
//        var tablePos = domUtils.getXY(table),
//            width = table.offsetWidth,
//            height = table.offsetHeight;
//        if (pos.x - tablePos.x < 5 && pos.y - tablePos.y < 5) {
//            return "topLeft";
//        } else if (tablePos.x + width - pos.x < 5 && tablePos.y + height - pos.y < 5) {
//            return "bottomRight";
//        }
//    }

    function inTableSide(table, cell, evt, top) {
        var pos = mouseCoords(evt),
            state = getRelation(cell, pos);
        if (top) {
            var caption = table.getElementsByTagName("caption")[0],
                capHeight = caption ? caption.offsetHeight : 0;
            return (state == "v1") && ((pos.y - domUtils.getXY(table).y - capHeight) < 8);
        } else {
            return (state == "h1") && ((pos.x - domUtils.getXY(table).x) < 8);
        }
    }


    /**
     * ��ȡ�϶�ʱ�����X�����
     * @param dragTd
     * @param evt
     */
    function getPermissionX(dragTd, evt) {
        var ut = getUETable(dragTd);
        if (ut) {
            var preTd = ut.getSameEndPosCells(dragTd, "x")[0],
                nextTd = ut.getSameStartPosXCells(dragTd)[0],
                mouseX = mouseCoords(evt).x,
                left = (preTd ? domUtils.getXY(preTd).x : domUtils.getXY(ut.table).x) + 20 ,
                right = nextTd ? domUtils.getXY(nextTd).x + nextTd.offsetWidth - 20 : (me.body.offsetWidth + 5 || parseInt(domUtils.getComputedStyle(me.body, "width"), 10));
            return mouseX < left ? left : mouseX > right ? right : mouseX;
        }
    }

    /**
     * ��ȡ�϶�ʱ�����Y�����
     * @param dragTd
     * @param evt
     */
    function getPermissionY(dragTd, evt) {
        try {
            var top = domUtils.getXY(dragTd).y,
                mousePosY = mouseCoords(evt).y;
            return mousePosY < top ? top : mousePosY;
        } catch (e) {
            showError(e);
        }

    }

    /**
     * �ƶ�״̬�л�
     * @param dragable
     * @param dir
     */
    function toggleDragableState(editor, dragable, dir, mousePos, cell) {
        try {
            editor.body.style.cursor = dir == "h" ? "col-resize" : dir == "v" ? "row-resize" : "text";
            if (browser.ie) {
                if (dir && !mousedown && !getUETableBySelected(editor)) {
                    getDragLine(editor, editor.document);
                    showDragLineAt(dir, cell);
                } else {
                    hideDragLine(editor)
                }
            }
            onBorder = dragable;
        } catch (e) {
            showError(e);
        }
    }


    /**
     * ��ȡ����뵱ǰ��Ԫ������λ��
     * @param ele
     * @param mousePos
     */
    function getRelation(ele, mousePos) {
        var elePos = domUtils.getXY(ele);
        if (elePos.x + ele.offsetWidth - mousePos.x < 4) {
            return "h";
        }
        if (mousePos.x - elePos.x < 4) {
            return 'h1'
        }
        if (elePos.y + ele.offsetHeight - mousePos.y < 4) {
            return "v";
        }
        if (mousePos.y - elePos.y < 4) {
            return 'v1'
        }
        return '';
    }

    function mouseDownEvent(type, evt) {

        //�Ҽ�˵���������
        if (evt.button == 2) {
            var ut = getUETableBySelected(me),
                flag = false;
            if (ut) {
                var td = getTargetTd(me, evt);
                utils.each(ut.selectedTds, function (ti) {
                    if (ti === td) {
                        flag = true;
                    }
                });
                if (!flag) {
                    removeSelectedClass(domUtils.getElementsByTagName(me.body, "td"));
                    removeSelectedClass(domUtils.getElementsByTagName(me.body, "th"));
                    ut.clearSelected()
                } else {
                    td = ut.selectedTds[0];
                    setTimeout(function () {
                        me.selection.getRange().setStart(td, 0).setCursor(false, true);
                    }, 0);

                }

            }
            return;
        }
        if (evt.shiftKey) {
            return;
        }

        removeSelectedClass(domUtils.getElementsByTagName(me.body, "td"));
        removeSelectedClass(domUtils.getElementsByTagName(me.body, "th"));
        //trace:3113
        //ѡ�е�Ԫ�񣬵��table�ⲿ���������table�Ϲҵ�ueTable,������getUETableBySelected��������ֵ
        utils.each(me.document.getElementsByTagName('table'), function (t) {
            t.ueTable = null;
        });
        startTd = getTargetTd(me, evt);
        if (!startTd) return;
        var table = domUtils.findParentByTagName(startTd, "table", true);
        ut = getUETable(table);
        ut && ut.clearSelected();
        //�жϵ�ǰ���״̬
        if (!onBorder) {
            me.document.body.style.webkitUserSelect = '';
            mousedown = true;
            me.addListener('mouseover', mouseOverEvent);
        } else {
            if (browser.ie && browser.version < 8) return;
            var state = getRelation(startTd, mouseCoords(evt));
            if (/\d/.test(state)) {
                state = state.replace(/\d/, '');
                startTd = getUETable(startTd).getPreviewCell(startTd, state == 'v');
            }
            hideDragLine(me);
            getDragLine(me, me.document);
            showDragLineAt(state, startTd);
            mousedown = true;
            //�϶���ʼ
            onDrag = state;
            dragTd = startTd;
        }
    }

    function removeSelectedClass(cells) {
        utils.each(cells, function (cell) {
            domUtils.removeClasses(cell, "selectTdClass");
        })
    }

    function addSelectedClass(cells) {
        utils.each(cells, function (cell) {
            domUtils.addClass(cell, "selectTdClass");
        })
    }

    function getWidth(cell) {
        if (!cell)return 0;
        return parseInt(domUtils.getComputedStyle(cell, "width"), 10);
    }

    function changeColWidth(cell, changeValue) {
        if (Math.abs(changeValue) < 10) return;
        var ut = getUETable(cell);
        if (ut) {
            var table = ut.table,
                backTableWidth = getWidth(table),
                defaultValue = getDefaultValue(me, table),
            //���ﲻ����һ����û����������һ����û�У�������Ϊ�ñ��Ľṹ���Ծ���
                leftCells = ut.getSameEndPosCells(cell, "x"),
                backLeftWidth = getWidth(leftCells[0]) - defaultValue.tdPadding * 2 - defaultValue.tdBorder,
                rightCells = ut.getSameStartPosXCells(cell),
                backRightWidth = getWidth(rightCells[0]) - defaultValue.tdPadding * 2 - defaultValue.tdBorder;
            //���б�rowspanʱ����
            utils.each(leftCells, function (cell) {
                if (cell.style.width) cell.style.width = "";
                if (changeValue < 0)cell.style.wordBreak = "break-all";
                cell.setAttribute("width", backLeftWidth + changeValue);
            });
            utils.each(rightCells, function (cell) {
                if (cell.style.width) cell.style.width = "";
                if (changeValue > 0)cell.style.wordBreak = "break-all";
                cell.setAttribute("width", backRightWidth - changeValue);
            });
            //������ڱ�����ұ��϶�������Ҫ�������ȣ������ںϲ���ĵ�Ԫ�����������֣����ᱻ�ſ�
            if (!cell.nextSibling) {
                if (table.style.width) table.style.width = "";
                table.setAttribute("width", backTableWidth + changeValue);
            }
        }

    }

    function changeRowHeight(td, changeValue) {
        if (Math.abs(changeValue) < 10) return;
        var ut = getUETable(td);
        if (ut) {
            var cells = ut.getSameEndPosCells(td, "y"),
            //������Ҫ����仯��td��ԭʼ�߶ȣ���������޷���ȡ��ȷ��ֵ
                backHeight = cells[0] ? cells[0].offsetHeight : 0;
            for (var i = 0, cell; cell = cells[i++];) {
                setCellHeight(cell, changeValue, backHeight);
            }
        }

    }

    function setCellHeight(cell, height, backHeight) {
        var lineHight = parseInt(domUtils.getComputedStyle(cell, "line-height"), 10),
            tmpHeight = backHeight + height;
        height = tmpHeight < lineHight ? lineHight : tmpHeight;
        if (cell.style.height) cell.style.height = "";
        cell.rowSpan == 1 ? cell.setAttribute("height", height) : (cell.removeAttribute && cell.removeAttribute("height"));
    }

    function mouseUpEvent(type, evt) {
        if (evt.button == 2)return;
        var me = this;
        //�������ԭ���ѡ����
        var range = me.selection.getRange(),
            start = domUtils.findParentByTagName(range.startContainer, 'table', true),
            end = domUtils.findParentByTagName(range.endContainer, 'table', true);

        if (start || end) {
            if (start === end) {
                start = domUtils.findParentByTagName(range.startContainer, ['td', 'th', 'caption'], true);
                end = domUtils.findParentByTagName(range.endContainer, ['td', 'th', 'caption'], true);
                if (start !== end) {
                    me.selection.clearRange()
                }
            } else {
                me.selection.clearRange()
            }
        }
        mousedown = false;
        me.document.body.style.webkitUserSelect = '';
        //��ק״̬�µ�mouseUP
        if ((!browser.ie || (browser.ie && browser.version > 7)) && onDrag && dragTd) {
            dragLine = me.document.getElementById('ue_tableDragLine');
            var dragTdPos = domUtils.getXY(dragTd),
                dragLinePos = domUtils.getXY(dragLine);
            switch (onDrag) {
                case "h":
                    changeColWidth(dragTd, dragLinePos.x - dragTdPos.x - dragTd.offsetWidth);
                    break;
                case "v":
                    changeRowHeight(dragTd, dragLinePos.y - dragTdPos.y - dragTd.offsetHeight);
                    break;
                default:
            }
            onDrag = "";
            dragTd = null;

            hideDragLine(me);
            return;
        }
        //��״̬�µ�mouseup
        if (!startTd) {
            var target = domUtils.findParentByTagName(evt.target || evt.srcElement, "td", true);
            if (!target) target = domUtils.findParentByTagName(evt.target || evt.srcElement, "th", true);
            if (target && (target.tagName == "TD" || target.tagName == "TH")) {
                if (me.fireEvent("excludetable", target) === true) return;
                range = new dom.Range(me.document);
                range.setStart(target, 0).setCursor(false, true);
            }
        } else {
            var ut = getUETable(startTd),
                cell = ut ? ut.selectedTds[0] : null;
            if (cell) {
                range = new dom.Range(me.document);
                if (domUtils.isEmptyBlock(cell)) {
                    range.setStart(cell, 0).setCursor(false, true);
                } else {
                    range.selectNodeContents(cell).shrinkBoundary().setCursor(false, true);
                }
            } else {
                range = me.selection.getRange().shrinkBoundary();
                if (!range.collapsed) {
                    var start = domUtils.findParentByTagName(range.startContainer, ['td', 'th'], true),
                        end = domUtils.findParentByTagName(range.endContainer, ['td', 'th'], true);
                    //��table��ߵĲ������
                    if (start && !end || !start && end || start && end && start !== end) {
                        range.setCursor(false, true);
                    }
                }
            }
            startTd = null;
            me.removeListener('mouseover', mouseOverEvent);
        }
        me._selectionChange(250, evt);
    }

    function mouseOverEvent(type, evt) {
        var me = this,
            tar = evt.target || evt.srcElement;
        currentTd = domUtils.findParentByTagName(tar, "td", true) || domUtils.findParentByTagName(tar, "th", true);
        //��Ҫ�ж�����TD�Ƿ�λ��ͬһ�������
        if (startTd && currentTd &&
            ((startTd.tagName == "TD" && currentTd.tagName == "TD") || (startTd.tagName == "TH" && currentTd.tagName == "TH")) &&
            domUtils.findParentByTagName(startTd, 'table') == domUtils.findParentByTagName(currentTd, 'table')) {
            var ut = getUETable(currentTd);
            if (startTd != currentTd) {
                me.document.body.style.webkitUserSelect = 'none';
                me.selection.getNative()[browser.ie ? 'empty' : 'removeAllRanges']();
                var range = ut.getCellsRange(startTd, currentTd);
                ut.setSelected(range);
            } else {
                me.document.body.style.webkitUserSelect = '';
                ut.clearSelected();
            }

        }
        evt.preventDefault ? evt.preventDefault() : (evt.returnValue = false);
    }

    /**
     * ��ݵ�ǰ�����td����table��ȡ�������
     * @param tdOrTable
     */
    function getUETable(tdOrTable) {
        var tag = tdOrTable.tagName.toLowerCase();
        tdOrTable = (tag == "td" || tag == "th" || tag == 'caption') ? domUtils.findParentByTagName(tdOrTable, "table", true) : tdOrTable;
        if (!tdOrTable.ueTable) {
            tdOrTable.ueTable = new UETable(tdOrTable);
        }
        return tdOrTable.ueTable;
    }

    /**
     * ��ݵ�ǰ��ѡ��td����ȡueTable����
     */
    function getUETableBySelected(editor) {
        var table = getTableItemsByRange(editor).table;
        if (table && table.ueTable && table.ueTable.selectedTds.length) {
            return table.ueTable;
        }
        return null;
    }

    function getDragLine(editor, doc) {
        if (mousedown)return;
        dragLine = editor.document.createElement("div");
        domUtils.setAttributes(dragLine, {
            id:"ue_tableDragLine",
            unselectable:'on',
            contenteditable:false,
            'onresizestart':'return false',
            'ondragstart':'return false',
            'onselectstart':'return false',
            style:"background-color:blue;position:absolute;padding:0;margin:0;background-image:none;border:0px none;opacity:0;filter:alpha(opacity=0)"
        });
//            domUtils.on(dragLine,['resizestart','dragstart','selectstart'],function(evt){
//                domUtils.preventDefault(evt);
//            });
        editor.body.appendChild(dragLine);


    }

    function hideDragLine(editor) {
        if (mousedown)return;
        var line;
        while (line = editor.document.getElementById('ue_tableDragLine')) {
            domUtils.remove(line)
        }
    }

    /**
     * ����state��v|h����cellλ����ʾ����
     * @param state
     * @param cell
     */
    function showDragLineAt(state, cell) {
        if (!cell) return;
        var table = domUtils.findParentByTagName(cell, "table"),
            caption = table.getElementsByTagName('caption'),
            width = table.offsetWidth,
            height = table.offsetHeight - (caption.length > 0 ? caption[0].offsetHeight : 0),
            tablePos = domUtils.getXY(table),
            cellPos = domUtils.getXY(cell), css;
        switch (state) {
            case "h":
                css = 'height:' + height + 'px;top:' + (tablePos.y + (caption.length > 0 ? caption[0].offsetHeight : 0)) + 'px;left:' + (cellPos.x + cell.offsetWidth - 2);
                dragLine.style.cssText = css + 'px;position: absolute;display:block;background-color:blue;width:1px;border:0; color:blue;opacity:.3;filter:alpha(opacity=30)';
                break;
            case "v":
                css = 'width:' + width + 'px;left:' + tablePos.x + 'px;top:' + (cellPos.y + cell.offsetHeight - 2 );
                //�������border:0��color:blue������Ͱ�ie��֧�ֱ���ɫ��ʾ
                dragLine.style.cssText = css + 'px;overflow:hidden;position: absolute;display:block;background-color:blue;height:1px;border:0;color:blue;opacity:.2;filter:alpha(opacity=20)';
                break;
            default:
        }
    }

    /**
     * �����߿���ɫΪ��ɫʱ����Ϊ����,trueΪ�������
     * @param flag
     */
    function switchBoderColor(flag) {
        var tableArr = domUtils.getElementsByTagName(me.body, "table"), color;
        for (var i = 0, node; node = tableArr[i++];) {
            var td = domUtils.getElementsByTagName(node, "td");
            if (td[0]) {
                if (flag) {
                    color = (td[0].style.borderColor).replace(/\s/g, "");
                    if (/(#ffffff)|(rgb\(255,f55,255\))/ig.test(color))
                        domUtils.addClass(node, "noBorderTable")
                } else {
                    domUtils.removeClasses(node, "noBorderTable")
                }
            }

        }
    }

    function getTableWidth(editor, needIEHack, defaultValue) {
        var body = editor.body;
        return body.offsetWidth - (needIEHack ? parseInt(domUtils.getComputedStyle(body, 'margin-left'), 10) * 2 : 0) - defaultValue.tableBorder * 2 - (editor.options.offsetWidth || 0);
    }

    UE.commands['inserttable'] = {
        queryCommandState:function () {
            return getTableItemsByRange(this).table ? -1 : 0;
        },
        execCommand:function (cmd, opt) {
            function createTable(opt, tableWidth, tdWidth) {
                var html = [],
                    rowsNum = opt.numRows,
                    colsNum = opt.numCols;
                for (var r = 0; r < rowsNum; r++) {
                    html.push('<tr>');
                    for (var c = 0; c < colsNum; c++) {
                        html.push('<td width="' + tdWidth + '"  vAlign="' + opt.tdvalign + '" >' + (browser.ie ? domUtils.fillChar : '<br/>') + '</td>')
                    }
                    html.push('</tr>')
                }
                return '<table width="' + tableWidth + '"   ><tbody>' + html.join('') + '</tbody></table>'
            }

            if (!opt) {
                opt = utils.extend({}, {
                    numCols:this.options.defaultCols,
                    numRows:this.options.defaultRows,
                    tdvalign:this.options.tdvalign
                })
            }

            var range = this.selection.getRange(),
                start = range.startContainer,
                firstParentBlock = domUtils.findParent(start, function (node) {
                    return domUtils.isBlockElm(node);
                }, true);
            var me = this,
                defaultValue = getDefaultValue(me),
                tableWidth = getTableWidth(me, needIEHack, defaultValue) - (firstParentBlock ? parseInt(domUtils.getXY(firstParentBlock).x, 10) : 0),
                tdWidth = Math.floor(tableWidth / opt.numCols - defaultValue.tdPadding * 2 - defaultValue.tdBorder);
            //todo��������
            !opt.tdvalign && (opt.tdvalign = me.options.tdvalign);
            me.execCommand("inserthtml", createTable(opt, tableWidth, tdWidth));
        }
    };

    UE.commands['insertparagraphbeforetable'] = {
        queryCommandState:function () {
            return getTableItemsByRange(this).cell ? 0 : -1;
        },
        execCommand:function () {
            var table = getTableItemsByRange(this).table;
            if (table) {
                var p = this.document.createElement("p");
                p.innerHTML = browser.ie ? '&nbsp;' : '<br />';
                table.parentNode.insertBefore(p, table);
                this.selection.getRange().setStart(p, 0).setCursor();
            }
        }
    };

    UE.commands['deletetable'] = {
        queryCommandState:function () {
            var rng = this.selection.getRange();
            return domUtils.findParentByTagName(rng.startContainer, 'table', true) ? 0 : -1;
        },
        execCommand:function (cmd, table) {
            var rng = this.selection.getRange();
            table = table || domUtils.findParentByTagName(rng.startContainer, 'table', true);
            if (table) {
                var next = table.nextSibling;
                if (!next) {
                    next = domUtils.createElement(this.document, 'p', {
                        'innerHTML':browser.ie ? domUtils.fillChar : '<br/>'
                    });
                    table.parentNode.insertBefore(next, table);
                }
                domUtils.remove(table);
                rng = this.selection.getRange();
                if (next.nodeType == 3) {
                    rng.setStartBefore(next)
                } else {
                    rng.setStart(next, 0)
                }
                rng.setCursor(false, true)
                toggleDragableState(this, false, "", null);
                if (dragButton)domUtils.remove(dragButton);
            }

        }
    };
    UE.commands['cellalign'] = {
        queryCommandState:function () {
            return getSelectedArr(this).length ? 0 : -1
        },
        execCommand:function (cmd, align) {
            var selectedTds = getSelectedArr(this);
            if (selectedTds.length) {
                for (var i = 0, ci; ci = selectedTds[i++];) {
                    ci.setAttribute('align', align);
                }
            }
        }
    };
    UE.commands['cellvalign'] = {
        queryCommandState:function () {
            return getSelectedArr(this).length ? 0 : -1;
        },
        execCommand:function (cmd, valign) {
            var selectedTds = getSelectedArr(this);
            if (selectedTds.length) {
                for (var i = 0, ci; ci = selectedTds[i++];) {
                    ci.setAttribute('vAlign', valign);
                }
            }
        }
    };
    UE.commands['insertcaption'] = {
        queryCommandState:function () {
            var table = getTableItemsByRange(this).table;
            if (table) {
                return table.getElementsByTagName('caption').length == 0 ? 1 : -1;
            }
            return -1;
        },
        execCommand:function () {
            var table = getTableItemsByRange(this).table;
            if (table) {
                var caption = this.document.createElement('caption');
                caption.innerHTML = browser.ie ? domUtils.fillChar : '<br/>';
                table.insertBefore(caption, table.firstChild);
                var range = this.selection.getRange();
                range.setStart(caption, 0).setCursor();
            }

        }
    };
    UE.commands['deletecaption'] = {
        queryCommandState:function () {
            var rng = this.selection.getRange(),
                table = domUtils.findParentByTagName(rng.startContainer, 'table');
            if (table) {
                return table.getElementsByTagName('caption').length == 0 ? -1 : 1;
            }
            return -1;
        },
        execCommand:function () {
            var rng = this.selection.getRange(),
                table = domUtils.findParentByTagName(rng.startContainer, 'table');
            if (table) {
                domUtils.remove(table.getElementsByTagName('caption')[0]);
                var range = this.selection.getRange();
                range.setStart(table.rows[0].cells[0], 0).setCursor();
            }

        }
    };
    UE.commands['inserttitle'] = {
        queryCommandState:function () {
            var table = getTableItemsByRange(this).table;
            if (table) {
                var firstRow = table.rows[0];
                return firstRow.getElementsByTagName('th').length == 0 ? 0 : -1
            }
            return -1;
        },
        execCommand:function () {
            var table = getTableItemsByRange(this).table;
            if (table) {
                getUETable(table).insertRow(0, 'th');
            }
            var th = table.getElementsByTagName('th')[0];
            this.selection.getRange().setStart(th, 0).setCursor(false, true);
        }
    };
    UE.commands['deletetitle'] = {
        queryCommandState:function () {
            var table = getTableItemsByRange(this).table;
            if (table) {
                var firstRow = table.rows[0];
                return firstRow.getElementsByTagName('th').length ? 0 : -1
            }
            return -1;
        },
        execCommand:function () {
            var table = getTableItemsByRange(this).table;
            if (table) {
                domUtils.remove(table.rows[0])
            }
            var td = table.getElementsByTagName('td')[0];
            this.selection.getRange().setStart(td, 0).setCursor(false, true);
        }
    };

    UE.commands["mergeright"] = {
        queryCommandState:function (cmd) {
            var tableItems = getTableItemsByRange(this);
            if (!tableItems.cell) return -1;
            var ut = getUETable(tableItems.table);
            if (ut.selectedTds.length) return -1;
            var cellInfo = ut.getCellInfo(tableItems.cell),
                rightColIndex = cellInfo.colIndex + cellInfo.colSpan;
            if (rightColIndex >= ut.colsNum) return -1;
            var rightCellInfo = ut.indexTable[cellInfo.rowIndex][rightColIndex];
            return (rightCellInfo.rowIndex == cellInfo.rowIndex
                && rightCellInfo.rowSpan == cellInfo.rowSpan) ? 0 : -1;
        },
        execCommand:function (cmd) {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell);
            ut.mergeRight(cell);
            rng.moveToBookmark(bk).select();
        }
    };
    UE.commands["mergedown"] = {
        queryCommandState:function (cmd) {
            var tableItems = getTableItemsByRange(this),
                cell = tableItems.cell;
            if (!cell || cell.tagName == "TH") return -1;
            var ut = getUETable(tableItems.table);
            if (ut.selectedTds.length)return -1;
            var cellInfo = ut.getCellInfo(tableItems.cell),
                downRowIndex = cellInfo.rowIndex + cellInfo.rowSpan;
            // ��������±�����f���Һϲ�
            if (downRowIndex >= ut.rowsNum) return -1;
            var downCellInfo = ut.indexTable[downRowIndex][cellInfo.colIndex];
            // ���ҽ�������Cell�Ŀ�ʼ�кźͽ����к�һ��ʱ�ܽ��кϲ�
            return (downCellInfo.colIndex == cellInfo.colIndex
                && downCellInfo.colSpan == cellInfo.colSpan) && tableItems.cell.tagName !== 'TH' ? 0 : -1;
        },
        execCommand:function () {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell);
            ut.mergeDown(cell);
            rng.moveToBookmark(bk).select();
        }
    };
    UE.commands["mergecells"] = {
        queryCommandState:function () {
            return getUETableBySelected(this) ? 0 : -1;
        },
        execCommand:function () {
            var ut = getUETableBySelected(this);
            if (ut && ut.selectedTds.length) {
                var cell = ut.selectedTds[0];
                getUETableBySelected(this).mergeRange();
                var rng = this.selection.getRange();
                if (domUtils.isEmptyBlock(cell)) {
                    rng.setStart(cell, 0).collapse(true)
                } else {
                    rng.selectNodeContents(cell)
                }
                rng.select();
            }


        }
    };
    UE.commands["insertrow"] = {
        queryCommandState:function () {
            var tableItems = getTableItemsByRange(this),
                cell = tableItems.cell;
            return cell && cell.tagName == "TD" && getUETable(tableItems.table).rowsNum < this.options.maxRowNum ? 0 : -1;
        },
        execCommand:function () {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell),
                cellInfo = ut.getCellInfo(cell);
            //ut.insertRow(!ut.selectedTds.length ? cellInfo.rowIndex:ut.cellsRange.beginRowIndex,'');
            if (!ut.selectedTds.length) {
                ut.insertRow(cellInfo.rowIndex, cell);
            } else {
                var range = ut.cellsRange;
                for (var i = 0, len = range.endRowIndex - range.beginRowIndex + 1; i < len; i++) {
                    ut.insertRow(range.beginRowIndex, cell);
                }
            }
            rng.moveToBookmark(bk).select();
        }
    };
    //�������
    UE.commands["insertrownext"] = {
        queryCommandState:function () {
            var tableItems = getTableItemsByRange(this),
                cell = tableItems.cell;
            return cell && (cell.tagName == "TD") && getUETable(tableItems.table).rowsNum < this.options.maxRowNum ? 0 : -1;
        },
        execCommand:function () {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell),
                cellInfo = ut.getCellInfo(cell);
            //ut.insertRow(!ut.selectedTds.length? cellInfo.rowIndex + cellInfo.rowSpan : ut.cellsRange.endRowIndex + 1,'');
            if (!ut.selectedTds.length) {
                ut.insertRow(cellInfo.rowIndex + cellInfo.rowSpan, cell);
            } else {
                var range = ut.cellsRange;
                for (var i = 0, len = range.endRowIndex - range.beginRowIndex + 1; i < len; i++) {
                    ut.insertRow(range.endRowIndex + 1, cell);
                }
            }
            rng.moveToBookmark(bk).select();
        }
    };
    UE.commands["deleterow"] = {
        queryCommandState:function () {
            var tableItems = getTableItemsByRange(this);
            if (!tableItems.cell) {
                return -1;
            }
        },
        execCommand:function () {
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell),
                cellsRange = ut.cellsRange,
                cellInfo = ut.getCellInfo(cell),
                preCell = ut.getVSideCell(cell),
                nextCell = ut.getVSideCell(cell, true),
                rng = this.selection.getRange();
            if (utils.isEmptyObject(cellsRange)) {
                ut.deleteRow(cellInfo.rowIndex);
            } else {
                for (var i = cellsRange.beginRowIndex; i < cellsRange.endRowIndex + 1; i++) {
                    ut.deleteRow(cellsRange.beginRowIndex);
                }
            }
            var table = ut.table;
            if (!table.getElementsByTagName('td').length) {
                var nextSibling = table.nextSibling;
                domUtils.remove(table);
                if (nextSibling) {
                    rng.setStart(nextSibling, 0).setCursor(false, true);
                }
            } else {
                if (cellInfo.rowSpan == 1 || cellInfo.rowSpan == cellsRange.endRowIndex - cellsRange.beginRowIndex + 1) {
                    if (nextCell || preCell) rng.selectNodeContents(nextCell || preCell).setCursor(false, true);
                } else {
                    var newCell = ut.getCell(cellInfo.rowIndex, ut.indexTable[cellInfo.rowIndex][cellInfo.colIndex].cellIndex);
                    if (newCell) rng.selectNodeContents(newCell).setCursor(false, true);
                }
            }
        }
    };
    UE.commands["insertcol"] = {
        queryCommandState:function (cmd) {
            var tableItems = getTableItemsByRange(this),
                cell = tableItems.cell;
            return cell && (cell.tagName == "TD" || cell.tagName == 'TH') && getUETable(tableItems.table).colsNum < this.options.maxColNum ? 0 : -1;
        },
        execCommand:function (cmd) {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            if (this.queryCommandState(cmd) == -1)return;
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell),
                cellInfo = ut.getCellInfo(cell);
            //ut.insertCol(!ut.selectedTds.length ? cellInfo.colIndex:ut.cellsRange.beginColIndex);
            if (!ut.selectedTds.length) {
                ut.insertCol(cellInfo.colIndex, cell);
            } else {
                var range = ut.cellsRange;
                for (var i = 0, len = range.endColIndex - range.beginColIndex + 1; i < len; i++) {
                    ut.insertCol(range.beginColIndex, cell);
                }
            }
            rng.moveToBookmark(bk).select(true);
        }
    };
    UE.commands["insertcolnext"] = {
        queryCommandState:function () {
            var tableItems = getTableItemsByRange(this),
                cell = tableItems.cell;
            return cell && getUETable(tableItems.table).colsNum < this.options.maxColNum ? 0 : -1;
        },
        execCommand:function () {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell),
                cellInfo = ut.getCellInfo(cell);
            //ut.insertCol(!ut.selectedTds.length ? cellInfo.colIndex + cellInfo.colSpan:ut.cellsRange.endColIndex +1);
            if (!ut.selectedTds.length) {
                ut.insertCol(cellInfo.colIndex + cellInfo.colSpan, cell);
            } else {
                var range = ut.cellsRange;
                for (var i = 0, len = range.endColIndex - range.beginColIndex + 1; i < len; i++) {
                    ut.insertCol(range.endColIndex + 1, cell);
                }
            }
            rng.moveToBookmark(bk).select();
        }
    };

    UE.commands["deletecol"] = {
        queryCommandState:function () {
            var tableItems = getTableItemsByRange(this);
            if (!tableItems.cell) return -1;
        },
        execCommand:function () {
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell),
                range = ut.cellsRange,
                cellInfo = ut.getCellInfo(cell),
                preCell = ut.getHSideCell(cell),
                nextCell = ut.getHSideCell(cell, true);
            if (utils.isEmptyObject(range)) {
                ut.deleteCol(cellInfo.colIndex);
            } else {
                for (var i = range.beginColIndex; i < range.endColIndex + 1; i++) {
                    ut.deleteCol(range.beginColIndex);
                }
            }
            var table = ut.table,
                rng = this.selection.getRange();

            if (!table.getElementsByTagName('td').length) {
                var nextSibling = table.nextSibling;
                domUtils.remove(table);
                if (nextSibling) {
                    rng.setStart(nextSibling, 0).setCursor(false, true);
                }
            } else {
                if (domUtils.inDoc(cell, this.document)) {
                    rng.setStart(cell, 0).setCursor(false, true);
                } else {
                    if (nextCell && domUtils.inDoc(nextCell, this.document)) {
                        rng.selectNodeContents(nextCell).setCursor(false, true);
                    } else {
                        if (preCell && domUtils.inDoc(preCell, this.document)) {
                            rng.selectNodeContents(preCell).setCursor(true, true);
                        }
                    }
                }
            }
        }
    };
    UE.commands["splittocells"] = {
        queryCommandState:function () {
            var tableItems = getTableItemsByRange(this),
                cell = tableItems.cell;
            if (!cell) return -1;
            var ut = getUETable(tableItems.table);
            if (ut.selectedTds.length > 0) return -1;
            return cell && (cell.colSpan > 1 || cell.rowSpan > 1) ? 0 : -1;
        },
        execCommand:function () {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell);
            ut.splitToCells(cell);
            rng.moveToBookmark(bk).select();
        }
    };
    UE.commands["splittorows"] = {
        queryCommandState:function () {
            var tableItems = getTableItemsByRange(this),
                cell = tableItems.cell;
            if (!cell) return -1;
            var ut = getUETable(tableItems.table);
            if (ut.selectedTds.length > 0) return -1;
            return cell && cell.rowSpan > 1 ? 0 : -1;
        },
        execCommand:function () {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell);
            ut.splitToRows(cell);
            rng.moveToBookmark(bk).select();
        }
    };
    UE.commands["splittocols"] = {
        queryCommandState:function () {
            var tableItems = getTableItemsByRange(this),
                cell = tableItems.cell;
            if (!cell) return -1;
            var ut = getUETable(tableItems.table);
            if (ut.selectedTds.length > 0) return -1;
            return cell && cell.colSpan > 1 ? 0 : -1;
        },
        execCommand:function () {
            var rng = this.selection.getRange(),
                bk = rng.createBookmark(true);
            var cell = getTableItemsByRange(this).cell,
                ut = getUETable(cell);
            ut.splitToCols(cell);
            rng.moveToBookmark(bk).select();

        }
    };

    function getDefaultValue(editor, table) {
        var borderMap = {
                thin:'0px',
                medium:'1px',
                thick:'2px'
            },
            tableBorder, tdPadding, tdBorder, tmpValue;
        if (!table) {
            table = editor.document.createElement('table');
            table.insertRow(0).insertCell(0).innerHTML = 'xxx';
            editor.body.appendChild(table);
            var td = table.getElementsByTagName('td')[0];
            tmpValue = domUtils.getComputedStyle(table, 'border-left-width');
            tableBorder = parseInt(borderMap[tmpValue] || tmpValue, 10);
            tmpValue = domUtils.getComputedStyle(td, 'padding-left');
            tdPadding = parseInt(borderMap[tmpValue] || tmpValue, 10);
            tmpValue = domUtils.getComputedStyle(td, 'border-left-width');
            tdBorder = parseInt(borderMap[tmpValue] || tmpValue, 10);
            domUtils.remove(table);
            return {
                tableBorder:tableBorder,
                tdPadding:tdPadding,
                tdBorder:tdBorder
            };
        } else {
            td = table.getElementsByTagName('td')[0];
            tmpValue = domUtils.getComputedStyle(table, 'border-left-width');
            tableBorder = parseInt(borderMap[tmpValue] || tmpValue, 10);
            tmpValue = domUtils.getComputedStyle(td, 'padding-left');
            tdPadding = parseInt(borderMap[tmpValue] || tmpValue, 10);
            tmpValue = domUtils.getComputedStyle(td, 'border-left-width');
            tdBorder = parseInt(borderMap[tmpValue] || tmpValue, 10);
            return {
                tableBorder:tableBorder,
                tdPadding:tdPadding,
                tdBorder:tdBorder
            };
        }
    }

    UE.commands["adaptbytext"] =
        UE.commands["adaptbywindow"] = {
            queryCommandState:function () {
                return getTableItemsByRange(this).table ? 0 : -1
            },
            execCommand:function (cmd) {
                var tableItems = getTableItemsByRange(this),
                    table = tableItems.table;
                if (table) {
                    var tds = table.getElementsByTagName("td");
                    utils.each(tds, function (td) {
                        td.removeAttribute("width");
                    });
                    if (cmd == 'adaptbywindow') {
                        table.setAttribute('width', getTableWidth(this, needIEHack, getDefaultValue(this, table)));
                        utils.each(tds, function (td) {
                            td.setAttribute("width", td.offsetWidth + "");
                        });
                    } else {
                        table.style.width = "";
                        table.removeAttribute("width");

                        var defaultValue = getDefaultValue(me, table);
                        var width = table.offsetWidth,
                            bodyWidth = me.body.offsetWidth;
                        if (width > bodyWidth) {
                            table.setAttribute('width', getTableWidth(me, needIEHack, defaultValue));
                        }
                    }
                }
            }
        };

    //ƽ��������
    UE.commands['averagedistributecol'] = {
        queryCommandState:function () {
            var ut = getUETableBySelected(this);
            if (!ut) return -1;
            return ut.isFullRow() || ut.isFullCol() ? 0 : -1;
        },
        execCommand:function (cmd) {
            var me = this,
                ut = getUETableBySelected(me);

            function getAverageWidth() {
                var tb = ut.table,
                    averageWidth, sumWidth = 0, colsNum = 0,
                    tbAttr = getDefaultValue(me, tb);

                if (ut.isFullRow()) {
                    sumWidth = tb.offsetWidth;
                    colsNum = ut.colsNum;
                } else {
                    var begin = ut.cellsRange.beginColIndex,
                        end = ut.cellsRange.endColIndex,
                        node;
                    for (var i = begin; i <= end;) {
                        node = ut.selectedTds[i];
                        sumWidth += node.offsetWidth;
                        i += node.colSpan;
                        colsNum += 1;
                    }
                }
                averageWidth = Math.ceil(sumWidth / colsNum) - tbAttr.tdBorder * 2 - tbAttr.tdPadding * 2;
                return averageWidth;
            }

            function setAverageWidth(averageWidth) {
                utils.each(domUtils.getElementsByTagName(ut.table, "th"), function (node) {
                    node.setAttribute("width", "");
                });
                var cells = ut.isFullRow() ? domUtils.getElementsByTagName(ut.table, "td") : ut.selectedTds;

                utils.each(cells, function (node) {
                    if (node.colSpan == 1) {
                        node.setAttribute("width", averageWidth);
                    }
                });
            }

            if (ut && ut.selectedTds.length) {
                setAverageWidth(getAverageWidth());
            }
        }
    };
    //ƽ��������
    UE.commands['averagedistributerow'] = {
        queryCommandState:function () {
            var ut = getUETableBySelected(this);
            if (!ut) return -1;
            if (ut.selectedTds && /th/ig.test(ut.selectedTds[0].tagName)) return -1;
            return ut.isFullRow() || ut.isFullCol() ? 0 : -1;
        },
        execCommand:function (cmd) {
            var me = this,
                ut = getUETableBySelected(me);

            function getAverageHeight() {
                var averageHeight, rowNum, sumHeight = 0,
                    tb = ut.table,
                    tbAttr = getDefaultValue(me, tb),
                    tdpadding = parseInt(domUtils.getComputedStyle(tb.getElementsByTagName('td')[0], "padding-top"));

                if (ut.isFullCol()) {
                    var captionArr = domUtils.getElementsByTagName(tb, "caption"),
                        thArr = domUtils.getElementsByTagName(tb, "th"),
                        captionHeight, thHeight;

                    if (captionArr.length > 0) {
                        captionHeight = captionArr[0].offsetHeight;
                    }
                    if (thArr.length > 0) {
                        thHeight = thArr[0].offsetHeight;
                    }

                    sumHeight = tb.offsetHeight - (captionHeight || 0) - (thHeight || 0);
                    rowNum = thArr.length == 0 ? ut.rowsNum : (ut.rowsNum - 1);
                } else {
                    var begin = ut.cellsRange.beginRowIndex,
                        end = ut.cellsRange.endRowIndex,
                        count = 0,
                        trs = domUtils.getElementsByTagName(tb, "tr");
                    for (var i = begin; i <= end; i++) {
                        sumHeight += trs[i].offsetHeight;
                        count += 1;
                    }
                    rowNum = count;
                }
                //ie8���ǻ���ģʽ
                if (browser.ie && browser.version < 9) {
                    averageHeight = Math.ceil(sumHeight / rowNum);
                } else {
                    averageHeight = Math.ceil(sumHeight / rowNum) - tbAttr.tdBorder * 2 - tdpadding * 2;
                }
                return averageHeight;
            }

            function setAverageHeight(averageHeight) {
                var cells = ut.isFullCol() ? domUtils.getElementsByTagName(ut.table, "td") : ut.selectedTds;
                utils.each(cells, function (node) {
                    if (node.rowSpan == 1) {
                        node.setAttribute("height", averageHeight);
                    }
                });
            }

            if (ut && ut.selectedTds.length) {
                setAverageHeight(getAverageHeight());
            }
        }
    };

    //��Ԫ����뷽ʽ
    UE.commands['cellalignment'] = {
        queryCommandState:function () {
            return getTableItemsByRange(this).table ? 0 : -1
        },
        execCommand:function (cmd, data) {
            var me = this,
                ut = getUETableBySelected(me);

            if (!ut) {
                var start = me.selection.getStart(),
                    cell = start && domUtils.findParentByTagName(start, ["td", "th", "caption"], true);
                if (!/caption/ig.test(cell.tagName)) {
                    domUtils.setAttributes(cell, data);
                } else {
                    cell.style.textAlign = data.align;
                    cell.style.verticalAlign = data.vAlign;
                }
                me.selection.getRange().setCursor(true);
            } else {
                utils.each(ut.selectedTds, function (cell) {
                    domUtils.setAttributes(cell, data);
                });
            }
        }
    };
    //�����뷽ʽ
    UE.commands['tablealignment'] = {
        queryCommandState:function () {
            return getTableItemsByRange(this).table ? 0 : -1
        },
        execCommand:function (cmd, data) {
            var me = this,
                start = me.selection.getStart(),
                table = start && domUtils.findParentByTagName(start, ["table"], true);

            if (table) {
                var obj = {};
                obj[data[0]] = data[1];

                table.style[utils.cssStyleToDomStyle("float")] = "";
                table.style.margin = "";
                domUtils.setStyles(table, obj);
            }
        }
    };

    //�������
    UE.commands['edittable'] = {
        queryCommandState:function () {
            return getTableItemsByRange(this).table ? 0 : -1
        },
        execCommand:function (cmd, color) {
            var rng = this.selection.getRange(),
                table = domUtils.findParentByTagName(rng.startContainer, 'table');
            if (table) {
                var arr = domUtils.getElementsByTagName(table, "td").concat(
                    domUtils.getElementsByTagName(table, "th"),
                    domUtils.getElementsByTagName(table, "caption")
                );
                utils.each(arr, function (node) {
                    node.style.borderColor = color;
                });
            }
        }
    };
    //��Ԫ������
    UE.commands['edittd'] = {
        queryCommandState:function () {
            return getTableItemsByRange(this).table ? 0 : -1
        },
        execCommand:function (cmd, bkColor) {
            var me = this,
                ut = getUETableBySelected(me);

            if (!ut) {
                var start = me.selection.getStart(),
                    cell = start && domUtils.findParentByTagName(start, ["td", "th", "caption"], true);
                if (cell) {
                    cell.style.backgroundColor = bkColor;
                }
            } else {
                utils.each(ut.selectedTds, function (cell) {
                    cell.style.backgroundColor = bkColor;
                });
            }
        }
    };

    /**
     * UE��������
     * @param table
     * @constructor
     */
    function UETable(table) {
        this.table = table;
        this.indexTable = [];
        this.selectedTds = [];
        this.cellsRange = {};
        this.update(table);
    }

    UETable.prototype = {
        getMaxRows:function () {
            var rows = this.table.rows, maxLen = 1;
            for (var i = 0, row; row = rows[i]; i++) {
                var currentMax = 1;
                for (var j = 0, cj; cj = row.cells[j++];) {
                    currentMax = Math.max(cj.rowSpan || 1, currentMax);
                }
                maxLen = Math.max(currentMax + i, maxLen);
            }
            return maxLen;
        },
        /**
         * ��ȡ��ǰ�����������
         */
        getMaxCols:function () {
            var rows = this.table.rows, maxLen = 0, cellRows = {};
            for (var i = 0, row; row = rows[i]; i++) {
                var cellsNum = 0;
                for (var j = 0, cj; cj = row.cells[j++];) {
                    cellsNum += (cj.colSpan || 1);
                    if (cj.rowSpan && cj.rowSpan > 1) {
                        for (var k = 1; k < cj.rowSpan; k++) {
                            if (!cellRows['row_' + (i + k)]) {
                                cellRows['row_' + (i + k)] = (cj.colSpan || 1);
                            } else {
                                cellRows['row_' + (i + k)]++
                            }
                        }

                    }
                }
                cellsNum += cellRows['row_' + i] || 0;
                maxLen = Math.max(cellsNum, maxLen);
            }
            return maxLen;
        },
        getCellColIndex:function (cell) {

        },
        /**
         * ��ȡ��ǰcell�Աߵĵ�Ԫ��
         * @param cell
         * @param right
         */
        getHSideCell:function (cell, right) {
            try {
                var cellInfo = this.getCellInfo(cell),
                    previewRowIndex, previewColIndex;
                var len = this.selectedTds.length,
                    range = this.cellsRange;
                //���л�������û��ǰ�õ�Ԫ��
                if ((!right && (!len ? !cellInfo.colIndex : !range.beginColIndex)) || (right && (!len ? (cellInfo.colIndex == (this.colsNum - 1)) : (range.endColIndex == this.colsNum - 1)))) return null;

                previewRowIndex = !len ? cellInfo.rowIndex : range.beginRowIndex;
                previewColIndex = !right ? ( !len ? (cellInfo.colIndex < 1 ? 0 : (cellInfo.colIndex - 1)) : range.beginColIndex - 1)
                    : ( !len ? cellInfo.colIndex + 1 : range.endColIndex + 1);
                return this.getCell(this.indexTable[previewRowIndex][previewColIndex].rowIndex, this.indexTable[previewRowIndex][previewColIndex].cellIndex);
            } catch (e) {
                showError(e);
            }
        },
        getTabNextCell:function (cell, preRowIndex) {
            var cellInfo = this.getCellInfo(cell),
                rowIndex = preRowIndex || cellInfo.rowIndex,
                colIndex = cellInfo.colIndex + 1 + (cellInfo.colSpan - 1),
                nextCell;
            try {
                nextCell = this.getCell(this.indexTable[rowIndex][colIndex].rowIndex, this.indexTable[rowIndex][colIndex].cellIndex);
            } catch (e) {
                try {
                    rowIndex = rowIndex * 1 + 1;
                    colIndex = 0;
                    nextCell = this.getCell(this.indexTable[rowIndex][colIndex].rowIndex, this.indexTable[rowIndex][colIndex].cellIndex);
                } catch (e) {
                }
            }
            return nextCell;

        },
        /**
         * ��ȡ�Ӿ��ϵĺ��õ�Ԫ��
         * @param cell
         * @param bottom
         */
        getVSideCell:function (cell, bottom, ignoreRange) {
            try {
                var cellInfo = this.getCellInfo(cell),
                    nextRowIndex, nextColIndex;
                var len = this.selectedTds.length && !ignoreRange,
                    range = this.cellsRange;
                //ĩ�л���ĩ��û�к��õ�Ԫ��
                if ((!bottom && (cellInfo.rowIndex == 0)) || (bottom && (!len ? (cellInfo.rowIndex + cellInfo.rowSpan > this.rowsNum - 1) : (range.endRowIndex == this.rowsNum - 1)))) return null;

                nextRowIndex = !bottom ? ( !len ? cellInfo.rowIndex - 1 : range.beginRowIndex - 1)
                    : ( !len ? (cellInfo.rowIndex + cellInfo.rowSpan) : range.endRowIndex + 1);
                nextColIndex = !len ? cellInfo.colIndex : range.beginColIndex;
                return this.getCell(this.indexTable[nextRowIndex][nextColIndex].rowIndex, this.indexTable[nextRowIndex][nextColIndex].cellIndex);
            } catch (e) {
                showError(e);
            }
        },
        /**
         * ��ȡ��ͬ����λ�õĵ�Ԫ��xOrYָ�����ǻ�ȡx����ͬ����y����ͬ
         */
        getSameEndPosCells:function (cell, xOrY) {
            try {
                var flag = (xOrY.toLowerCase() === "x"),
                    end = domUtils.getXY(cell)[flag ? 'x' : 'y'] + cell["offset" + (flag ? 'Width' : 'Height')],
                    rows = this.table.rows,
                    cells = null, returns = [];
                for (var i = 0; i < this.rowsNum; i++) {
                    cells = rows[i].cells;
                    for (var j = 0, tmpCell; tmpCell = cells[j++];) {
                        var tmpEnd = domUtils.getXY(tmpCell)[flag ? 'x' : 'y'] + tmpCell["offset" + (flag ? 'Width' : 'Height')];
                        //��Ӧ�е�td�Ѿ���������rowSpan��
                        if (tmpEnd > end && flag) break;
                        if (cell == tmpCell || end == tmpEnd) {
                            //ֻ��ȡ��һ�ĵ�Ԫ��
                            //todo ����ȡ��һ��Ԫ�����ض�����»����returnsΪ�գ��Ӷ�Ӱ��������קʵ�֣�����������迼������
                            if (tmpCell[flag ? "colSpan" : "rowSpan"] == 1) {
                                returns.push(tmpCell);
                            }
                            if (flag) break;
                        }
                    }
                }
                return returns;
            } catch (e) {
                showError(e);
            }
        },
        setCellContent:function (cell, content) {
            cell.innerHTML = content || (browser.ie ? domUtils.fillChar : "<br />");
        },
        cloneCell:cloneCell,
        /**
         * ��ȡ��ǰ��Ԫ����ұ�����Ϊ��ߵ�����δ�ϲ���Ԫ��
         */
        getSameStartPosXCells:function (cell) {
            try {
                var start = domUtils.getXY(cell).x + cell.offsetWidth,
                    rows = this.table.rows, cells , returns = [];
                for (var i = 0; i < this.rowsNum; i++) {
                    cells = rows[i].cells;
                    for (var j = 0, tmpCell; tmpCell = cells[j++];) {
                        var tmpStart = domUtils.getXY(tmpCell).x;
                        if (tmpStart > start) break;
                        if (tmpStart == start && tmpCell.colSpan == 1) {
                            returns.push(tmpCell);
                            break;
                        }
                    }
                }
                return returns;
            } catch (e) {
                showError(e);
            }
        },
        /**
         * ����table��Ӧ�������
         */
        update:function (table) {
            this.table = table || this.table;
            this.selectedTds = [];
            this.cellsRange = {};
            this.indexTable = [];
            var rows = this.table.rows,
            //��ʱ����rows Length,�Բ�ȱ�����ܴ������⣬
            //todo ���Կ���ȡ���ֵ
                rowsNum = rows.length,
                colsNum = this.getMaxCols();
            this.rowsNum = rowsNum;
            this.colsNum = colsNum;
            for (var i = 0, len = rows.length; i < len; i++) {
                this.indexTable[i] = new Array(colsNum);
            }
            //��������
            for (var rowIndex = 0, row; row = rows[rowIndex]; rowIndex++) {
                for (var cellIndex = 0, cell, cells = row.cells; cell = cells[cellIndex]; cellIndex++) {
                    //�������б�rowSpanʱ���µ�����������
                    if (cell.rowSpan > rowsNum) {
                        cell.rowSpan = rowsNum;
                    }
                    var colIndex = cellIndex,
                        rowSpan = cell.rowSpan || 1,
                        colSpan = cell.colSpan || 1;
                    //���Ѿ�����һ��rowSpan���߱�ǰһ��colSpan�ˣ�������һ����Ԫ�����
                    while (this.indexTable[rowIndex][colIndex]) colIndex++;
                    for (var j = 0; j < rowSpan; j++) {
                        for (var k = 0; k < colSpan; k++) {
                            this.indexTable[rowIndex + j][colIndex + k] = {
                                rowIndex:rowIndex,
                                cellIndex:cellIndex,
                                colIndex:colIndex,
                                rowSpan:rowSpan,
                                colSpan:colSpan
                            }
                        }
                    }
                }
            }
            //�޸���ȱtd
            for (j = 0; j < rowsNum; j++) {
                for (k = 0; k < colsNum; k++) {
                    if (this.indexTable[j][k] === undefined) {
                        row = rows[j];
                        cell = row.cells[row.cells.length - 1];
                        cell = cell ? cell.cloneNode(true) : this.table.ownerDocument.createElement("td");
                        this.setCellContent(cell);
                        if (cell.colSpan !== 1)cell.colSpan = 1;
                        if (cell.rowSpan !== 1)cell.rowSpan = 1;
                        row.appendChild(cell);
                        this.indexTable[j][k] = {
                            rowIndex:j,
                            cellIndex:cell.cellIndex,
                            colIndex:k,
                            rowSpan:1,
                            colSpan:1
                        }
                    }
                }
            }
            //����ѡ��ɾ���л����к�����Ҫ�ؽ�ѡ��
            var tds = domUtils.getElementsByTagName(this.table, "td"),
                selectTds = [];
            utils.each(tds, function (td) {
                if (domUtils.hasClass(td, "selectTdClass")) {
                    selectTds.push(td);
                }
            });
            if (selectTds.length) {
                var start = selectTds[0],
                    end = selectTds[selectTds.length - 1],
                    startInfo = this.getCellInfo(start),
                    endInfo = this.getCellInfo(end);
                this.selectedTds = selectTds;
                this.cellsRange = {
                    beginRowIndex:startInfo.rowIndex,
                    beginColIndex:startInfo.colIndex,
                    endRowIndex:endInfo.rowIndex + endInfo.rowSpan - 1,
                    endColIndex:endInfo.colIndex + endInfo.colSpan - 1
                };
            }

        },
        /**
         * ��ȡ��Ԫ���������Ϣ
         */
        getCellInfo:function (cell) {
            if (!cell) return;
            var cellIndex = cell.cellIndex,
                rowIndex = cell.parentNode.rowIndex,
                rowInfo = this.indexTable[rowIndex],
                numCols = this.colsNum;
            for (var colIndex = cellIndex; colIndex < numCols; colIndex++) {
                var cellInfo = rowInfo[colIndex];
                if (cellInfo.rowIndex === rowIndex && cellInfo.cellIndex === cellIndex) {
                    return cellInfo;
                }
            }
        },
        /**
         * ������кŻ�ȡ��Ԫ��
         */
        getCell:function (rowIndex, cellIndex) {
            return rowIndex < this.rowsNum && this.table.rows[rowIndex].cells[cellIndex] || null;
        },
        /**
         * ɾ��Ԫ��
         */
        deleteCell:function (cell, rowIndex) {
            rowIndex = typeof rowIndex == 'number' ? rowIndex : cell.parentNode.rowIndex;
            var row = this.table.rows[rowIndex];
            row.deleteCell(cell.cellIndex);
        },
        /**
         * ���ʼĩ������Ԫ���ȡ����ѡ�����е�Ԫ��Χ
         */
        getCellsRange:function (cellA, cellB) {
            function checkRange(beginRowIndex, beginColIndex, endRowIndex, endColIndex) {
                var tmpBeginRowIndex = beginRowIndex,
                    tmpBeginColIndex = beginColIndex,
                    tmpEndRowIndex = endRowIndex,
                    tmpEndColIndex = endColIndex,
                    cellInfo, colIndex, rowIndex;
                // ͨ��indexTable����Ƿ���ڳ���TableRange�ϱ߽�����
                if (beginRowIndex > 0) {
                    for (colIndex = beginColIndex; colIndex < endColIndex; colIndex++) {
                        cellInfo = me.indexTable[beginRowIndex][colIndex];
                        rowIndex = cellInfo.rowIndex;
                        if (rowIndex < beginRowIndex) {
                            tmpBeginRowIndex = Math.min(rowIndex, tmpBeginRowIndex);
                        }
                    }
                }
                // ͨ��indexTable����Ƿ���ڳ���TableRange�ұ߽�����
                if (endColIndex < me.colsNum) {
                    for (rowIndex = beginRowIndex; rowIndex < endRowIndex; rowIndex++) {
                        cellInfo = me.indexTable[rowIndex][endColIndex];
                        colIndex = cellInfo.colIndex + cellInfo.colSpan - 1;
                        if (colIndex > endColIndex) {
                            tmpEndColIndex = Math.max(colIndex, tmpEndColIndex);
                        }
                    }
                }
                // ����Ƿ��г���TableRange�±߽�����
                if (endRowIndex < me.rowsNum) {
                    for (colIndex = beginColIndex; colIndex < endColIndex; colIndex++) {
                        cellInfo = me.indexTable[endRowIndex][colIndex];
                        rowIndex = cellInfo.rowIndex + cellInfo.rowSpan - 1;
                        if (rowIndex > endRowIndex) {
                            tmpEndRowIndex = Math.max(rowIndex, tmpEndRowIndex);
                        }
                    }
                }
                // ����Ƿ��г���TableRange��߽�����
                if (beginColIndex > 0) {
                    for (rowIndex = beginRowIndex; rowIndex < endRowIndex; rowIndex++) {
                        cellInfo = me.indexTable[rowIndex][beginColIndex];
                        colIndex = cellInfo.colIndex;
                        if (colIndex < beginColIndex) {
                            tmpBeginColIndex = Math.min(cellInfo.colIndex, tmpBeginColIndex);
                        }
                    }
                }
                //�ݹ����ֱ������������п�ѡ��Ԫ�����չ
                if (tmpBeginRowIndex != beginRowIndex || tmpBeginColIndex != beginColIndex || tmpEndRowIndex != endRowIndex || tmpEndColIndex != endColIndex) {
                    return checkRange(tmpBeginRowIndex, tmpBeginColIndex, tmpEndRowIndex, tmpEndColIndex);
                } else {
                    // ����Ҫ��չTableRange�����
                    return {
                        beginRowIndex:beginRowIndex,
                        beginColIndex:beginColIndex,
                        endRowIndex:endRowIndex,
                        endColIndex:endColIndex
                    };
                }
            }

            try {
                var me = this,
                    cellAInfo = me.getCellInfo(cellA);
                if (cellA === cellB) {
                    return {
                        beginRowIndex:cellAInfo.rowIndex,
                        beginColIndex:cellAInfo.colIndex,
                        endRowIndex:cellAInfo.rowIndex + cellAInfo.rowSpan - 1,
                        endColIndex:cellAInfo.colIndex + cellAInfo.colSpan - 1
                    };
                }
                var cellBInfo = me.getCellInfo(cellB);
                // ����TableRange���ĸ���
                var beginRowIndex = Math.min(cellAInfo.rowIndex, cellBInfo.rowIndex),
                    beginColIndex = Math.min(cellAInfo.colIndex, cellBInfo.colIndex),
                    endRowIndex = Math.max(cellAInfo.rowIndex + cellAInfo.rowSpan - 1, cellBInfo.rowIndex + cellBInfo.rowSpan - 1),
                    endColIndex = Math.max(cellAInfo.colIndex + cellAInfo.colSpan - 1, cellBInfo.colIndex + cellBInfo.colSpan - 1);

                return checkRange(beginRowIndex, beginColIndex, endRowIndex, endColIndex);


            } catch (e) {
                if (debug) throw e;
            }
        },
        /**
         * ����cellsRange��ȡ��Ӧ�ĵ�Ԫ�񼯺�
         */
        getCells:function (range) {
            //ÿ�λ�ȡcells֮ǰ����������ϴε�ѡ�񣬷����Ժ����ȡ�������Ӱ��
            this.clearSelected();
            var beginRowIndex = range.beginRowIndex,
                beginColIndex = range.beginColIndex,
                endRowIndex = range.endRowIndex,
                endColIndex = range.endColIndex,
                cellInfo, rowIndex, colIndex, tdHash = {}, returnTds = [];
            for (var i = beginRowIndex; i <= endRowIndex; i++) {
                for (var j = beginColIndex; j <= endColIndex; j++) {
                    cellInfo = this.indexTable[i][j];
                    rowIndex = cellInfo.rowIndex;
                    colIndex = cellInfo.colIndex;
                    // ���Cells���Ѿ����˴�Cell�����
                    var key = rowIndex + '|' + colIndex;
                    if (tdHash[key]) continue;
                    tdHash[key] = 1;
                    if (rowIndex < i || colIndex < j || rowIndex + cellInfo.rowSpan - 1 > endRowIndex || colIndex + cellInfo.colSpan - 1 > endColIndex) {
                        return null;
                    }
                    returnTds.push(this.getCell(rowIndex, cellInfo.cellIndex));
                }
            }
            return returnTds;
        },
        /**
         * �����Ѿ�ѡ�еĵ�Ԫ��
         */
        clearSelected:function () {
            removeSelectedClass(this.selectedTds);
            this.selectedTds = [];
            this.cellsRange = {};
        },
        /**
         * ���range�����Ѿ�ѡ�еĵ�Ԫ��
         */
        setSelected:function (range) {
            var cells = this.getCells(range);
            addSelectedClass(cells);
            this.selectedTds = cells;
            this.cellsRange = range;
        },
        isFullRow:function () {
            var range = this.cellsRange;
            return (range.endColIndex - range.beginColIndex + 1) == this.colsNum;
        },
        isFullCol:function () {
            var range = this.cellsRange,
                table = this.table,
                ths = table.getElementsByTagName("th"),
                rows = range.endRowIndex - range.beginRowIndex + 1;
            return  !ths.length ? rows == this.rowsNum : rows == this.rowsNum || (rows == this.rowsNum - 1);

        },
        /**
         * ��ȡ�Ӿ��ϵ�ǰ�õ�Ԫ��Ĭ������ߣ�top����ʱ
         * @param cell
         * @param top
         */
        getNextCell:function (cell, bottom, ignoreRange) {
            try {
                var cellInfo = this.getCellInfo(cell),
                    nextRowIndex, nextColIndex;
                var len = this.selectedTds.length && !ignoreRange,
                    range = this.cellsRange;
                //ĩ�л���ĩ��û�к��õ�Ԫ��
                if ((!bottom && (cellInfo.rowIndex == 0)) || (bottom && (!len ? (cellInfo.rowIndex + cellInfo.rowSpan > this.rowsNum - 1) : (range.endRowIndex == this.rowsNum - 1)))) return null;

                nextRowIndex = !bottom ? ( !len ? cellInfo.rowIndex - 1 : range.beginRowIndex - 1)
                    : ( !len ? (cellInfo.rowIndex + cellInfo.rowSpan) : range.endRowIndex + 1);
                nextColIndex = !len ? cellInfo.colIndex : range.beginColIndex;
                return this.getCell(this.indexTable[nextRowIndex][nextColIndex].rowIndex, this.indexTable[nextRowIndex][nextColIndex].cellIndex);
            } catch (e) {
                showError(e);
            }
        },
        getPreviewCell:function (cell, top) {
            try {
                var cellInfo = this.getCellInfo(cell),
                    previewRowIndex, previewColIndex;
                var len = this.selectedTds.length,
                    range = this.cellsRange;
                //���л�������û��ǰ�õ�Ԫ��
                if ((!top && (!len ? !cellInfo.colIndex : !range.beginColIndex)) || (top && (!len ? (cellInfo.rowIndex > (this.colsNum - 1)) : (range.endColIndex == this.colsNum - 1)))) return null;

                previewRowIndex = !top ? ( !len ? cellInfo.rowIndex : range.beginRowIndex )
                    : ( !len ? (cellInfo.rowIndex < 1 ? 0 : (cellInfo.rowIndex - 1)) : range.beginRowIndex);
                previewColIndex = !top ? ( !len ? (cellInfo.colIndex < 1 ? 0 : (cellInfo.colIndex - 1)) : range.beginColIndex - 1)
                    : ( !len ? cellInfo.colIndex : range.endColIndex + 1);
                return this.getCell(this.indexTable[previewRowIndex][previewColIndex].rowIndex, this.indexTable[previewRowIndex][previewColIndex].cellIndex);
            } catch (e) {
                showError(e);
            }
        },
        /**
         * �ƶ���Ԫ���е�����
         */
        moveContent:function (cellTo, cellFrom) {
            if (isEmptyBlock(cellFrom)) return;
            if (isEmptyBlock(cellTo)) {
                cellTo.innerHTML = cellFrom.innerHTML;
                return;
            }
            var child = cellTo.lastChild;
            if (child.nodeType == 3 || !dtd.$block[child.tagName]) {
                cellTo.appendChild(cellTo.ownerDocument.createElement('br'))
            }
            while (child = cellFrom.firstChild) {
                cellTo.appendChild(child);
            }
        },
        /**
         * ���Һϲ���Ԫ��
         */
        mergeRight:function (cell) {
            var cellInfo = this.getCellInfo(cell),
                rightColIndex = cellInfo.colIndex + cellInfo.colSpan,
                rightCellInfo = this.indexTable[cellInfo.rowIndex][rightColIndex],
                rightCell = this.getCell(rightCellInfo.rowIndex, rightCellInfo.cellIndex);
            //�ϲ�
            cell.colSpan = cellInfo.colSpan + rightCellInfo.colSpan;
            //���ϲ��ĵ�Ԫ��Ӧ���ڿ������
            cell.removeAttribute("width");
            //�ƶ�����
            this.moveContent(cell, rightCell);
            //ɾ�����ϲ���Cell
            this.deleteCell(rightCell, rightCellInfo.rowIndex);
            this.update();
        },
        /**
         * ���ºϲ���Ԫ��
         */
        mergeDown:function (cell) {
            var cellInfo = this.getCellInfo(cell),
                downRowIndex = cellInfo.rowIndex + cellInfo.rowSpan,
                downCellInfo = this.indexTable[downRowIndex][cellInfo.colIndex],
                downCell = this.getCell(downCellInfo.rowIndex, downCellInfo.cellIndex);
            cell.rowSpan = cellInfo.rowSpan + downCellInfo.rowSpan;
            cell.removeAttribute("height");
            this.moveContent(cell, downCell);
            this.deleteCell(downCell, downCellInfo.rowIndex);
            this.update();
        },
        /**
         * �ϲ����range�е�����
         */
        mergeRange:function () {
            //���ںϲ���������������ʱ�̽��У������޷�ͨ�����λ�õ���Ϣʵʱ���range��ֻ��ͨ���ʵ���е�cellsRange����������
            var range = this.cellsRange,
                leftTopCell = this.getCell(range.beginRowIndex, this.indexTable[range.beginRowIndex][range.beginColIndex].cellIndex);
            if (leftTopCell.tagName == "TH" && range.endRowIndex !== range.beginRowIndex) {
                var index = this.indexTable,
                    info = this.getCellInfo(leftTopCell);
                leftTopCell = this.getCell(1, index[1][info.colIndex].cellIndex);
                range = this.getCellsRange(leftTopCell, this.getCell(index[this.rowsNum - 1][info.colIndex].rowIndex, index[this.rowsNum - 1][info.colIndex].cellIndex));
            }

            // ɾ��ʣ���Cells
            var cells = this.getCells(range),
                len = cells.length, cell;
            while (len--) {
                cell = cells[len];
                if (cell !== leftTopCell) {
                    this.moveContent(leftTopCell, cell);
                    this.deleteCell(cell);
                }
            }
            // �޸����Ͻ�Cell��rowSpan��colSpan������������������
            leftTopCell.rowSpan = range.endRowIndex - range.beginRowIndex + 1;
            leftTopCell.rowSpan > 1 && leftTopCell.removeAttribute("height");
            leftTopCell.colSpan = range.endColIndex - range.beginColIndex + 1;
            leftTopCell.colSpan > 1 && leftTopCell.removeAttribute("width");
            if (leftTopCell.rowSpan == this.rowsNum && leftTopCell.colSpan != 1) {
                leftTopCell.colSpan = 1;
            }
            if (leftTopCell.colSpan == this.colsNum && leftTopCell.rowSpan != 1) {
                var rowIndex = leftTopCell.parentNode.rowIndex;
                for (var i = 0; i < leftTopCell.rowSpan - 1; i++) {
                    var row = this.table.rows[rowIndex + 1];
                    row.parentNode.removeChild(row);
                }
                leftTopCell.rowSpan = 1;
            }
            this.update();
        },
        /**
         * ����һ�е�Ԫ��
         */
        insertRow:function (rowIndex, sourceCell) {
            var numCols = this.colsNum,
                table = this.table,
                row = table.insertRow(rowIndex), cell,
                width = parseInt((table.offsetWidth - numCols * 20 - numCols - 1) / numCols, 10);
            //����ֱ�Ӳ���,���迼�ǲ��ֵ�Ԫ��rowspan�����
            if (rowIndex == 0 || rowIndex == this.rowsNum) {
                for (var colIndex = 0; colIndex < numCols; colIndex++) {
                    cell = this.cloneCell(sourceCell, true);
                    this.setCellContent(cell);
                    cell.getAttribute('vAlign') && cell.setAttribute('vAlign', cell.getAttribute('vAlign'));
                    row.appendChild(cell);
                }
            } else {
                var infoRow = this.indexTable[rowIndex],
                    cellIndex = 0;
                for (colIndex = 0; colIndex < numCols; colIndex++) {
                    var cellInfo = infoRow[colIndex];
                    //������ĳ����Ԫ���rowspan���������е�λ�ã����޸ĸõ�Ԫ���rowspan���ɣ�������뵥Ԫ��
                    if (cellInfo.rowIndex < rowIndex) {
                        cell = this.getCell(cellInfo.rowIndex, cellInfo.cellIndex);
                        cell.rowSpan = cellInfo.rowSpan + 1;
                    } else {
                        cell = this.cloneCell(sourceCell, true);
                        this.setCellContent(cell);
                        row.appendChild(cell);
                    }
                }
            }
            //��ѡʱ���벻����contentchange����Ҫ�ֶ���������
            this.update();
            return row;
        },
        /**
         * ɾ��һ�е�Ԫ��
         * @param rowIndex
         */
        deleteRow:function (rowIndex) {
            var row = this.table.rows[rowIndex],
                infoRow = this.indexTable[rowIndex],
                colsNum = this.colsNum,
                count = 0;     //�������
            for (var colIndex = 0; colIndex < colsNum;) {
                var cellInfo = infoRow[colIndex],
                    cell = this.getCell(cellInfo.rowIndex, cellInfo.cellIndex);
                if (cell.rowSpan > 1) {
                    if (cellInfo.rowIndex == rowIndex) {
                        var clone = cell.cloneNode(true);
                        clone.rowSpan = cell.rowSpan - 1;
                        clone.innerHTML = "";
                        cell.rowSpan = 1;
                        var nextRowIndex = rowIndex + 1,
                            nextRow = this.table.rows[nextRowIndex],
                            insertCellIndex,
                            preMerged = this.getPreviewMergedCellsNum(nextRowIndex, colIndex) - count;
                        if (preMerged < colIndex) {
                            insertCellIndex = colIndex - preMerged - 1;
                            //nextRow.insertCell(insertCellIndex);
                            domUtils.insertAfter(nextRow.cells[insertCellIndex], clone);
                        } else {
                            if (nextRow.cells.length) nextRow.insertBefore(clone, nextRow.cells[0])
                        }
                        count += 1;
                        //cell.parentNode.removeChild(cell);
                    }
                }
                colIndex += cell.colSpan || 1;
            }
            var deleteTds = [], cacheMap = {};
            for (colIndex = 0; colIndex < colsNum; colIndex++) {
                var tmpRowIndex = infoRow[colIndex].rowIndex,
                    tmpCellIndex = infoRow[colIndex].cellIndex,
                    key = tmpRowIndex + "_" + tmpCellIndex;
                if (cacheMap[key])continue;
                cacheMap[key] = 1;
                cell = this.getCell(tmpRowIndex, tmpCellIndex);
                deleteTds.push(cell);
            }
            var mergeTds = [];
            utils.each(deleteTds, function (td) {
                if (td.rowSpan == 1) {
                    td.parentNode.removeChild(td);
                } else {
                    mergeTds.push(td);
                }
            });
            utils.each(mergeTds, function (td) {
                td.rowSpan--;
            });
            row.parentNode.removeChild(row);
            //����������������bug,�����Զ��巽��ɾ��
            //this.table.deleteRow(rowIndex);
            this.update();
        },
        insertCol:function (colIndex, sourceCell, defaultValue) {
            var rowsNum = this.rowsNum,
                rowIndex = 0,
                tableRow, cell,
                backWidth = parseInt((this.table.offsetWidth - (this.colsNum + 1) * 20 - (this.colsNum + 1)) / (this.colsNum + 1), 10);

            function replaceTdToTh(rowIndex, cell, tableRow) {
                if (rowIndex == 0) {
                    var th = cell.nextSibling || cell.previousSibling;
                    if (th.tagName == 'TH') {
                        th = cell.ownerDocument.createElement("th");
                        th.appendChild(cell.firstChild);
                        tableRow.insertBefore(th, cell);
                        domUtils.remove(cell)
                    }
                }
            }

            var preCell;
            if (colIndex == 0 || colIndex == this.colsNum) {
                for (; rowIndex < rowsNum; rowIndex++) {
                    tableRow = this.table.rows[rowIndex];
                    preCell = tableRow.cells[colIndex == 0 ? colIndex : tableRow.cells.length];
                    cell = this.cloneCell(sourceCell, true); //tableRow.insertCell(colIndex == 0 ? colIndex : tableRow.cells.length);
                    this.setCellContent(cell);
                    cell.setAttribute('vAlign', cell.getAttribute('vAlign'));
                    preCell && cell.setAttribute('width', preCell.getAttribute('width'));
                    if (!colIndex) {
                        tableRow.insertBefore(cell, tableRow.cells[0]);
                    } else {
                        domUtils.insertAfter(tableRow.cells[tableRow.cells.length - 1], cell);
                    }
                    replaceTdToTh(rowIndex, cell, tableRow)
                }
            } else {
                for (; rowIndex < rowsNum; rowIndex++) {
                    var cellInfo = this.indexTable[rowIndex][colIndex];
                    if (cellInfo.colIndex < colIndex) {
                        cell = this.getCell(cellInfo.rowIndex, cellInfo.cellIndex);
                        cell.colSpan = cellInfo.colSpan + 1;
                    } else {
                        tableRow = this.table.rows[rowIndex];
                        preCell = tableRow.cells[cellInfo.cellIndex];

                        cell = this.cloneCell(sourceCell, true);//tableRow.insertCell(cellInfo.cellIndex);
                        this.setCellContent(cell);
                        cell.setAttribute('vAlign', cell.getAttribute('vAlign'));
                        preCell && cell.setAttribute('width', preCell.getAttribute('width'))
                        tableRow.insertBefore(cell, preCell);
                    }
                    replaceTdToTh(rowIndex, cell, tableRow);
                }
            }
            //��ѡʱ���벻����contentchange����Ҫ�ֶ���������
            this.update();
            this.updateWidth(backWidth, defaultValue || {tdPadding:10, tdBorder:1});
        },
        updateWidth:function (width, defaultValue) {
            var table = this.table,
                tmpWidth = getWidth(table) - defaultValue.tdPadding * 2 - defaultValue.tdBorder + width;
            if (tmpWidth < table.ownerDocument.body.offsetWidth) {
                table.setAttribute("width", tmpWidth);
                return;
            }
            var tds = domUtils.getElementsByTagName(this.table, "td");
            utils.each(tds, function (td) {
                td.setAttribute("width", width);
            })
        },
        deleteCol:function (colIndex) {
            var indexTable = this.indexTable,
                tableRows = this.table.rows,
                backTableWidth = this.table.getAttribute("width"),
                backTdWidth = 0,
                rowsNum = this.rowsNum,
                cacheMap = {};
            for (var rowIndex = 0; rowIndex < rowsNum;) {
                var infoRow = indexTable[rowIndex],
                    cellInfo = infoRow[colIndex],
                    key = cellInfo.rowIndex + '_' + cellInfo.colIndex;
                // ����Ѿ�������Cell
                if (cacheMap[key])continue;
                cacheMap[key] = 1;
                var cell = this.getCell(cellInfo.rowIndex, cellInfo.cellIndex);
                if (!backTdWidth) backTdWidth = cell && parseInt(cell.offsetWidth / cell.colSpan, 10).toFixed(0);
                // ���Cell��colSpan����1, ���޸�colSpan, �����ɾ�����Cell
                if (cell.colSpan > 1) {
                    cell.colSpan--;
                } else {
                    tableRows[rowIndex].deleteCell(cellInfo.cellIndex);
                }
                rowIndex += cellInfo.rowSpan || 1;
            }
            this.table.setAttribute("width", backTableWidth - backTdWidth);
            this.update();
        },
        splitToCells:function (cell) {
            var me = this,
                cells = this.splitToRows(cell);
            utils.each(cells, function (cell) {
                me.splitToCols(cell);
            })
        },
        splitToRows:function (cell) {
            var cellInfo = this.getCellInfo(cell),
                rowIndex = cellInfo.rowIndex,
                colIndex = cellInfo.colIndex,
                results = [];
            // �޸�Cell��rowSpan
            cell.rowSpan = 1;
            results.push(cell);
            // ���뵥Ԫ��
            for (var i = rowIndex, endRow = rowIndex + cellInfo.rowSpan; i < endRow; i++) {
                if (i == rowIndex)continue;
                var tableRow = this.table.rows[i],
                    tmpCell = tableRow.insertCell(colIndex - this.getPreviewMergedCellsNum(i, colIndex));
                tmpCell.colSpan = cellInfo.colSpan;
                this.setCellContent(tmpCell);
                tmpCell.setAttribute('vAlign', cell.getAttribute('vAlign'));
                tmpCell.setAttribute('align', cell.getAttribute('align'));
                if (cell.style.cssText) {
                    tmpCell.style.cssText = cell.style.cssText;
                }
                results.push(tmpCell);
            }
            this.update();
            return results;
        },
        getPreviewMergedCellsNum:function (rowIndex, colIndex) {
            var indexRow = this.indexTable[rowIndex],
                num = 0;
            for (var i = 0; i < colIndex;) {
                var colSpan = indexRow[i].colSpan,
                    tmpRowIndex = indexRow[i].rowIndex;
                num += (colSpan - (tmpRowIndex == rowIndex ? 1 : 0));
                i += colSpan;
            }
            return num;
        },
        splitToCols:function (cell) {
            var backWidth = (cell.offsetWidth / cell.colSpan - 22).toFixed(0),

                cellInfo = this.getCellInfo(cell),
                rowIndex = cellInfo.rowIndex,
                colIndex = cellInfo.colIndex,
                results = [];
            // �޸�Cell��rowSpan
            cell.colSpan = 1;
            cell.setAttribute("width", backWidth);
            results.push(cell);
            // ���뵥Ԫ��
            for (var j = colIndex, endCol = colIndex + cellInfo.colSpan; j < endCol; j++) {
                if (j == colIndex)continue;
                var tableRow = this.table.rows[rowIndex],
                    tmpCell = tableRow.insertCell(this.indexTable[rowIndex][j].cellIndex + 1);
                tmpCell.rowSpan = cellInfo.rowSpan;
                this.setCellContent(tmpCell);
                tmpCell.setAttribute('vAlign', cell.getAttribute('vAlign'));
                tmpCell.setAttribute('align', cell.getAttribute('align'));
                tmpCell.setAttribute('width', backWidth);
                if (cell.style.cssText) {
                    tmpCell.style.cssText = cell.style.cssText;
                }
                //����th�����
                if (cell.tagName == 'TH') {
                    var th = cell.ownerDocument.createElement('th');
                    th.appendChild(tmpCell.firstChild);
                    th.setAttribute('vAlign', cell.getAttribute('vAlign'));
                    th.rowSpan = tmpCell.rowSpan;
                    tableRow.insertBefore(th, tmpCell);
                    domUtils.remove(tmpCell);
                }
                results.push(tmpCell);
            }
            this.update();
            return results;
        },
        isLastCell:function (cell, rowsNum, colsNum) {
            rowsNum = rowsNum || this.rowsNum;
            colsNum = colsNum || this.colsNum;
            var cellInfo = this.getCellInfo(cell);
            return ((cellInfo.rowIndex + cellInfo.rowSpan) == rowsNum) &&
                ((cellInfo.colIndex + cellInfo.colSpan) == colsNum);
        },
        getLastCell:function (cells) {
            cells = cells || this.table.getElementsByTagName("td");
            var firstInfo = this.getCellInfo(cells[0]);
            var me = this, last = cells[0],
                tr = last.parentNode,
                cellsNum = 0, cols = 0, rows;
            utils.each(cells, function (cell) {
                if (cell.parentNode == tr)cols += cell.colSpan || 1;
                cellsNum += cell.rowSpan * cell.colSpan || 1;
            });
            rows = cellsNum / cols;
            utils.each(cells, function (cell) {
                if (me.isLastCell(cell, rows, cols)) {
                    last = cell;
                    return false;
                }
            });
            return last;

        },
        selectRow:function (rowIndex) {
            var indexRow = this.indexTable[rowIndex],
                start = this.getCell(indexRow[0].rowIndex, indexRow[0].cellIndex),
                end = this.getCell(indexRow[this.colsNum - 1].rowIndex, indexRow[this.colsNum - 1].cellIndex),
                range = this.getCellsRange(start, end);
            this.setSelected(range);
        },
        selectTable:function () {
            var tds = this.table.getElementsByTagName("td"),
                range = this.getCellsRange(tds[0], tds[tds.length - 1]);
            this.setSelected(range);
        }
    };


    function getSelectedArr(editor) {
        var ut = getTableItemsByRange(editor).cell || getUETableBySelected(editor);
        return ut ? (ut.nodeType ? [ut] : ut.selectedTds) : [];
    }

    /**
     * ��ݵ�ǰѡ���ȡ��ص�table��Ϣ
     * @return {Object}
     */
    function getTableItemsByRange(editor) {
        var start = editor.selection.getStart(),
        //��table����td��Ե�п��ܴ���ѡ��tr�����
            cell = start && domUtils.findParentByTagName(start, ["td", "th"], true),
            tr = cell && cell.parentNode,
            caption = start && domUtils.findParentByTagName(start, 'caption', true),
            table = caption ? caption.parentNode : tr && tr.parentNode.parentNode;

        return {
            cell:cell,
            tr:tr,
            table:table,
            caption:caption
        }
    }

    /**
     * ��ȡ��Ҫ������Ӧ�������move�¼���td����
     * @param evt
     */
    function getTargetTd(editor, evt) {
        var target = domUtils.findParentByTagName(evt.target || evt.srcElement, ["td", "th"], true);
        //�ų��˷�td�ڲ��Լ����ڴ���������ֵ�td
        return target && !(editor.fireEvent("excludetable", target) === true) ? target : null;
    }

    function cloneCell(cell, ingoreMerge) {
        if (!cell || utils.isString(cell)) {
            return this.table.ownerDocument.createElement(cell || 'td');
        }
        var flag = domUtils.hasClass(cell, "selectTdClass");
        flag && domUtils.removeClasses(cell, "selectTdClass");
        var tmpCell = cell.cloneNode(true);
        if (ingoreMerge) {
            tmpCell.rowSpan = tmpCell.colSpan = 1;
        }
        tmpCell.style.borderLeftStyle = "";
        tmpCell.style.borderTopStyle = "";
        tmpCell.style.borderLeftColor = cell.style.borderRightColor;
        tmpCell.style.borderLeftWidth = cell.style.borderRightWidth;
        tmpCell.style.borderTopColor = cell.style.borderBottomColor;
        tmpCell.style.borderTopWidth = cell.style.borderBottomWidth;
        flag && domUtils.addClass(cell, "selectTdClass");
        return tmpCell;
    }
};

///import core
///commands �Ҽ�˵�
///commandsName  ContextMenu
///commandsTitle  �Ҽ�˵�
/**
 * �Ҽ�˵�
 * @function
 * @name baidu.editor.plugins.contextmenu
 * @author zhanyi
 */

UE.plugins['contextmenu'] = function () {
    var me = this,
            lang = me.getLang( "contextMenu" ),
            menu,
            items = me.options.contextMenu || [
                {label:lang['selectall'], cmdName:'selectall'},
                {
                    label:lang.deletecode,
                    cmdName:'highlightcode',
                    icon:'deletehighlightcode'
                },
                {
                    label:lang.cleardoc,
                    cmdName:'cleardoc',
                    exec:function () {
                        if ( confirm( lang.confirmclear ) ) {
                            this.execCommand( 'cleardoc' );
                        }
                    }
                },
                '-',
                {
                    label:lang.unlink,
                    cmdName:'unlink'
                },
                '-',
                {
                    group:lang.paragraph,
                    icon:'justifyjustify',
                    subMenu:[
                        {
                            label:lang.justifyleft,
                            cmdName:'justify',
                            value:'left'
                        },
                        {
                            label:lang.justifyright,
                            cmdName:'justify',
                            value:'right'
                        },
                        {
                            label:lang.justifycenter,
                            cmdName:'justify',
                            value:'center'
                        },
                        {
                            label:lang.justifyjustify,
                            cmdName:'justify',
                            value:'justify'
                        }
                    ]
                },
                '-',
                {
                    group:lang.table,
                    icon:'table',
                    subMenu:[
                        {
                            label:lang.inserttable,
                            cmdName:'inserttable'
                        },
                        {
                            label:lang.deletetable,
                            cmdName:'deletetable'
                        },
                        '-',
                        {
                            label:lang.deleterow,
                            cmdName:'deleterow'
                        },
                        {
                            label:lang.deletecol,
                            cmdName:'deletecol'
                        },
                        {
                            label:lang.insertcol,
                            cmdName:'insertcol'
                        },
                        {
                            label:lang.insertcolnext,
                            cmdName:'insertcolnext'
                        },
                        {
                            label:lang.insertrow,
                            cmdName:'insertrow'
                        },
                        {
                            label:lang.insertrownext,
                            cmdName:'insertrownext'
                        },
                        '-',
                        {
                            label:lang.insertcaption,
                            cmdName:'insertcaption'
                        },
                        {
                            label:lang.deletecaption,
                            cmdName:'deletecaption'
                        },
                        {
                            label:lang.inserttitle,
                            cmdName:'inserttitle'
                        },
                        {
                            label:lang.deletetitle,
                            cmdName:'deletetitle'
                        },
                        '-',
                        {
                            label:lang.mergecells,
                            cmdName:'mergecells'
                        },
                        {
                            label:lang.mergeright,
                            cmdName:'mergeright'
                        },
                        {
                            label:lang.mergedown,
                            cmdName:'mergedown'
                        },
                        '-',
                        {
                            label:lang.splittorows,
                            cmdName:'splittorows'
                        },
                        {
                            label:lang.splittocols,
                            cmdName:'splittocols'
                        },
                        {
                            label:lang.splittocells,
                            cmdName:'splittocells'
                        },
                        '-',
                        {
                            label:lang.averageDiseRow,
                            cmdName:'averagedistributerow'
                        },
                        {
                            label:lang.averageDisCol,
                            cmdName:'averagedistributecol'
                        },
                        '-',
                        {
                            label:lang.edittd,
                            cmdName:'edittd',
                            exec:function () {
                                if ( UE.ui['edittd'] ) {
                                    new UE.ui['edittd']( this );
                                }
                                this.getDialog('edittd').open();
                            }
                        },
                        {
                            label:lang.edittable,
                            cmdName:'edittable',
                            exec:function () {
                                if ( UE.ui['edittable'] ) {
                                    new UE.ui['edittable']( this );
                                }
                                this.getDialog('edittable').open();
                            }
                        }
                    ]
                },
                {
                    group:lang.aligntd,
                    icon:'aligntd',
                    subMenu:[
                        {
                            cmdName:'cellalignment',
                            value:{align:'left',vAlign:'top'}
                        },
                        {
                            cmdName:'cellalignment',
                            value:{align:'center',vAlign:'top'}
                        },
                        {
                            cmdName:'cellalignment',
                            value:{align:'right',vAlign:'top'}
                        },
                        {
                            cmdName:'cellalignment',
                            value:{align:'left',vAlign:'middle'}
                        },
                        {
                            cmdName:'cellalignment',
                            value:{align:'center',vAlign:'middle'}
                        },
                        {
                            cmdName:'cellalignment',
                            value:{align:'right',vAlign:'middle'}
                        },
                        {
                            cmdName:'cellalignment',
                            value:{align:'left',vAlign:'bottom'}
                        },
                        {
                            cmdName:'cellalignment',
                            value:{align:'center',vAlign:'bottom'}
                        },
                        {
                            cmdName:'cellalignment',
                            value:{align:'right',vAlign:'bottom'}
                        }
                    ]
                },
                {
                    group:lang.aligntable,
                    icon:'aligntable',
                    subMenu:[
                        {
                            cmdName:'tablealignment',
                            label:lang.tableleft,
                            value:['float','left']
                        },
                        {
                            cmdName:'tablealignment',
                            label:lang.tablecenter,
                            value:['margin','0 auto']
                        },
                        {
                            cmdName:'tablealignment',
                            label:lang.tableright,
                            value:['float','right']
                        }
                    ]
                },
                '-',
                {
                    label:lang.insertparagraphbefore,
                    cmdName:'insertparagraph',
                    value:true
                },
                {
                    label:lang.insertparagraphafter,
                    cmdName:'insertparagraph'
                },
                {
                    label:lang['copy'],
                    cmdName:'copy',
                    exec:function () {
                        alert( lang.copymsg );
                    },
                    query:function () {
                        return 0;
                    }
                },
                {
                    label:lang['paste'],
                    cmdName:'paste',
                    exec:function () {
                        alert( lang.pastemsg );
                    },
                    query:function () {
                        return 0;
                    }
                },{
                    label:lang['highlightcode'],
                    cmdName:'highlightcode',
                    exec:function () {
                        if ( UE.ui['highlightcode'] ) {
                            new UE.ui['highlightcode']( this );
                        }
                        this.ui._dialogs['highlightcodeDialog'].open();
                    }
                }
            ];
    if ( !items.length ) {
        return;
    }
    var uiUtils = UE.ui.uiUtils;
    me.addListener( 'contextmenu', function ( type, evt ) {
        var offset = uiUtils.getViewportOffsetByEvent( evt );
        me.fireEvent( 'beforeselectionchange' );
        if ( menu ) {
            menu.destroy();
        }
        for ( var i = 0, ti, contextItems = []; ti = items[i]; i++ ) {
            var last;
            (function ( item ) {
                if ( item == '-' ) {
                    if ( (last = contextItems[contextItems.length - 1 ] ) && last !== '-' ) {
                        contextItems.push( '-' );
                    }
                } else if ( item.hasOwnProperty( "group" ) ) {
                    for ( var j = 0, cj, subMenu = []; cj = item.subMenu[j]; j++ ) {
                        (function ( subItem ) {
                            if ( subItem == '-' ) {
                                if ( (last = subMenu[subMenu.length - 1 ] ) && last !== '-' ) {
                                    subMenu.push( '-' );
                                }else{
                                    subMenu.splice(subMenu.length-1);
                                }
                            } else {
                                if ( (me.commands[subItem.cmdName] || UE.commands[subItem.cmdName] || subItem.query) &&
                                        (subItem.query ? subItem.query() : me.queryCommandState( subItem.cmdName )) > -1 ) {
                                    subMenu.push( {
                                        'label':subItem.label || me.getLang( "contextMenu." + subItem.cmdName + (subItem.value || '') )||"",
                                        'className':'edui-for-' +subItem.cmdName,
                                        onclick:subItem.exec ? function () {
                                                subItem.exec.call( me );
                                        } : function () {
                                            me.execCommand( subItem.cmdName, subItem.value );
                                        }
                                    } );
                                }
                            }
                        })( cj );
                    }
                    if ( subMenu.length ) {
                        function getLabel(){
                            switch (item.icon){
                                case "table":
                                    return me.getLang( "contextMenu.table" );
                                case "justifyjustify":
                                    return me.getLang( "contextMenu.paragraph" );
                                case "aligntd":
                                    return me.getLang("contextMenu.aligntd");
                                case "aligntable":
                                    return me.getLang("contextMenu.aligntable");
                                default :
                                    return '';
                            }
                        }
                        contextItems.push( {
                            //todo ������Զ���ȡ��ʽ
                            'label':getLabel(),
                            className:'edui-for-' + item.icon,
                            'subMenu':{
                                items:subMenu,
                                editor:me
                            }
                        } );
                    }

                } else {
                    //�п���commmandû�м����Ҽ��ܳ���������û��commandҲ����չʾ�������query����
                    if ( (me.commands[item.cmdName] || UE.commands[item.cmdName] || item.query) &&
                            (item.query ? item.query.call(me) : me.queryCommandState( item.cmdName )) > -1 ) {
                        //highlight todo
                        if ( item.cmdName == 'highlightcode' ) {
                            if(me.queryCommandState( item.cmdName ) == 1 && item.icon != 'deletehighlightcode'){
                                return;
                            }
                            if(me.queryCommandState( item.cmdName ) != 1 && item.icon == 'deletehighlightcode'){
                                return;
                            }
                        }
                        contextItems.push( {
                            'label':item.label || me.getLang( "contextMenu." + item.cmdName ),
                            className:'edui-for-' + (item.icon ? item.icon : item.cmdName + (item.value || '')),
                            onclick:item.exec ? function () {
                                item.exec.call( me );
                            } : function () {
                                me.execCommand( item.cmdName, item.value );
                            }
                        } );
                    }

                }

            })( ti );
        }
        if ( contextItems[contextItems.length - 1] == '-' ) {
            contextItems.pop();
        }
        menu = new UE.ui.Menu( {
            items:contextItems,
            editor:me
        } );
        menu.render();
        menu.showAt( offset );
        domUtils.preventDefault( evt );
        if ( browser.ie ) {
            var ieRange;
            try {
                ieRange = me.selection.getNative().createRange();
            } catch ( e ) {
                return;
            }
            if ( ieRange.item ) {
                var range = new dom.Range( me.document );
                range.selectNode( ieRange.item( 0 ) ).select( true, true );

            }
        }
    } );
};



///import core
///commands �Ӵ�,б��,�ϱ�,�±�
///commandsName  Bold,Italic,Subscript,Superscript
///commandsTitle  �Ӵ�,��б,�±�,�ϱ�
/**
 * b u i�Ȼ���ʵ��
 * @function
 * @name baidu.editor.execCommands
 * @param    {String}    cmdName    bold�Ӵ֡�italicб�塣subscript�ϱꡣsuperscript�±ꡣ
*/
UE.plugins['basestyle'] = function(){
    var basestyles = {
            'bold':['strong','b'],
            'italic':['em','i'],
            'subscript':['sub'],
            'superscript':['sup']
        },
        getObj = function(editor,tagNames){
            return domUtils.filterNodeList(editor.selection.getStartElementPath(),tagNames);
        },
        me = this;
    //��ӿ�ݼ�
    me.addshortcutkey({
        "Bold" : "ctrl+66",//^B
        "Italic" : "ctrl+73", //^I
        "Underline" : "ctrl+85"//^U
    });
    for ( var style in basestyles ) {
        (function( cmd, tagNames ) {
            me.commands[cmd] = {
                execCommand : function( cmdName ) {
                    var range = me.selection.getRange(),obj = getObj(this,tagNames);
                    if ( range.collapsed ) {
                        if ( obj ) {
                            var tmpText =  me.document.createTextNode('');
                            range.insertNode( tmpText ).removeInlineStyle( tagNames );
                            range.setStartBefore(tmpText);
                            domUtils.remove(tmpText);
                        } else {
                            var tmpNode = range.document.createElement( tagNames[0] );
                            if(cmdName == 'superscript' || cmdName == 'subscript'){
                                tmpText = me.document.createTextNode('');
                                range.insertNode(tmpText)
                                    .removeInlineStyle(['sub','sup'])
                                    .setStartBefore(tmpText)
                                    .collapse(true);
                            }
                            range.insertNode( tmpNode ).setStart( tmpNode, 0 );
                        }
                        range.collapse( true );
                    } else {
                        if(cmdName == 'superscript' || cmdName == 'subscript'){
                            if(!obj || obj.tagName.toLowerCase() != cmdName){
                                range.removeInlineStyle(['sub','sup']);
                            }
                        }
                        obj ? range.removeInlineStyle( tagNames ) : range.applyInlineStyle( tagNames[0] );
                    }
                    range.select();
                },
                queryCommandState : function() {
                   return getObj(this,tagNames) ? 1 : 0;
                }
            };
        })( style, basestyles[style] );
    }
};


///import core
///commands ѡ��·��
///commandsName  ElementPath,elementPathEnabled
///commandsTitle  ѡ��·��
/**
 * ѡ��·��
 * @function
 * @name baidu.editor.execCommand
 * @param {String}     cmdName     elementpathѡ��·��
 */
UE.plugins['elementpath'] = function(){
    var currentLevel,
        tagNames,
        me = this;
    me.setOpt('elementPathEnabled',true);
    if(!me.options.elementPathEnabled){
        return;
    }
    me.commands['elementpath'] = {
        execCommand : function( cmdName, level ) {
            var start = tagNames[level],
                range = me.selection.getRange();
            currentLevel = level*1;
            range.selectNode(start).select();
        },
        queryCommandValue : function() {
            //����һ�������������޸�ԭ����startElementPath;
            var parents = [].concat(this.selection.getStartElementPath()).reverse(),
                names = [];
            tagNames = parents;
            for(var i=0,ci;ci=parents[i];i++){
                if(ci.nodeType == 3) {
                    continue;
                }
                var name = ci.tagName.toLowerCase();
                if(name == 'img' && ci.getAttribute('anchorname')){
                    name = 'anchor';
                }
                names[i] = name;
                if(currentLevel == i){
                   currentLevel = -1;
                    break;
                }
            }
            return names;
        }
    };
};


///import core
///import plugins\removeformat.js
///commands ��ʽˢ
///commandsName  FormatMatch
///commandsTitle  ��ʽˢ
/**
 * ��ʽˢ��ֻ��ʽinline��
 * @function
 * @name baidu.editor.execCommand
 * @param {String}     cmdName    formatmatchִ�и�ʽˢ
 */
UE.plugins['formatmatch'] = function(){

    var me = this,
        list = [],img,
        flag = 0;

     me.addListener('reset',function(){
         list = [];
         flag = 0;
     });

    function addList(type,evt){
        
        if(browser.webkit){
            var target = evt.target.tagName == 'IMG' ? evt.target : null;
        }

        function addFormat(range){

            if(text){
                range.selectNode(text);
            }
            return range.applyInlineStyle(list[list.length-1].tagName,null,list);

        }

        me.undoManger && me.undoManger.save();

        var range = me.selection.getRange(),
            imgT = target || range.getClosedNode();
        if(img && imgT && imgT.tagName == 'IMG'){
            //trace:964

            imgT.style.cssText += ';float:' + (img.style.cssFloat || img.style.styleFloat ||'none') + ';display:' + (img.style.display||'inline');

            img = null;
        }else{
            if(!img){
                var collapsed = range.collapsed;
                if(collapsed){
                    var text = me.document.createTextNode('match');
                    range.insertNode(text).select();


                }
                me.__hasEnterExecCommand = true;
                //���ܰ�block�ϵ����Ըɵ�
                //trace:1553
                var removeFormatAttributes = me.options.removeFormatAttributes;
                me.options.removeFormatAttributes = '';
                me.execCommand('removeformat');
                me.options.removeFormatAttributes = removeFormatAttributes;
                me.__hasEnterExecCommand = false;
                //trace:969
                range = me.selection.getRange();
                if(list.length){
                    addFormat(range);
                }
                if(text){
                    range.setStartBefore(text).collapse(true);

                }
                range.select();
                text && domUtils.remove(text);
            }

        }




        me.undoManger && me.undoManger.save();
        me.removeListener('mouseup',addList);
        flag = 0;
    }

    me.commands['formatmatch'] = {
        execCommand : function( cmdName ) {
          
            if(flag){
                flag = 0;
                list = [];
                 me.removeListener('mouseup',addList);
                return;
            }


              
            var range = me.selection.getRange();
            img = range.getClosedNode();
            if(!img || img.tagName != 'IMG'){
               range.collapse(true).shrinkBoundary();
               var start = range.startContainer;
               list = domUtils.findParents(start,true,function(node){
                   return !domUtils.isBlockElm(node) && node.nodeType == 1;
               });
               //a���ܼ����ʽˢ, ���ҿ�¡�ڵ�
               for(var i=0,ci;ci=list[i];i++){
                   if(ci.tagName == 'A'){
                       list.splice(i,1);
                       break;
                   }
               }

            }

            me.addListener('mouseup',addList);
            flag = 1;


        },
        queryCommandState : function() {
            return flag;
        },
        notNeedUndo : 1
    };
};


///import core
///commands �����滻
///commandsName  SearchReplace
///commandsTitle  ��ѯ�滻
///commandsDialog  dialogs\searchreplace
/**
 * @description �����滻
 * @author zhanyi
 */
UE.plugins['searchreplace'] = function(){

    var currentRange,
        first,
        me = this;
    me.addListener('reset',function(){
        currentRange = null;
        first = null;
    });
    me.commands['searchreplace'] = {
        execCommand : function(cmdName,opt){
            var me = this,
                sel = me.selection,
                range,
                nativeRange,
                num = 0,
                opt = utils.extend(opt,{
                    all : false,
                    casesensitive : false,
                    dir : 1
                },true);

            if(browser.ie){
                while(1){
                    var tmpRange;
                    nativeRange = me.document.selection.createRange();
                    tmpRange = nativeRange.duplicate();
                    tmpRange.moveToElementText(me.document.body);
                    if(opt.all){
                        first = 0;
                        opt.dir = 1;
                        if(currentRange){
                            tmpRange.setEndPoint(opt.dir == -1 ? 'EndToStart' : 'StartToEnd',currentRange);
                        }
                        tmpRange.moveToElementText(me.document.body);
                    }else{
                        tmpRange.setEndPoint(opt.dir == -1 ? 'EndToStart' : 'StartToEnd',nativeRange);
                        if(opt.hasOwnProperty("replaceStr")){
                            tmpRange.setEndPoint(opt.dir == -1 ? 'StartToEnd' : 'EndToStart',nativeRange);
                        }
                    }
                    nativeRange = tmpRange.duplicate();



                    if(!tmpRange.findText(opt.searchStr,opt.dir,opt.casesensitive ? 4 : 0)){
                        currentRange = null;
                        tmpRange = me.document.selection.createRange();
                        tmpRange.scrollIntoView();
                        return num;
                    }
                    tmpRange.select();
                    //�滻
                    if(opt.hasOwnProperty("replaceStr")){
                        range = sel.getRange();
                        range.deleteContents().insertNode(range.document.createTextNode(opt.replaceStr)).select();
                        currentRange = sel.getNative().createRange();

                    }
                    num++;
                    if(!opt.all){
                        break;
                    }
                }
            }else{
                var w = me.window,nativeSel = sel.getNative(),tmpRange;
                while(1){
                    if(opt.all){
                        if(currentRange){
                            currentRange.collapse(false);
                            nativeRange = currentRange;
                        }else{
                            nativeRange  = me.document.createRange();
                        }
                        nativeRange.setStart(me.document.body,0);
                        nativeRange.collapse(true);
                        nativeSel.removeAllRanges();
                        nativeSel.addRange( nativeRange );
                        first = 0;
                        opt.dir = 1;
                    }else{
                        //safari�����㣬ԭ���Ѿ��Ҳ���range�ˣ�������Ҫ��ѡ��������ȡԭ��
                        if(browser.safari){
                            me.selection.getRange().select();

                        }
                        nativeRange = w.getSelection().getRangeAt(0);



                        if(opt.hasOwnProperty("replaceStr")){
                            nativeRange.collapse(opt.dir == 1 ? true : false);
                        }
                    }

                    //����ǵ�һ�β��Һ�ѡ���������Ǿ�Ҫ���Ϊfind��׼��

                    if(!first){
                        nativeRange.collapse( opt.dir <0 ? true : false);
                        nativeSel.removeAllRanges();
                        nativeSel.addRange( nativeRange );
                    }else{
                        nativeSel.removeAllRanges();
                    }

                    if(!w.find(opt.searchStr,opt.casesensitive,opt.dir < 0 ? true : false) ) {
                        currentRange = null;
                        nativeSel.removeAllRanges();
                        return num;
                    }
                    first = 0;
                    range = w.getSelection().getRangeAt(0);
                    if(!range.collapsed){

                        if(opt.hasOwnProperty("replaceStr")){
                            range.deleteContents();
                            var text = w.document.createTextNode(opt.replaceStr);
                            range.insertNode(text);
                            range.selectNode(text);
                            nativeSel.addRange(range);
                            currentRange = range.cloneRange();
                        }
                    }
                    num++;
                    if(!opt.all){
                        break;
                    }
                }

            }
            return true;
        }
    };

};
///import core
///commands �Զ�����ʽ
///commandsName  CustomStyle
///commandsTitle  �Զ�����ʽ
UE.plugins['customstyle'] = function() {
    var me = this;
    me.setOpt({ 'customstyle':[
        {tag:'h1',name:'tc', style:'font-size:32px;font-weight:bold;border-bottom:#ccc 2px solid;padding:0 4px 0 0;text-align:center;margin:0 0 20px 0;'},
        {tag:'h1',name:'tl', style:'font-size:32px;font-weight:bold;border-bottom:#ccc 2px solid;padding:0 4px 0 0;text-align:left;margin:0 0 10px 0;'},
        {tag:'span',name:'im', style:'font-size:16px;font-style:italic;font-weight:bold;line-height:18px;'},
        {tag:'span',name:'hi', style:'font-size:16px;font-style:italic;font-weight:bold;color:rgb(51, 153, 204);line-height:18px;'}
    ]});
    me.commands['customstyle'] = {
        execCommand : function(cmdName, obj) {
            var me = this,
                    tagName = obj.tag,
                    node = domUtils.findParent(me.selection.getStart(), function(node) {
                        return node.getAttribute('label');
                    }, true),
                    range,bk,tmpObj = {};
            for (var p in obj) {
               if(obj[p]!==undefined)
                    tmpObj[p] = obj[p];
            }
            delete tmpObj.tag;
            if (node && node.getAttribute('label') == obj.label) {
                range = this.selection.getRange();
                bk = range.createBookmark();
                if (range.collapsed) {
                    //trace:1732 ɾ���Զ����ǩ��Ҫ��p������վλ
                    if(dtd.$block[node.tagName]){
                        var fillNode = me.document.createElement('p');
                        domUtils.moveChild(node, fillNode);
                        node.parentNode.insertBefore(fillNode, node);
                        domUtils.remove(node);
                    }else{
                        domUtils.remove(node,true);
                    }

                } else {

                    var common = domUtils.getCommonAncestor(bk.start, bk.end),
                            nodes = domUtils.getElementsByTagName(common, tagName);
                    if(new RegExp(tagName,'i').test(common.tagName)){
                        nodes.push(common);
                    }
                    for (var i = 0,ni; ni = nodes[i++];) {
                        if (ni.getAttribute('label') == obj.label) {
                            var ps = domUtils.getPosition(ni, bk.start),pe = domUtils.getPosition(ni, bk.end);
                            if ((ps & domUtils.POSITION_FOLLOWING || ps & domUtils.POSITION_CONTAINS)
                                    &&
                                    (pe & domUtils.POSITION_PRECEDING || pe & domUtils.POSITION_CONTAINS)
                                    )
                                if (dtd.$block[tagName]) {
                                    var fillNode = me.document.createElement('p');
                                    domUtils.moveChild(ni, fillNode);
                                    ni.parentNode.insertBefore(fillNode, ni);
                                }
                            domUtils.remove(ni, true);
                        }
                    }
                    node = domUtils.findParent(common, function(node) {
                        return node.getAttribute('label') == obj.label;
                    }, true);
                    if (node) {

                        domUtils.remove(node, true);

                    }

                }
                range.moveToBookmark(bk).select();
            } else {
                if (dtd.$block[tagName]) {
                    this.execCommand('paragraph', tagName, tmpObj,'customstyle');
                    range = me.selection.getRange();
                    if (!range.collapsed) {
                        range.collapse();
                        node = domUtils.findParent(me.selection.getStart(), function(node) {
                            return node.getAttribute('label') == obj.label;
                        }, true);
                        var pNode = me.document.createElement('p');
                        domUtils.insertAfter(node, pNode);
                        domUtils.fillNode(me.document, pNode);
                        range.setStart(pNode, 0).setCursor();
                    }
                } else {

                    range = me.selection.getRange();
                    if (range.collapsed) {
                        node = me.document.createElement(tagName);
                        domUtils.setAttributes(node, tmpObj);
                        range.insertNode(node).setStart(node, 0).setCursor();

                        return;
                    }

                    bk = range.createBookmark();
                    range.applyInlineStyle(tagName, tmpObj).moveToBookmark(bk).select();
                }
            }

        },
        queryCommandValue : function() {
            var parent = domUtils.filterNodeList(
                this.selection.getStartElementPath(),
                function(node){return node.getAttribute('label')}
            );
            return  parent ? parent.getAttribute('label') : '';
        }
    };
    //��ȥ��customstyle�ǣ�����ǿ�Ԫ�أ���p����
    me.addListener('keyup', function(type, evt) {
        var keyCode = evt.keyCode || evt.which;

        if (keyCode == 32 || keyCode == 13) {
            var range = me.selection.getRange();
            if (range.collapsed) {
                var node = domUtils.findParent(me.selection.getStart(), function(node) {
                    return node.getAttribute('label');
                }, true);
                if (node && dtd.$block[node.tagName] && domUtils.isEmptyNode(node)) {
                        var p = me.document.createElement('p');
                        domUtils.insertAfter(node, p);
                        domUtils.fillNode(me.document, p);
                        domUtils.remove(node);
                        range.setStart(p, 0).setCursor();


                }
            }
        }
    });
};
///import core
///commands Զ��ͼƬץȡ
///commandsName  catchRemoteImage,catchremoteimageenable
///commandsTitle  Զ��ͼƬץȡ
/**
 * Զ��ͼƬץȡ,�����������ʱ���в���ϱ��������ͼƬ������ץȡ��Ϊ���ط������ϵ�ͼƬ
 *
 */
UE.plugins['catchremoteimage'] = function () {
    if (this.options.catchRemoteImageEnable===false){
        return;
    }
    var me = this;
    this.setOpt({
        localDomain:["127.0.0.1","localhost","img.baidu.com"],
        separater:'ue_separate_ue',
        catchFieldName:"upfile",
        catchRemoteImageEnable:true
    });
    var ajax = UE.ajax,
        localDomain = me.options.localDomain ,
        catcherUrl = me.options.catcherUrl,
        separater = me.options.separater;
    function catchremoteimage(imgs, callbacks) {
        var submitStr = imgs.join(separater);
        var tmpOption = {
            timeout:60000, //��λ�����룬�ص�����ʱ���á�Ŀ���û�������ٲ��Ǻܿ�Ļ��˴���������һ���ϴ����ֵ
            onsuccess:callbacks["success"],
            onerror:callbacks["error"]
        };
        tmpOption[me.options.catchFieldName] = submitStr;
        ajax.request(catcherUrl, tmpOption);
    }

    me.addListener("afterpaste", function () {
        me.fireEvent("catchRemoteImage");
    });

    me.addListener("catchRemoteImage", function () {
        var remoteImages = [];
        var imgs = domUtils.getElementsByTagName(me.document, "img");
        var test = function (src,urls) {
            for (var j = 0, url; url = urls[j++];) {
                if (src.indexOf(url) !== -1) {
                    return true;
                }
            }
            return false;
        };
        for (var i = 0, ci; ci = imgs[i++];) {
            if (ci.getAttribute("word_img")){
                continue;
            }
            var src = ci.getAttribute("data_ue_src") || ci.src || "";
            if (/^(https?|ftp):/i.test(src) && !test(src,localDomain)) {
                remoteImages.push(src);
            }
        }
        if (remoteImages.length) {
            catchremoteimage(remoteImages, {
                //�ɹ�ץȡ
                success:function (xhr) {
                    try {
                        var info = eval("(" + xhr.responseText + ")");
                    } catch (e) {
                        return;
                    }
                    var srcUrls = info.srcUrl.split(separater),
                        urls = info.url.split(separater);
                    for (var i = 0, ci; ci = imgs[i++];) {
                        var src = ci.getAttribute("data_ue_src") || ci.src || "";
                        for (var j = 0, cj; cj = srcUrls[j++];) {
                            var url = urls[j - 1];
                            if (src == cj && url != "error") {  //ץȡʧ��ʱ�����滻����
                                //��ַ����
                                var newSrc = me.options.catcherPath + url;
                                domUtils.setAttributes(ci, {
                                    "src":newSrc,
                                    "data_ue_src":newSrc
                                });
                                break;
                            }
                        }
                    }
                    me.fireEvent('catchremotesuccess')
                },
                //�ص�ʧ�ܣ���������ʱ
                error:function () {
                    me.fireEvent("catchremoteerror");
                }
            });
        }

    });
};
///import core
///import plugins\inserthtml.js
///import plugins\image.js
///commandsName  snapscreen
///commandsTitle  ����
/**
 * �������
 */
UE.plugins['snapscreen'] = function(){
    var me = this,
        doc,
        snapplugin;
    me.addListener("ready",function(){
        var container = me.container;
        doc = container.ownerDocument || container.document;
        snapplugin = doc.createElement("object");
        snapplugin.type = "application/x-pluginbaidusnap";
        snapplugin.style.cssText = "position:absolute;left:-9999px;";
        snapplugin.setAttribute("width","0");
        snapplugin.setAttribute("height","0");
        container.appendChild(snapplugin);
    });
    me.commands['snapscreen'] = {
        execCommand: function(){
            var me = this,lang = me.getLang("snapScreen_plugin");
            me.setOpt({
                  snapscreenServerPort: 80                                    //��Ļ��ͼ��server�˶˿�
                 ,snapscreenImgAlign: ''                                //��ͼ��ͼƬĬ�ϵ��Ű淽ʽ
           });
           var editorOptions = me.options;

            var onSuccess = function(rs){
                try{
                    rs = eval("("+ rs +")");
                }catch(e){
                    alert(lang.callBackErrorMsg);
                    return;
                }

                if(rs.state != 'SUCCESS'){
                    alert(rs.state);
                    return;
                }
                me.execCommand('insertimage', {
                    src: editorOptions.snapscreenPath + rs.url,
                    floatStyle: editorOptions.snapscreenImgAlign,
                    data_ue_src:editorOptions.snapscreenPath + rs.url
                });
            };
            var onStartUpload = function(){
                //��ʼ��ͼ�ϴ�
            };
            var onError = function(){
                alert(lang.uploadErrorMsg);
            };
            try{
                var ret =snapplugin.saveSnapshot(editorOptions.snapscreenHost, editorOptions.snapscreenServerUrl, editorOptions.snapscreenServerPort.toString());
                onSuccess(ret);
            }catch(e){
                me.ui._dialogs['snapscreenDialog'].open();
            }
        },
        queryCommandState: function(){
            return this.highlight ? -1 :0;
        }
    };
}


///import core
///commands �������
///commandsName  insertparagraph
///commandsTitle  �������
/**
 * �������
 * @function
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     insertparagraph
 */

UE.commands['insertparagraph'] = {
    execCommand : function( cmdName,front) {
        var me = this,
            range = me.selection.getRange(),
            start = range.startContainer,tmpNode;
        while(start ){
            if(domUtils.isBody(start)){
                break;
            }
            tmpNode = start;
            start = start.parentNode;
        }
        if(tmpNode){
            var p = me.document.createElement('p');
            if(front){
                tmpNode.parentNode.insertBefore(p,tmpNode)
            }else{
                tmpNode.parentNode.insertBefore(p,tmpNode.nextSibling)
            }
            domUtils.fillNode(me.document,p);
            range.setStart(p,0).setCursor(false,true);
        }
    }
};


///import core
///import plugins/inserthtml.js
///commands �ٶ�Ӧ��
///commandsName webapp
///commandsTitle  �ٶ�Ӧ��
///commandsDialog  dialogs\webapp
UE.plugins['webapp'] = function () {
    var me = this;
    function createInsertStr( obj, toIframe, addParagraph ) {
        return !toIframe ?
                (addParagraph ? '<p>' : '') + '<img title="'+obj.title+'" width="' + obj.width + '" height="' + obj.height + '"' +
                        ' src="' + me.options.UEDITOR_HOME_URL + 'themes/default/images/spacer.gif" style="background:url(' + obj.logo+') no-repeat center center; border:1px solid gray;" class="edui-faked-webapp" _url="' + obj.url + '" />' +
                        (addParagraph ? '</p>' : '')
                :
                '<iframe class="edui-faked-webapp" title="'+obj.title+'" width="' + obj.width + '" height="' + obj.height + '"  scrolling="no" frameborder="0" src="' + obj.url + '" logo_url = '+obj.logo+'></iframe>';
    }

    function switchImgAndIframe( img2frame ) {
        var tmpdiv,
                nodes = domUtils.getElementsByTagName( me.document, !img2frame ? "iframe" : "img" );
        for ( var i = 0, node; node = nodes[i++]; ) {
            if ( node.className != "edui-faked-webapp" ){
                continue;
            }
            tmpdiv = me.document.createElement( "div" );
            tmpdiv.innerHTML = createInsertStr( img2frame ? {url:node.getAttribute( "_url" ), width:node.width, height:node.height,title:node.title,logo:node.style.backgroundImage.replace("url(","").replace(")","")} : {url:node.getAttribute( "src", 2 ),title:node.title, width:node.width, height:node.height,logo:node.getAttribute("logo_url")}, img2frame ? true : false,false );
            node.parentNode.replaceChild( tmpdiv.firstChild, node );
        }
    }

    me.addListener( "beforegetcontent", function () {
        switchImgAndIframe( true );
    } );
    me.addListener( 'aftersetcontent', function () {
        switchImgAndIframe( false );
    } );
    me.addListener( 'aftergetcontent', function ( cmdName ) {
        if ( cmdName == 'aftergetcontent' && me.queryCommandState( 'source' ) ){
            return;
        }
        switchImgAndIframe( false );
    } );

    me.commands['webapp'] = {
        execCommand:function ( cmd, obj ) {
            me.execCommand( "inserthtml", createInsertStr( obj, false,true ) );
        }
    };
};

///import core
///import plugins\inserthtml.js
///import plugins\cleardoc.js
///commands ģ��
///commandsName  template
///commandsTitle  ģ��
///commandsDialog  dialogs\template
UE.plugins['template'] = function () {
    UE.commands['template'] = {
        execCommand:function (cmd, obj) {
            obj.html && this.execCommand("inserthtml", obj.html);
        }
    };
    this.addListener("click", function (type, evt) {
        var el = evt.target || evt.srcElement,
            range = this.selection.getRange();
        var tnode = domUtils.findParent(el, function (node) {
            if (node.className && domUtils.hasClass(node, "ue_t")) {
                return node;
            }
        }, true);
        tnode && range.selectNode(tnode).shrinkBoundary().select();
    });
    this.addListener("keydown", function (type, evt) {
        var range = this.selection.getRange();
        if (!range.collapsed) {
            if (!evt.ctrlKey && !evt.metaKey && !evt.shiftKey && !evt.altKey) {
                var tnode = domUtils.findParent(range.startContainer, function (node) {
                    if (node.className && domUtils.hasClass(node, "ue_t")) {
                        return node;
                    }
                }, true);
                if (tnode) {
                    domUtils.removeClasses(tnode, ["ue_t"]);
                }
            }
        }
    });
};

///import core
///import plugins/inserthtml.js
///commands ����
///commandsName Music
///commandsTitle  ��������
///commandsDialog  dialogs\music
UE.plugins['music'] = function () {
    var me = this,
        div;

    /**
     * �������������ַ��
     * @param url ���ֵ�ַ
     * @param width ���ֿ��
     * @param height ���ָ߶�
     * @param align �������
     * @param toEmbed �Ƿ���flash������ʾ
     * @param addParagraph  �Ƿ���Ҫ���P��ǩ
     */
    function creatInsertStr(url,width,height,align,toEmbed,addParagraph){
        return  !toEmbed ?
            (addParagraph? ('<p '+ (align !="none" ? ( align == "center"? ' style="text-align:center;" ':' style="float:"'+ align ) : '') + '>'): '') +
                '<img align="'+align+'" width="'+ width +'" height="' + height + '" _url="'+url+'" class="edui-faked-music"' +
                ' src="'+me.options.langPath+me.options.lang+'/images/music.png" />' +
                (addParagraph?'</p>':'')
            :
            '<embed type="application/x-shockwave-flash" class="edui-faked-music" pluginspage="http://www.macromedia.com/go/getflashplayer"' +
                ' src="' + url + '" width="' + width  + '" height="' + height  + '" align="' + align + '"' +
                ( align !="none" ? ' style= "'+ ( align == "center"? "display:block;":" float: "+ align )  + '"' :'' ) +
                ' wmode="transparent" play="true" loop="false" menu="false" allowscriptaccess="never" allowfullscreen="true" >';
    }

    function switchImgAndEmbed(img2embed) {
        var tmpdiv,
            nodes = domUtils.getElementsByTagName(me.document, !img2embed ? "embed" : "img");
        for (var i = 0, node; node = nodes[i++];) {
            if (node.className != "edui-faked-music") {
                continue;
            }
            tmpdiv = me.document.createElement("div");
            //�ȿ�float�ڿ�align,�����е���ʱ������float�϶����
            var align = domUtils.getComputedStyle(node,'float');
            align = align == 'none' ? (node.getAttribute('align') || '') : align;
            tmpdiv.innerHTML = creatInsertStr(img2embed ? node.getAttribute("_url") : node.getAttribute("src"), node.width, node.height, align, img2embed);
            node.parentNode.replaceChild(tmpdiv.firstChild, node);
        }
    }

    me.addListener("beforegetcontent", function () {
        switchImgAndEmbed(true);
    });
    me.addListener('aftersetcontent', function () {
        switchImgAndEmbed(false);
    });
    me.addListener('aftergetcontent', function (cmdName) {
        if (cmdName == 'aftergetcontent' && me.queryCommandState('source')) {
            return;
        }
        switchImgAndEmbed(false);
    });

    me.commands["music"] = {
        execCommand:function (cmd, musicObj) {
            var me = this,
                str = creatInsertStr(musicObj.url, musicObj.width || 400, musicObj.height || 95, "none", false, true);
            me.execCommand("inserthtml",str);
        },
        queryCommandState:function () {
            var me = this,
                img = me.selection.getRange().getClosedNode(),
                flag = img && (img.className == "edui-faked-music");
            return flag ? 1 : 0;
        }
    };
};
var baidu = baidu || {};
baidu.editor = baidu.editor || {};
baidu.editor.ui = {};
(function (){
    var browser = baidu.editor.browser,
        domUtils = baidu.editor.dom.domUtils;

    var magic = '$EDITORUI';
    var root = window[magic] = {};
    var uidMagic = 'ID' + magic;
    var uidCount = 0;

    var uiUtils = baidu.editor.ui.uiUtils = {
        uid: function (obj){
            return (obj ? obj[uidMagic] || (obj[uidMagic] = ++ uidCount) : ++ uidCount);
        },
        hook: function ( fn, callback ) {
            var dg;
            if (fn && fn._callbacks) {
                dg = fn;
            } else {
                dg = function (){
                    var q;
                    if (fn) {
                        q = fn.apply(this, arguments);
                    }
                    var callbacks = dg._callbacks;
                    var k = callbacks.length;
                    while (k --) {
                        var r = callbacks[k].apply(this, arguments);
                        if (q === undefined) {
                            q = r;
                        }
                    }
                    return q;
                };
                dg._callbacks = [];
            }
            dg._callbacks.push(callback);
            return dg;
        },
        createElementByHtml: function (html){
            var el = document.createElement('div');
            el.innerHTML = html;
            el = el.firstChild;
            el.parentNode.removeChild(el);
            return el;
        },
        getViewportElement: function (){
            return (browser.ie && browser.quirks) ?
                document.body : document.documentElement;
        },
        getClientRect: function (element){
            var bcr;
            //trace  IE6���ڿ��Ʊ༭������ʱ���ܻᱨ�?catchһ��
            try{
                bcr = element.getBoundingClientRect();
            }catch(e){
                bcr={left:0,top:0,height:0,width:0}
            }
            var rect = {
                left: Math.round(bcr.left),
                top: Math.round(bcr.top),
                height: Math.round(bcr.bottom - bcr.top),
                width: Math.round(bcr.right - bcr.left)
            };
            var doc;
            while ((doc = element.ownerDocument) !== document &&
                (element = domUtils.getWindow(doc).frameElement)) {
                bcr = element.getBoundingClientRect();
                rect.left += bcr.left;
                rect.top += bcr.top;
            }
            rect.bottom = rect.top + rect.height;
            rect.right = rect.left + rect.width;
            return rect;
        },
        getViewportRect: function (){
            var viewportEl = uiUtils.getViewportElement();
            var width = (window.innerWidth || viewportEl.clientWidth) | 0;
            var height = (window.innerHeight ||viewportEl.clientHeight) | 0;
            return {
                left: 0,
                top: 0,
                height: height,
                width: width,
                bottom: height,
                right: width
            };
        },
        setViewportOffset: function (element, offset){
            var rect;
            var fixedLayer = uiUtils.getFixedLayer();
            if (element.parentNode === fixedLayer) {
                element.style.left = offset.left + 'px';
                element.style.top = offset.top + 'px';
            } else {
                domUtils.setViewportOffset(element, offset);
            }
        },
        getEventOffset: function (evt){
            var el = evt.target || evt.srcElement;
            var rect = uiUtils.getClientRect(el);
            var offset = uiUtils.getViewportOffsetByEvent(evt);
            return {
                left: offset.left - rect.left,
                top: offset.top - rect.top
            };
        },
        getViewportOffsetByEvent: function (evt){
            var el = evt.target || evt.srcElement;
            var frameEl = domUtils.getWindow(el).frameElement;
            var offset = {
                left: evt.clientX,
                top: evt.clientY
            };
            if (frameEl && el.ownerDocument !== document) {
                var rect = uiUtils.getClientRect(frameEl);
                offset.left += rect.left;
                offset.top += rect.top;
            }
            return offset;
        },
        setGlobal: function (id, obj){
            root[id] = obj;
            return magic + '["' + id  + '"]';
        },
        unsetGlobal: function (id){
            delete root[id];
        },
        copyAttributes: function (tgt, src){
            var attributes = src.attributes;
            var k = attributes.length;
            while (k --) {
                var attrNode = attributes[k];
                if ( attrNode.nodeName != 'style' && attrNode.nodeName != 'class' && (!browser.ie || attrNode.specified) ) {
                    tgt.setAttribute(attrNode.nodeName, attrNode.nodeValue);
                }
            }
            if (src.className) {
                domUtils.addClass(tgt,src.className);
            }
            if (src.style.cssText) {
                tgt.style.cssText += ';' + src.style.cssText;
            }
        },
        removeStyle: function (el, styleName){
            if (el.style.removeProperty) {
                el.style.removeProperty(styleName);
            } else if (el.style.removeAttribute) {
                el.style.removeAttribute(styleName);
            } else throw '';
        },
        contains: function (elA, elB){
            return elA && elB && (elA === elB ? false : (
                elA.contains ? elA.contains(elB) :
                    elA.compareDocumentPosition(elB) & 16
                ));
        },
        startDrag: function (evt, callbacks,doc){
            var doc = doc || document;
            var startX = evt.clientX;
            var startY = evt.clientY;
            function handleMouseMove(evt){
                var x = evt.clientX - startX;
                var y = evt.clientY - startY;
                callbacks.ondragmove(x, y);
                if (evt.stopPropagation) {
                    evt.stopPropagation();
                } else {
                    evt.cancelBubble = true;
                }
            }
            if (doc.addEventListener) {
                function handleMouseUp(evt){
                    doc.removeEventListener('mousemove', handleMouseMove, true);
                    doc.removeEventListener('mouseup', handleMouseMove, true);
                    window.removeEventListener('mouseup', handleMouseUp, true);
                    callbacks.ondragstop();
                }
                doc.addEventListener('mousemove', handleMouseMove, true);
                doc.addEventListener('mouseup', handleMouseUp, true);
                window.addEventListener('mouseup', handleMouseUp, true);

                evt.preventDefault();
            } else {
                var elm = evt.srcElement;
                elm.setCapture();
                function releaseCaptrue(){
                    elm.releaseCapture();
                    elm.detachEvent('onmousemove', handleMouseMove);
                    elm.detachEvent('onmouseup', releaseCaptrue);
                    elm.detachEvent('onlosecaptrue', releaseCaptrue);
                    callbacks.ondragstop();
                }
                elm.attachEvent('onmousemove', handleMouseMove);
                elm.attachEvent('onmouseup', releaseCaptrue);
                elm.attachEvent('onlosecaptrue', releaseCaptrue);
                evt.returnValue = false;
            }
            callbacks.ondragstart();
        },
        getFixedLayer: function (){
            var layer = document.getElementById('edui_fixedlayer');
            if (layer == null) {
                layer = document.createElement('div');
                layer.id = 'edui_fixedlayer';
                document.body.appendChild(layer);
                if (browser.ie && browser.version <= 8) {
                    layer.style.position = 'absolute';
                    bindFixedLayer();
                    setTimeout(updateFixedOffset);
                } else {
                    layer.style.position = 'fixed';
                }
                layer.style.left = '0';
                layer.style.top = '0';
                layer.style.width = '0';
                layer.style.height = '0';
            }
            return layer;
        },
        makeUnselectable: function (element){
            if (browser.opera || (browser.ie && browser.version < 9)) {
                element.unselectable = 'on';
                if (element.hasChildNodes()) {
                    for (var i=0; i<element.childNodes.length; i++) {
                        if (element.childNodes[i].nodeType == 1) {
                            uiUtils.makeUnselectable(element.childNodes[i]);
                        }
                    }
                }
            } else {
                if (element.style.MozUserSelect !== undefined) {
                    element.style.MozUserSelect = 'none';
                } else if (element.style.WebkitUserSelect !== undefined) {
                    element.style.WebkitUserSelect = 'none';
                } else if (element.style.KhtmlUserSelect !== undefined) {
                    element.style.KhtmlUserSelect = 'none';
                }
            }
        }
    };
    function updateFixedOffset(){
        var layer = document.getElementById('edui_fixedlayer');
        uiUtils.setViewportOffset(layer, {
            left: 0,
            top: 0
        });
//        layer.style.display = 'none';
//        layer.style.display = 'block';

        //#trace: 1354
//        setTimeout(updateFixedOffset);
    }
    function bindFixedLayer(adjOffset){
        domUtils.on(window, 'scroll', updateFixedOffset);
        domUtils.on(window, 'resize', baidu.editor.utils.defer(updateFixedOffset, 0, true));
    }
})();

(function () {
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        EventBase = baidu.editor.EventBase,
        UIBase = baidu.editor.ui.UIBase = function () {
        };

    UIBase.prototype = {
        className:'',
        uiName:'',
        initOptions:function (options) {
            var me = this;
            for (var k in options) {
                me[k] = options[k];
            }
            this.id = this.id || 'edui' + uiUtils.uid();
        },
        initUIBase:function () {
            this._globalKey = utils.unhtml(uiUtils.setGlobal(this.id, this));
        },
        render:function (holder) {
            var html = this.renderHtml();
            var el = uiUtils.createElementByHtml(html);

            //by xuheng ��ÿ��node���class
            var list = domUtils.getElementsByTagName(el, "*");
            var theme = "edui-" + (this.theme || this.editor.options.theme);
            var layer = document.getElementById('edui_fixedlayer');
            for (var i = 0, node; node = list[i++];) {
                domUtils.addClass(node, theme);
            }
            domUtils.addClass(el, theme);
            if(layer){
                layer.className="";
                domUtils.addClass(layer,theme);
            }

            var seatEl = this.getDom();
            if (seatEl != null) {
                seatEl.parentNode.replaceChild(el, seatEl);
                uiUtils.copyAttributes(el, seatEl);
            } else {
                if (typeof holder == 'string') {
                    holder = document.getElementById(holder);
                }
                holder = holder || uiUtils.getFixedLayer();
                domUtils.addClass(holder, theme);
                holder.appendChild(el);
            }
            this.postRender();
        },
        getDom:function (name) {
            if (!name) {
                return document.getElementById(this.id);
            } else {
                return document.getElementById(this.id + '_' + name);
            }
        },
        postRender:function () {
            this.fireEvent('postrender');
        },
        getHtmlTpl:function () {
            return '';
        },
        formatHtml:function (tpl) {
            var prefix = 'edui-' + this.uiName;
            return (tpl
                .replace(/##/g, this.id)
                .replace(/%%-/g, this.uiName ? prefix + '-' : '')
                .replace(/%%/g, (this.uiName ? prefix : '') + ' ' + this.className)
                .replace(/\$\$/g, this._globalKey));
        },
        renderHtml:function () {
            return this.formatHtml(this.getHtmlTpl());
        },
        dispose:function () {
            var box = this.getDom();
            if (box) baidu.editor.dom.domUtils.remove(box);
            uiUtils.unsetGlobal(this.id);
        }
    };
    utils.inherits(UIBase, EventBase);
})();

(function (){
    var utils = baidu.editor.utils,
        UIBase = baidu.editor.ui.UIBase,
        Separator = baidu.editor.ui.Separator = function (options){
            this.initOptions(options);
            this.initSeparator();
        };
    Separator.prototype = {
        uiName: 'separator',
        initSeparator: function (){
            this.initUIBase();
        },
        getHtmlTpl: function (){
            return '<div id="##" class="edui-box %%"></div>';
        }
    };
    utils.inherits(Separator, UIBase);

})();

///import core
///import uicore
(function (){
    var utils = baidu.editor.utils,
        domUtils = baidu.editor.dom.domUtils,
        UIBase = baidu.editor.ui.UIBase,
        uiUtils = baidu.editor.ui.uiUtils;
    
    var Mask = baidu.editor.ui.Mask = function (options){
        this.initOptions(options);
        this.initUIBase();
    };
    Mask.prototype = {
        getHtmlTpl: function (){
            return '<div id="##" class="edui-mask %%" onmousedown="return $$._onMouseDown(event, this);"></div>';
        },
        postRender: function (){
            var me = this;
            domUtils.on(window, 'resize', function (){
                setTimeout(function (){
                    if (!me.isHidden()) {
                        me._fill();
                    }
                });
            });
        },
        show: function (zIndex){
            this._fill();
            this.getDom().style.display = '';
            this.getDom().style.zIndex = zIndex;
        },
        hide: function (){
            this.getDom().style.display = 'none';
            this.getDom().style.zIndex = '';
        },
        isHidden: function (){
            return this.getDom().style.display == 'none';
        },
        _onMouseDown: function (){
            return false;
        },
        _fill: function (){
            var el = this.getDom();
            var vpRect = uiUtils.getViewportRect();
            el.style.width = vpRect.width + 'px';
            el.style.height = vpRect.height + 'px';
        }
    };
    utils.inherits(Mask, UIBase);
})();

///import core
///import uicore
(function () {
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        domUtils = baidu.editor.dom.domUtils,
        UIBase = baidu.editor.ui.UIBase,
        Popup = baidu.editor.ui.Popup = function (options){
            this.initOptions(options);
            this.initPopup();
        };

    var allPopups = [];
    function closeAllPopup( evt,el ){
        var newAll = [];
        for ( var i = 0; i < allPopups.length; i++ ) {
            var pop = allPopups[i];
            if (!pop.isHidden()) {
                if (pop.queryAutoHide(el) !== false) {
                    if(evt&&/scroll/ig.test(evt.type)&&pop.className=="edui-wordpastepop")   return;
                    pop.hide();
                }
            }
        }
    }

    Popup.postHide = closeAllPopup;

    var ANCHOR_CLASSES = ['edui-anchor-topleft','edui-anchor-topright',
        'edui-anchor-bottomleft','edui-anchor-bottomright'];
    Popup.prototype = {
        SHADOW_RADIUS: 5,
        content: null,
        _hidden: false,
        autoRender: true,
        canSideLeft: true,
        canSideUp: true,
        initPopup: function (){
            this.initUIBase();
            allPopups.push( this );
        },
        getHtmlTpl: function (){
            return '<div id="##" class="edui-popup %%">' +
                ' <div id="##_body" class="edui-popup-body">' +
                ' <iframe style="position:absolute;z-index:-1;left:0;top:0;background-color: transparent;" frameborder="0" width="100%" height="100%" src="javascript:"></iframe>' +
                ' <div class="edui-shadow"></div>' +
                ' <div id="##_content" class="edui-popup-content">' +
                this.getContentHtmlTpl() +
                '  </div>' +
                ' </div>' +
                '</div>';
        },
        getContentHtmlTpl: function (){
            if(this.content){
                if (typeof this.content == 'string') {
                    return this.content;
                }
                return this.content.renderHtml();
            }else{
                return ''
            }

        },
        _UIBase_postRender: UIBase.prototype.postRender,
        postRender: function (){
            if (this.content instanceof UIBase) {
                this.content.postRender();
            }
            this.fireEvent('postRenderAfter');
            this.hide(true);
            this._UIBase_postRender();
        },
        _doAutoRender: function (){
            if (!this.getDom() && this.autoRender) {
                this.render();
            }
        },
        mesureSize: function (){
            var box = this.getDom('content');
            return uiUtils.getClientRect(box);
        },
        fitSize: function (){
            var popBodyEl = this.getDom('body');
            popBodyEl.style.width = '';
            popBodyEl.style.height = '';
            var size = this.mesureSize();
            popBodyEl.style.width = size.width + 'px';
            popBodyEl.style.height = size.height + 'px';
            return size;
        },
        showAnchor: function ( element, hoz ){
            this.showAnchorRect( uiUtils.getClientRect( element ), hoz );
        },
        showAnchorRect: function ( rect, hoz, adj ){
            this._doAutoRender();
            var vpRect = uiUtils.getViewportRect();
            this._show();
            var popSize = this.fitSize();

            var sideLeft, sideUp, left, top;
            if (hoz) {
                sideLeft = this.canSideLeft && (rect.right + popSize.width > vpRect.right && rect.left > popSize.width);
                sideUp = this.canSideUp && (rect.top + popSize.height > vpRect.bottom && rect.bottom > popSize.height);
                left = (sideLeft ? rect.left - popSize.width : rect.right);
                top = (sideUp ? rect.bottom - popSize.height : rect.top);
            } else {
                sideLeft = this.canSideLeft && (rect.right + popSize.width > vpRect.right && rect.left > popSize.width);
                sideUp = this.canSideUp && (rect.top + popSize.height > vpRect.bottom && rect.bottom > popSize.height);
                left = (sideLeft ? rect.right - popSize.width : rect.left);
                top = (sideUp ? rect.top - popSize.height : rect.bottom);
            }

            var popEl = this.getDom();
            uiUtils.setViewportOffset(popEl, {
                left: left,
                top: top
            });
            domUtils.removeClasses(popEl, ANCHOR_CLASSES);
            popEl.className += ' ' + ANCHOR_CLASSES[(sideUp ? 1 : 0) * 2 + (sideLeft ? 1 : 0)];
            if(this.editor){
                popEl.style.zIndex = this.editor.container.style.zIndex * 1 + 10;
                baidu.editor.ui.uiUtils.getFixedLayer().style.zIndex = popEl.style.zIndex - 1;
            }

        },
        showAt: function (offset) {
            var left = offset.left;
            var top = offset.top;
            var rect = {
                left: left,
                top: top,
                right: left,
                bottom: top,
                height: 0,
                width: 0
            };
            this.showAnchorRect(rect, false, true);
        },
        _show: function (){
            if (this._hidden) {
                var box = this.getDom();
                box.style.display = '';
                this._hidden = false;
//                if (box.setActive) {
//                    box.setActive();
//                }
                this.fireEvent('show');
            }
        },
        isHidden: function (){
            return this._hidden;
        },
        show: function (){
            this._doAutoRender();
            this._show();
        },
        hide: function (notNofity){
            if (!this._hidden && this.getDom()) {
//                this.getDom().style.visibility = 'hidden';
                this.getDom().style.display = 'none';
                this._hidden = true;
                if (!notNofity) {
                    this.fireEvent('hide');
                }
            }
        },
        queryAutoHide: function (el){
            return !el || !uiUtils.contains(this.getDom(), el);
        }
    };
    utils.inherits(Popup, UIBase);
    
    domUtils.on( document, 'mousedown', function ( evt ) {
        var el = evt.target || evt.srcElement;
        closeAllPopup( evt,el );
    } );
    domUtils.on( window, 'scroll', function (evt,el) {
        closeAllPopup( evt,el );
    } );

//    var lastVpRect = uiUtils.getViewportRect();
//    domUtils.on( window, 'resize', function () {
//        var vpRect = uiUtils.getViewportRect();
//        if (vpRect.width != lastVpRect.width || vpRect.height != lastVpRect.height) {
//            closeAllPopup();
//        }
//    } );

})();

///import core
///import uicore
(function (){
    var utils = baidu.editor.utils,
        UIBase = baidu.editor.ui.UIBase,
        ColorPicker = baidu.editor.ui.ColorPicker = function (options){
            this.initOptions(options);
            this.noColorText = this.noColorText || this.editor.getLang("clearColor");
            this.initUIBase();
        };

    ColorPicker.prototype = {
        getHtmlTpl: function (){
            return genColorPicker(this.noColorText,this.editor);
        },
        _onTableClick: function (evt){
            var tgt = evt.target || evt.srcElement;
            var color = tgt.getAttribute('data-color');
            if (color) {
                this.fireEvent('pickcolor', color);
            }
        },
        _onTableOver: function (evt){
            var tgt = evt.target || evt.srcElement;
            var color = tgt.getAttribute('data-color');
            if (color) {
                this.getDom('preview').style.backgroundColor = color;
            }
        },
        _onTableOut: function (){
            this.getDom('preview').style.backgroundColor = '';
        },
        _onPickNoColor: function (){
            this.fireEvent('picknocolor');
        }
    };
    utils.inherits(ColorPicker, UIBase);

    var COLORS = (
            'ffffff,000000,eeece1,1f497d,4f81bd,c0504d,9bbb59,8064a2,4bacc6,f79646,' +
            'f2f2f2,7f7f7f,ddd9c3,c6d9f0,dbe5f1,f2dcdb,ebf1dd,e5e0ec,dbeef3,fdeada,' +
            'd8d8d8,595959,c4bd97,8db3e2,b8cce4,e5b9b7,d7e3bc,ccc1d9,b7dde8,fbd5b5,' +
            'bfbfbf,3f3f3f,938953,548dd4,95b3d7,d99694,c3d69b,b2a2c7,92cddc,fac08f,' +
            'a5a5a5,262626,494429,17365d,366092,953734,76923c,5f497a,31859b,e36c09,' +
            '7f7f7f,0c0c0c,1d1b10,0f243e,244061,632423,4f6128,3f3151,205867,974806,' +
            'c00000,ff0000,ffc000,ffff00,92d050,00b050,00b0f0,0070c0,002060,7030a0,').split(',');

    function genColorPicker(noColorText,editor){
        var html = '<div id="##" class="edui-colorpicker %%">' +
            '<div class="edui-colorpicker-topbar edui-clearfix">' +
             '<div unselectable="on" id="##_preview" class="edui-colorpicker-preview"></div>' +
             '<div unselectable="on" class="edui-colorpicker-nocolor" onclick="$$._onPickNoColor(event, this);">'+ noColorText +'</div>' +
            '</div>' +
            '<table  class="edui-box" style="border-collapse: collapse;" onmouseover="$$._onTableOver(event, this);" onmouseout="$$._onTableOut(event, this);" onclick="return $$._onTableClick(event, this);" cellspacing="0" cellpadding="0">' +
            '<tr style="border-bottom: 1px solid #ddd;font-size: 13px;line-height: 25px;color:#39C;padding-top: 2px"><td colspan="10">'+editor.getLang("themeColor")+'</td> </tr>'+
            '<tr class="edui-colorpicker-tablefirstrow" >';
        for (var i=0; i<COLORS.length; i++) {
            if (i && i%10 === 0) {
                html += '</tr>'+(i==60?'<tr style="border-bottom: 1px solid #ddd;font-size: 13px;line-height: 25px;color:#39C;"><td colspan="10">'+editor.getLang("standardColor")+'</td></tr>':'')+'<tr'+(i==60?' class="edui-colorpicker-tablefirstrow"':'')+'>';
            }
            html += i<70 ? '<td style="padding: 0 2px;"><a hidefocus title="'+COLORS[i]+'" onclick="return false;" href="javascript:" unselectable="on" class="edui-box edui-colorpicker-colorcell"' +
                        ' data-color="#'+ COLORS[i] +'"'+
                        ' style="background-color:#'+ COLORS[i] +';border:solid #ccc;'+
                        (i<10 || i>=60?'border-width:1px;':
                         i>=10&&i<20?'border-width:1px 1px 0 1px;':

                        'border-width:0 1px 0 1px;')+
                        '"' +
                    '></a></td>':'';
        }
        html += '</tr></table></div>';
        return html;
    }
})();

///import core
///import uicore
(function (){
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        UIBase = baidu.editor.ui.UIBase;
    
    var TablePicker = baidu.editor.ui.TablePicker = function (options){
        this.initOptions(options);
        this.initTablePicker();
    };
    TablePicker.prototype = {
        defaultNumRows: 10,
        defaultNumCols: 10,
        maxNumRows: 20,
        maxNumCols: 20,
        numRows: 10,
        numCols: 10,
        lengthOfCellSide: 22,
        initTablePicker: function (){
            this.initUIBase();
        },
        getHtmlTpl: function (){
            var me = this;
            return '<div id="##" class="edui-tablepicker %%">' +
                 '<div class="edui-tablepicker-body">' +
                  '<div class="edui-infoarea">' +
                   '<span id="##_label" class="edui-label"></span>' +
                  '</div>' +
                  '<div class="edui-pickarea"' +
                   ' onmousemove="$$._onMouseMove(event, this);"' +
                   ' onmouseover="$$._onMouseOver(event, this);"' +
                   ' onmouseout="$$._onMouseOut(event, this);"' +
                   ' onclick="$$._onClick(event, this);"' +
                  '>' +
                    '<div id="##_overlay" class="edui-overlay"></div>' +
                  '</div>' +
                 '</div>' +
                '</div>';
        },
        _UIBase_render: UIBase.prototype.render,
        render: function (holder){
            this._UIBase_render(holder);
            this.getDom('label').innerHTML = '0'+this.editor.getLang("t_row")+' x 0'+this.editor.getLang("t_col");
        },
        _track: function (numCols, numRows){
            var style = this.getDom('overlay').style;
            var sideLen = this.lengthOfCellSide;
            style.width = numCols * sideLen + 'px';
            style.height = numRows * sideLen + 'px';
            var label = this.getDom('label');
            label.innerHTML = numCols +this.editor.getLang("t_col")+' x ' + numRows + this.editor.getLang("t_row");
            this.numCols = numCols;
            this.numRows = numRows;
        },
        _onMouseOver: function (evt, el){
            var rel = evt.relatedTarget || evt.fromElement;
            if (!uiUtils.contains(el, rel) && el !== rel) {
                this.getDom('label').innerHTML = '0'+this.editor.getLang("t_col")+' x 0'+this.editor.getLang("t_row");
                this.getDom('overlay').style.visibility = '';
            }
        },
        _onMouseOut: function (evt, el){
            var rel = evt.relatedTarget || evt.toElement;
            if (!uiUtils.contains(el, rel) && el !== rel) {
                this.getDom('label').innerHTML = '0'+this.editor.getLang("t_col")+' x 0'+this.editor.getLang("t_row");
                this.getDom('overlay').style.visibility = 'hidden';
            }
        },
        _onMouseMove: function (evt, el){
            var style = this.getDom('overlay').style;
            var offset = uiUtils.getEventOffset(evt);
            var sideLen = this.lengthOfCellSide;
            var numCols = Math.ceil(offset.left / sideLen);
            var numRows = Math.ceil(offset.top / sideLen);
            this._track(numCols, numRows);
        },
        _onClick: function (){
            this.fireEvent('picktable', this.numCols, this.numRows);
        }
    };
    utils.inherits(TablePicker, UIBase);
})();

(function (){
    var browser = baidu.editor.browser,
        domUtils = baidu.editor.dom.domUtils,
        uiUtils = baidu.editor.ui.uiUtils;
    
    var TPL_STATEFUL = 'onmousedown="$$.Stateful_onMouseDown(event, this);"' +
        ' onmouseup="$$.Stateful_onMouseUp(event, this);"' +
        ( browser.ie ? (
        ' onmouseenter="$$.Stateful_onMouseEnter(event, this);"' +
        ' onmouseleave="$$.Stateful_onMouseLeave(event, this);"' )
        : (
        ' onmouseover="$$.Stateful_onMouseOver(event, this);"' +
        ' onmouseout="$$.Stateful_onMouseOut(event, this);"' ));
    
    baidu.editor.ui.Stateful = {
        alwalysHoverable: false,
        target:null,//Ŀ��Ԫ�غ�thisָ��dom��һ��
        Stateful_init: function (){
            this._Stateful_dGetHtmlTpl = this.getHtmlTpl;
            this.getHtmlTpl = this.Stateful_getHtmlTpl;
        },
        Stateful_getHtmlTpl: function (){
            var tpl = this._Stateful_dGetHtmlTpl();
            // ʹ��function����$ת��
            return tpl.replace(/stateful/g, function (){ return TPL_STATEFUL; });
        },
        Stateful_onMouseEnter: function (evt, el){
            this.target=el;
            if (!this.isDisabled() || this.alwalysHoverable) {
                this.addState('hover');
                this.fireEvent('over');
            }
        },
        Stateful_onMouseLeave: function (evt, el){
            if (!this.isDisabled() || this.alwalysHoverable) {
                this.removeState('hover');
                this.removeState('active');
                this.fireEvent('out');
            }
        },
        Stateful_onMouseOver: function (evt, el){
            var rel = evt.relatedTarget;
            if (!uiUtils.contains(el, rel) && el !== rel) {
                this.Stateful_onMouseEnter(evt, el);
            }
        },
        Stateful_onMouseOut: function (evt, el){
            var rel = evt.relatedTarget;
            if (!uiUtils.contains(el, rel) && el !== rel) {
                this.Stateful_onMouseLeave(evt, el);
            }
        },
        Stateful_onMouseDown: function (evt, el){
            if (!this.isDisabled()) {
                this.addState('active');
            }
        },
        Stateful_onMouseUp: function (evt, el){
            if (!this.isDisabled()) {
                this.removeState('active');
            }
        },
        Stateful_postRender: function (){
            if (this.disabled && !this.hasState('disabled')) {
                this.addState('disabled');
            }
        },
        hasState: function (state){
            return domUtils.hasClass(this.getStateDom(), 'edui-state-' + state);
        },
        addState: function (state){
            if (!this.hasState(state)) {
                this.getStateDom().className += ' edui-state-' + state;
            }
        },
        removeState: function (state){
            if (this.hasState(state)) {
                domUtils.removeClasses(this.getStateDom(), ['edui-state-' + state]);
            }
        },
        getStateDom: function (){
            return this.getDom('state');
        },
        isChecked: function (){
            return this.hasState('checked');
        },
        setChecked: function (checked){
            if (!this.isDisabled() && checked) {
                this.addState('checked');
            } else {
                this.removeState('checked');
            }
        },
        isDisabled: function (){
            return this.hasState('disabled');
        },
        setDisabled: function (disabled){
            if (disabled) {
                this.removeState('hover');
                this.removeState('checked');
                this.removeState('active');
                this.addState('disabled');
            } else {
                this.removeState('disabled');
            }
        }
    };
})();

///import core
///import uicore
///import ui/stateful.js
(function (){
    var utils = baidu.editor.utils,
        UIBase = baidu.editor.ui.UIBase,
        Stateful = baidu.editor.ui.Stateful,
        Button = baidu.editor.ui.Button = function (options){
            this.initOptions(options);
            this.initButton();
        };
    Button.prototype = {
        uiName: 'button',
        label: '',
        title: '',
        showIcon: true,
        showText: true,
        initButton: function (){
            this.initUIBase();
            this.Stateful_init();
        },
        getHtmlTpl: function (){
            return '<div id="##" class="edui-box %%">' +
                '<div id="##_state" stateful>' +
                 '<div class="%%-wrap"><div id="##_body" unselectable="on" ' + (this.title ? 'title="' + this.title + '"' : '') +
                 ' class="%%-body" onmousedown="return false;" onclick="return $$._onClick();">' +
                  (this.showIcon ? '<div class="edui-box edui-icon"></div>' : '') +
                  (this.showText ? '<div class="edui-box edui-label">' + this.label + '</div>' : '') +
                 '</div>' +
                '</div>' +
                '</div></div>';
        },
        postRender: function (){
            this.Stateful_postRender();
            this.setDisabled(this.disabled)
        },
        _onClick: function (){
            if (!this.isDisabled()) {
                this.fireEvent('click');
            }
        }
    };
    utils.inherits(Button, UIBase);
    utils.extend(Button.prototype, Stateful);

})();

///import core
///import uicore
///import ui/stateful.js
(function (){
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        domUtils = baidu.editor.dom.domUtils,
        UIBase = baidu.editor.ui.UIBase,
        Stateful = baidu.editor.ui.Stateful,
        SplitButton = baidu.editor.ui.SplitButton = function (options){
            this.initOptions(options);
            this.initSplitButton();
        };
    SplitButton.prototype = {
        popup: null,
        uiName: 'splitbutton',
        title: '',
        initSplitButton: function (){
            this.initUIBase();
            this.Stateful_init();
            var me = this;
            if (this.popup != null) {
                var popup = this.popup;
                this.popup = null;
                this.setPopup(popup);
            }
        },
        _UIBase_postRender: UIBase.prototype.postRender,
        postRender: function (){
            this.Stateful_postRender();
            this._UIBase_postRender();
        },
        setPopup: function (popup){
            if (this.popup === popup) return;
            if (this.popup != null) {
                this.popup.dispose();
            }
            popup.addListener('show', utils.bind(this._onPopupShow, this));
            popup.addListener('hide', utils.bind(this._onPopupHide, this));
            popup.addListener('postrender', utils.bind(function (){
                popup.getDom('body').appendChild(
                    uiUtils.createElementByHtml('<div id="' +
                        this.popup.id + '_bordereraser" class="edui-bordereraser edui-background" style="width:' +
                        (uiUtils.getClientRect(this.getDom()).width - 2) + 'px"></div>')
                    );
                popup.getDom().className += ' ' + this.className;
            }, this));
            this.popup = popup;
        },
        _onPopupShow: function (){
            this.addState('opened');
        },
        _onPopupHide: function (){
            this.removeState('opened');
        },
        getHtmlTpl: function (){
            return '<div id="##" class="edui-box %%">' +
                '<div '+ (this.title ? 'title="' + this.title + '"' : '') +' id="##_state" stateful><div class="%%-body">' +
                '<div id="##_button_body" class="edui-box edui-button-body" onclick="$$._onButtonClick(event, this);">' +
                '<div class="edui-box edui-icon"></div>' +
                '</div>' +
                '<div class="edui-box edui-splitborder"></div>' +
                '<div class="edui-box edui-arrow" onclick="$$._onArrowClick();"></div>' +
                '</div></div></div>';
        },
        showPopup: function (){
            // ��popup���ϵ�����ʱ�������⴦��
            var rect = uiUtils.getClientRect(this.getDom());
            rect.top -= this.popup.SHADOW_RADIUS;
            rect.height += this.popup.SHADOW_RADIUS;
            this.popup.showAnchorRect(rect);
        },
        _onArrowClick: function (event, el){
            if (!this.isDisabled()) {
                this.showPopup();
            }
        },
        _onButtonClick: function (){
            if (!this.isDisabled()) {
                this.fireEvent('buttonclick');
            }
        }
    };
    utils.inherits(SplitButton, UIBase);
    utils.extend(SplitButton.prototype, Stateful, true);

})();

///import core
///import uicore
///import ui/colorpicker.js
///import ui/popup.js
///import ui/splitbutton.js
(function (){
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        ColorPicker = baidu.editor.ui.ColorPicker,
        Popup = baidu.editor.ui.Popup,
        SplitButton = baidu.editor.ui.SplitButton,
        ColorButton = baidu.editor.ui.ColorButton = function (options){
            this.initOptions(options);
            this.initColorButton();
        };
    ColorButton.prototype = {
        initColorButton: function (){
            var me = this;
            this.popup = new Popup({
                content: new ColorPicker({
                    noColorText: me.editor.getLang("clearColor"),
                    editor:me.editor,
                    onpickcolor: function (t, color){
                        me._onPickColor(color);
                    },
                    onpicknocolor: function (t, color){
                        me._onPickNoColor(color);
                    }
                }),
                editor:me.editor
            });
            this.initSplitButton();
        },
        _SplitButton_postRender: SplitButton.prototype.postRender,
        postRender: function (){
            this._SplitButton_postRender();
            this.getDom('button_body').appendChild(
                uiUtils.createElementByHtml('<div id="' + this.id + '_colorlump" class="edui-colorlump"></div>')
                );
            this.getDom().className += ' edui-colorbutton';
        },
        setColor: function (color){
            this.getDom('colorlump').style.backgroundColor = color;
            this.color = color;
        },
        _onPickColor: function (color){
            if (this.fireEvent('pickcolor', color) !== false) {
                this.setColor(color);
                this.popup.hide();
            }
        },
        _onPickNoColor: function (color){
            if (this.fireEvent('picknocolor') !== false) {
                this.popup.hide();
            }
        }
    };
    utils.inherits(ColorButton, SplitButton);

})();

///import core
///import uicore
///import ui/popup.js
///import ui/tablepicker.js
///import ui/splitbutton.js
(function (){
    var utils = baidu.editor.utils,
        Popup = baidu.editor.ui.Popup,
        TablePicker = baidu.editor.ui.TablePicker,
        SplitButton = baidu.editor.ui.SplitButton,
        TableButton = baidu.editor.ui.TableButton = function (options){
            this.initOptions(options);
            this.initTableButton();
        };
    TableButton.prototype = {
        initTableButton: function (){
            var me = this;
            this.popup = new Popup({
                content: new TablePicker({
                    editor:me.editor,
                    onpicktable: function (t, numCols, numRows){
                        me._onPickTable(numCols, numRows);
                    }
                }),
                'editor':me.editor
            });
            this.initSplitButton();
        },
        _onPickTable: function (numCols, numRows){
            if (this.fireEvent('picktable', numCols, numRows) !== false) {
                this.popup.hide();
            }
        }
    };
    utils.inherits(TableButton, SplitButton);

})();

///import core
///import uicore
(function () {
    var utils = baidu.editor.utils,
        UIBase = baidu.editor.ui.UIBase;

    var AutoTypeSetPicker = baidu.editor.ui.AutoTypeSetPicker = function (options) {
        this.initOptions(options);
        this.initAutoTypeSetPicker();
    };
    AutoTypeSetPicker.prototype = {
        initAutoTypeSetPicker:function () {
            this.initUIBase();
        },
        getHtmlTpl:function () {
            var me = this.editor,
                opt = me.options.autotypeset,
                lang = me.getLang("autoTypeSet");

            return '<div id="##" class="edui-autotypesetpicker %%">' +
                '<div class="edui-autotypesetpicker-body">' +
                '<table >' +
                '<tr><td nowrap colspan="2"><input type="checkbox" name="mergeEmptyline" ' + (opt["mergeEmptyline"] ? "checked" : "" ) + '>' + lang.mergeLine + '</td><td colspan="2"><input type="checkbox" name="removeEmptyline" ' + (opt["removeEmptyline"] ? "checked" : "" ) + '>' + lang.delLine + '</td></tr>' +
                '<tr><td nowrap colspan="2"><input type="checkbox" name="removeClass" ' + (opt["removeClass"] ? "checked" : "" ) + '>' + lang.removeFormat + '</td><td colspan="2"><input type="checkbox" name="indent" ' + (opt["indent"] ? "checked" : "" ) + '>' + lang.indent + '</td></tr>' +
                '<tr><td nowrap colspan="2"><input type="checkbox" name="textAlign" ' + (opt["textAlign"] ? "checked" : "" ) + '>' + lang.alignment + '</td><td colspan="2" id="textAlignValue"><input type="radio" name="textAlignValue" value="left" ' + ((opt["textAlign"] && opt["textAlign"] == "left") ? "checked" : "") + '>' + me.getLang("justifyleft") + '<input type="radio" name="textAlignValue" value="center" ' + ((opt["textAlign"] && opt["textAlign"] == "center") ? "checked" : "") + '>' + me.getLang("justifycenter") + '<input type="radio" name="textAlignValue" value="right" ' + ((opt["textAlign"] && opt["textAlign"] == "right") ? "checked" : "") + '>' + me.getLang("justifyright") + ' </tr>' +
                '<tr><td nowrap colspan="2"><input type="checkbox" name="imageBlockLine" ' + (opt["imageBlockLine"] ? "checked" : "" ) + '>' + lang.imageFloat + '</td>' +
                '<td nowrap colspan="2" id="imageBlockLineValue">' +
                '<input type="radio" name="imageBlockLineValue" value="none" ' + ((opt["imageBlockLine"] && opt["imageBlockLine"] == "none") ? "checked" : "") + '>' + me.getLang("default") +
                '<input type="radio" name="imageBlockLineValue" value="left" ' + ((opt["imageBlockLine"] && opt["imageBlockLine"] == "left") ? "checked" : "") + '>' + me.getLang("justifyleft") +
                '<input type="radio" name="imageBlockLineValue" value="center" ' + ((opt["imageBlockLine"] && opt["imageBlockLine"] == "center") ? "checked" : "") + '>' + me.getLang("justifycenter") +
                '<input type="radio" name="imageBlockLineValue" value="right" ' + ((opt["imageBlockLine"] && opt["imageBlockLine"] == "right") ? "checked" : "") + '>' + me.getLang("justifyright") + '</tr>' +

                '<tr><td nowrap colspan="2"><input type="checkbox" name="clearFontSize" ' + (opt["clearFontSize"] ? "checked" : "" ) + '>' + lang.removeFontsize + '</td><td colspan="2"><input type="checkbox" name="clearFontFamily" ' + (opt["clearFontFamily"] ? "checked" : "" ) + '>' + lang.removeFontFamily + '</td></tr>' +
                '<tr><td nowrap colspan="4"><input type="checkbox" name="removeEmptyNode" ' + (opt["removeEmptyNode"] ? "checked" : "" ) + '>' + lang.removeHtml + '</td></tr>' +
                '<tr><td nowrap colspan="4"><input type="checkbox" name="pasteFilter" ' + (opt["pasteFilter"] ? "checked" : "" ) + '>' + lang.pasteFilter + '</td></tr>' +
                '<tr><td nowrap colspan="4" align="right"><button >' + lang.run + '</button></td></tr>' +
                '</table>' +
                '</div>' +
                '</div>';


        },
        _UIBase_render:UIBase.prototype.render
    };
    utils.inherits(AutoTypeSetPicker, UIBase);
})();

///import core
///import uicore
///import ui/popup.js
///import ui/autotypesetpicker.js
///import ui/splitbutton.js
(function (){
    var utils = baidu.editor.utils,
        Popup = baidu.editor.ui.Popup,
        AutoTypeSetPicker = baidu.editor.ui.AutoTypeSetPicker,
        SplitButton = baidu.editor.ui.SplitButton,
        AutoTypeSetButton = baidu.editor.ui.AutoTypeSetButton = function (options){
            this.initOptions(options);
            this.initAutoTypeSetButton();
        };
    function getPara(me){
        var opt = me.editor.options.autotypeset,
            cont = me.getDom(),
            ipts = domUtils.getElementsByTagName(cont,"input");
        for(var i=ipts.length-1,ipt;ipt=ipts[i--];){
            if(ipt.getAttribute("type")=="checkbox"){
                var attrName = ipt.getAttribute("name");
                opt[attrName] && delete opt[attrName];
                if(ipt.checked){
                    var attrValue = document.getElementById(attrName+"Value");
                    if(attrValue){
                        if(/input/ig.test(attrValue.tagName)){
                            opt[attrName] = attrValue.value;
                        }else{
                            var iptChilds = attrValue.getElementsByTagName("input");
                            for(var j=iptChilds.length-1,iptchild;iptchild=iptChilds[j--];){
                                if(iptchild.checked){
                                    opt[attrName] = iptchild.value;
                                    break;
                                }
                            }
                        }
                    }else{
                        opt[attrName] = true;
                    }
                }
            }
        }
        var selects = domUtils.getElementsByTagName(cont,"select");
        for(var i=0,si;si=selects[i++];){
            var attr = si.getAttribute('name');
            opt[attr] = opt[attr] ? si.value : '';
        }
        me.editor.options.autotypeset = opt;
    }
    AutoTypeSetButton.prototype = {
        initAutoTypeSetButton: function (){
            var me = this;
            this.popup = new Popup({
                //�������ò���
                content: new AutoTypeSetPicker({editor:me.editor}),
                'editor':me.editor,
                hide : function(){

                    if (!this._hidden && this.getDom()) {
                        getPara(this);
                        this.getDom().style.display = 'none';
                        this._hidden = true;
                        this.fireEvent('hide');
                    }
                }
            });
            var flag = 0;
            this.popup.addListener('postRenderAfter',function(){
                var popupUI = this;
                if(flag)return;
                var cont = this.getDom(),
                    btn = cont.getElementsByTagName('button')[0];
                btn.onclick = function(){
                    getPara(popupUI);
                    me.editor.execCommand('autotypeset');
                    popupUI.hide()
                };
                flag = 1;
            });
            this.initSplitButton();
        }
    };
    utils.inherits(AutoTypeSetButton, SplitButton);

})();

///import core
///import uicore
(function () {
    var utils = baidu.editor.utils,
        Popup = baidu.editor.ui.Popup,
        Stateful = baidu.editor.ui.Stateful,
        UIBase = baidu.editor.ui.UIBase;

    var CellAlignPicker = baidu.editor.ui.CellAlignPicker = function (options) {
        this.initOptions(options);
        this.initCellAlignPicker();
    };
    CellAlignPicker.prototype = {
        initCellAlignPicker:function () {
            this.initUIBase();
            this.Stateful_init();
        },
        getHtmlTpl:function () {
            return '<div id="##" class="edui-cellalignpicker %%">' +
                '<div class="edui-cellalignpicker-body">' +
                '<table onclick="$$._onClick(event);">' +
                '<tr><td index="0" stateful><div class="edui-icon edui-left"></div></td>' +
                '<td index="1" stateful><div class="edui-icon edui-center"></div></td>' +
                '<td index="2" stateful><div class="edui-icon edui-right"></div></td>' +
                '</tr>' +
                '<tr><td index="3" stateful><div class="edui-icon edui-left"></div></td>' +
                '<td index="4" stateful><div class="edui-icon edui-center"></div></td>' +
                '<td index="5" stateful><div class="edui-icon edui-right"></div></td>' +
                '</tr>' +
                '<tr><td index="6" stateful><div class="edui-icon edui-left"></div></td>' +
                '<td index="7" stateful><div class="edui-icon edui-center"></div></td>' +
                '<td index="8" stateful><div class="edui-icon edui-right"></div></td>' +
                '</tr>' +
                '</table>' +
                '</div>' +
                '</div>';
        },
        getStateDom: function (){
            return this.target;
        },
        _onClick: function (evt){
            var target= evt.target || evt.srcElement;
            if(/icon/.test(target.className)){
                this.items[target.parentNode.getAttribute("index")].onclick();
                Popup.postHide(evt);
            }
        },
        _UIBase_render:UIBase.prototype.render
    };
    utils.inherits(CellAlignPicker, UIBase);
    utils.extend(CellAlignPicker.prototype, Stateful,true);
})();




///import core
///import uicore
(function () {
    var utils = baidu.editor.utils,
        Stateful = baidu.editor.ui.Stateful,
        uiUtils = baidu.editor.ui.uiUtils,
        UIBase = baidu.editor.ui.UIBase;

    var PastePicker = baidu.editor.ui.PastePicker = function (options) {
        this.initOptions(options);
        this.initPastePicker();
    };
    PastePicker.prototype = {
        initPastePicker:function () {
            this.initUIBase();
            this.Stateful_init();
        },
        getHtmlTpl:function () {
            return '<div class="edui-pasteicon" onclick="$$._onClick(this)"></div>' +
                '<div class="edui-pastecontainer">' +
                '<div class="edui-title">' + this.editor.getLang("pasteOpt") + '</div>' +
                '<div class="edui-button">' +
                '<div title="' + this.editor.getLang("pasteSourceFormat") + '" onclick="$$.format(false)" stateful>' +
                '<div class="edui-richtxticon"></div></div>' +
                '<div title="' + this.editor.getLang("tagFormat") + '" onclick="$$.format(2)" stateful>' +
                '<div class="edui-tagicon"></div></div>' +
                '<div title="' + this.editor.getLang("pasteTextFormat") + '" onclick="$$.format(true)" stateful>' +
                '<div class="edui-plaintxticon"></div></div>' +
                '</div>' +
                '</div>' +
                '</div>'
        },
        getStateDom:function () {
            return this.target;
        },
        format:function (param) {
            this.editor.ui._isTransfer = true;
            this.editor.fireEvent('pasteTransfer', param);
        },
        _onClick:function (cur) {
            var node = domUtils.getNextDomNode(cur),
                screenHt = uiUtils.getViewportRect().height,
                subPop = uiUtils.getClientRect(node);

            if ((subPop.top + subPop.height) > screenHt)
                node.style.top = (-subPop.height - cur.offsetHeight) + "px";
            else
                node.style.top = "";

            if (/hidden/ig.test(domUtils.getComputedStyle(node, "visibility"))) {
                node.style.visibility = "visible";
                domUtils.addClass(cur, "edui-state-opened");
            } else {
                node.style.visibility = "hidden";
                domUtils.removeClasses(cur, "edui-state-opened")
            }
        },
        _UIBase_render:UIBase.prototype.render
    };
    utils.inherits(PastePicker, UIBase);
    utils.extend(PastePicker.prototype, Stateful, true);
})();





(function (){
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        UIBase = baidu.editor.ui.UIBase,
        Toolbar = baidu.editor.ui.Toolbar = function (options){
            this.initOptions(options);
            this.initToolbar();
        };
    Toolbar.prototype = {
        items: null,
        initToolbar: function (){
            this.items = this.items || [];
            this.initUIBase();
        },
        add: function (item){
            this.items.push(item);
        },
        getHtmlTpl: function (){
            var buff = [];
            for (var i=0; i<this.items.length; i++) {
                buff[i] = this.items[i].renderHtml();
            }
            return '<div id="##" class="edui-toolbar %%" onselectstart="return false;" onmousedown="return $$._onMouseDown(event, this);">' +
                buff.join('') +
                '</div>'
        },
        postRender: function (){
            var box = this.getDom();
            for (var i=0; i<this.items.length; i++) {
                this.items[i].postRender();
            }
            uiUtils.makeUnselectable(box);
        },
        _onMouseDown: function (){
            return false;
        }
    };
    utils.inherits(Toolbar, UIBase);

})();

///import core
///import uicore
///import ui\popup.js
///import ui\stateful.js
(function () {
    var utils = baidu.editor.utils,
        domUtils = baidu.editor.dom.domUtils,
        uiUtils = baidu.editor.ui.uiUtils,
        UIBase = baidu.editor.ui.UIBase,
        Popup = baidu.editor.ui.Popup,
        Stateful = baidu.editor.ui.Stateful,
        CellAlignPicker = baidu.editor.ui.CellAlignPicker,
        Menu = baidu.editor.ui.Menu = function (options) {
            this.initOptions(options);
            this.initMenu();
        };

    var menuSeparator = {
        renderHtml:function () {
            return '<div class="edui-menuitem edui-menuseparator"><div class="edui-menuseparator-inner"></div></div>';
        },
        postRender:function () {
        },
        queryAutoHide:function () {
            return true;
        }
    };
    Menu.prototype = {
        items:null,
        uiName:'menu',
        initMenu:function () {
            this.items = this.items || [];
            this.initPopup();
            this.initItems();
        },
        initItems:function () {
            for (var i = 0; i < this.items.length; i++) {
                var item = this.items[i];
                if (item == '-') {
                    this.items[i] = this.getSeparator();
                } else if (!(item instanceof MenuItem)) {
                    item.editor = this.editor;
                    item.theme = this.editor.options.theme;
                    this.items[i] = this.createItem(item);
                }
            }
        },
        getSeparator:function () {
            return menuSeparator;
        },
        createItem:function (item) {
            return new MenuItem(item);
        },
        _Popup_getContentHtmlTpl:Popup.prototype.getContentHtmlTpl,
        getContentHtmlTpl:function () {
            if (this.items.length == 0) {
                return this._Popup_getContentHtmlTpl();
            }
            var buff = [];
            for (var i = 0; i < this.items.length; i++) {
                var item = this.items[i];
                buff[i] = item.renderHtml();
            }
            return ('<div class="%%-body">' + buff.join('') + '</div>');
        },
        _Popup_postRender:Popup.prototype.postRender,
        postRender:function () {
            var me = this;
            for (var i = 0; i < this.items.length; i++) {
                var item = this.items[i];
                item.ownerMenu = this;
                item.postRender();
            }
            domUtils.on(this.getDom(), 'mouseover', function (evt) {
                evt = evt || event;
                var rel = evt.relatedTarget || evt.fromElement;
                var el = me.getDom();
                if (!uiUtils.contains(el, rel) && el !== rel) {
                    me.fireEvent('over');
                }
            });
            this._Popup_postRender();
        },
        queryAutoHide:function (el) {
            if (el) {
                if (uiUtils.contains(this.getDom(), el)) {
                    return false;
                }
                for (var i = 0; i < this.items.length; i++) {
                    var item = this.items[i];
                    if (item.queryAutoHide(el) === false) {
                        return false;
                    }
                }
            }
        },
        clearItems:function () {
            for (var i = 0; i < this.items.length; i++) {
                var item = this.items[i];
                clearTimeout(item._showingTimer);
                clearTimeout(item._closingTimer);
                if (item.subMenu) {
                    item.subMenu.destroy();
                }
            }
            this.items = [];
        },
        destroy:function () {
            if (this.getDom()) {
                domUtils.remove(this.getDom());
            }
            this.clearItems();
        },
        dispose:function () {
            this.destroy();
        }
    };
    utils.inherits(Menu, Popup);

    var MenuItem = baidu.editor.ui.MenuItem = function (options) {
        this.initOptions(options);
        this.initUIBase();
        this.Stateful_init();
        if (this.subMenu && !(this.subMenu instanceof Menu)) {
            if (options.className && options.className.indexOf("aligntd") != -1) {
                var me = this;
                this.subMenu = new Popup({
                    content:new CellAlignPicker(this.subMenu),
                    parentMenu:me,
                    editor:me.editor,
                    destroy:function () {
                        if (this.getDom()) {
                            domUtils.remove(this.getDom());
                        }
                    }
                });
                this.subMenu.addListener("postRenderAfter", function () {
                    domUtils.on(this.getDom(), "mouseover", function () {
                        me.addState('opened');
                    });
                });
            } else {
                this.subMenu = new Menu(this.subMenu);
            }
        }
    };
    MenuItem.prototype = {
        label:'',
        subMenu:null,
        ownerMenu:null,
        uiName:'menuitem',
        alwalysHoverable:true,
        getHtmlTpl:function () {
            return '<div id="##" class="%%" stateful onclick="$$._onClick(event, this);">' +
                '<div class="%%-body">' +
                this.renderLabelHtml() +
                '</div>' +
                '</div>';
        },
        postRender:function () {
            var me = this;
            this.addListener('over', function () {
                me.ownerMenu.fireEvent('submenuover', me);
                if (me.subMenu) {
                    me.delayShowSubMenu();
                }
            });
            if (this.subMenu) {
                this.getDom().className += ' edui-hassubmenu';
                this.subMenu.render();
                this.addListener('out', function () {
                    me.delayHideSubMenu();
                });
                this.subMenu.addListener('over', function () {
                    clearTimeout(me._closingTimer);
                    me._closingTimer = null;
                    me.addState('opened');
                });
                this.ownerMenu.addListener('hide', function () {
                    me.hideSubMenu();
                });
                this.ownerMenu.addListener('submenuover', function (t, subMenu) {
                    if (subMenu !== me) {
                        me.delayHideSubMenu();
                    }
                });
                this.subMenu._bakQueryAutoHide = this.subMenu.queryAutoHide;
                this.subMenu.queryAutoHide = function (el) {
                    if (el && uiUtils.contains(me.getDom(), el)) {
                        return false;
                    }
                    return this._bakQueryAutoHide(el);
                };
            }
            this.getDom().style.tabIndex = '-1';
            uiUtils.makeUnselectable(this.getDom());
            this.Stateful_postRender();
        },
        delayShowSubMenu:function () {
            var me = this;
            if (!me.isDisabled()) {
                me.addState('opened');
                clearTimeout(me._showingTimer);
                clearTimeout(me._closingTimer);
                me._closingTimer = null;
                me._showingTimer = setTimeout(function () {
                    me.showSubMenu();
                }, 250);
            }
        },
        delayHideSubMenu:function () {
            var me = this;
            if (!me.isDisabled()) {
                me.removeState('opened');
                clearTimeout(me._showingTimer);
                if (!me._closingTimer) {
                    me._closingTimer = setTimeout(function () {
                        if (!me.hasState('opened')) {
                            me.hideSubMenu();
                        }
                        me._closingTimer = null;
                    }, 400);
                }
            }
        },
        renderLabelHtml:function () {
            return '<div class="edui-arrow"></div>' +
                '<div class="edui-box edui-icon"></div>' +
                '<div class="edui-box edui-label %%-label">' + (this.label || '') + '</div>';
        },
        getStateDom:function () {
            return this.getDom();
        },
        queryAutoHide:function (el) {
            if (this.subMenu && this.hasState('opened')) {
                return this.subMenu.queryAutoHide(el);
            }
        },
        _onClick:function (event, this_) {
            if (this.hasState('disabled')) return;
            if (this.fireEvent('click', event, this_) !== false) {
                if (this.subMenu) {
                    this.showSubMenu();
                } else {
                    Popup.postHide(event);
                }
            }
        },
        showSubMenu:function () {
            var rect = uiUtils.getClientRect(this.getDom());
            rect.right -= 5;
            rect.left += 2;
            rect.width -= 7;
            rect.top -= 4;
            rect.bottom += 4;
            rect.height += 8;
            this.subMenu.showAnchorRect(rect, true, true);
        },
        hideSubMenu:function () {
            this.subMenu.hide();
        }
    };
    utils.inherits(MenuItem, UIBase);
    utils.extend(MenuItem.prototype, Stateful, true);
})();

///import core
///import uicore
///import ui/menu.js
///import ui/splitbutton.js
(function (){
    // todo: menu��item���ͨ��list
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        Menu = baidu.editor.ui.Menu,
        SplitButton = baidu.editor.ui.SplitButton,
        Combox = baidu.editor.ui.Combox = function (options){
            this.initOptions(options);
            this.initCombox();
        };
    Combox.prototype = {
        uiName: 'combox',
        initCombox: function (){
            var me = this;
            this.items = this.items || [];
            for (var i=0; i<this.items.length; i++) {
                var item = this.items[i];
                item.uiName = 'listitem';
                item.index = i;
                item.onclick = function (){
                    me.selectByIndex(this.index);
                };
            }
            this.popup = new Menu({
                items: this.items,
                uiName: 'list',
                editor:this.editor
            });
            this.initSplitButton();
        },
        _SplitButton_postRender: SplitButton.prototype.postRender,
        postRender: function (){
            this._SplitButton_postRender();
            this.setLabel(this.label || '');
            this.setValue(this.initValue || '');
        },
        showPopup: function (){
            var rect = uiUtils.getClientRect(this.getDom());
            rect.top += 1;
            rect.bottom -= 1;
            rect.height -= 2;
            this.popup.showAnchorRect(rect);
        },
        getValue: function (){
            return this.value;
        },
        setValue: function (value){
            var index = this.indexByValue(value);
            if (index != -1) {
                this.selectedIndex = index;
                this.setLabel(this.items[index].label);
                this.value = this.items[index].value;
            } else {
                this.selectedIndex = -1;
                this.setLabel(this.getLabelForUnknowValue(value));
                this.value = value;
            }
        },
        setLabel: function (label){
            this.getDom('button_body').innerHTML = label;
            this.label = label;
        },
        getLabelForUnknowValue: function (value){
            return value;
        },
        indexByValue: function (value){
            for (var i=0; i<this.items.length; i++) {
                if (value == this.items[i].value) {
                    return i;
                }
            }
            return -1;
        },
        getItem: function (index){
            return this.items[index];
        },
        selectByIndex: function (index){
            if (index < this.items.length && this.fireEvent('select', index) !== false) {
                this.selectedIndex = index;
                this.value = this.items[index].value;
                this.setLabel(this.items[index].label);
            }
        }
    };
    utils.inherits(Combox, SplitButton);
})();

///import core
///import uicore
///import ui/mask.js
///import ui/button.js
(function (){
    var utils = baidu.editor.utils,
        domUtils = baidu.editor.dom.domUtils,
        uiUtils = baidu.editor.ui.uiUtils,
        Mask = baidu.editor.ui.Mask,
        UIBase = baidu.editor.ui.UIBase,
        Button = baidu.editor.ui.Button,
        Dialog = baidu.editor.ui.Dialog = function (options){
            this.initOptions(utils.extend({
                autoReset: true,
                draggable: true,
                onok: function (){},
                oncancel: function (){},
                onclose: function (t, ok){
                    return ok ? this.onok() : this.oncancel();
                }
            },options));
            this.initDialog();
        };
    var modalMask;
    var dragMask;
    Dialog.prototype = {
        draggable: false,
        uiName: 'dialog',
        initDialog: function (){
            var me = this,
                theme=this.editor.options.theme;
            this.initUIBase();
            this.modalMask = (modalMask || (modalMask = new Mask({
                className: 'edui-dialog-modalmask',
                theme:theme
            })));
            this.dragMask = (dragMask || (dragMask = new Mask({
                className: 'edui-dialog-dragmask',
                theme:theme
            })));
            this.closeButton = new Button({
                className: 'edui-dialog-closebutton',
                title: me.closeDialog,
                theme:theme,
                onclick: function (){
                    me.close(false);
                }
            });
            if (this.buttons) {
                for (var i=0; i<this.buttons.length; i++) {
                    if (!(this.buttons[i] instanceof Button)) {
                        this.buttons[i] = new Button(this.buttons[i]);
                    }
                }
            }
        },
        fitSize: function (){
            var popBodyEl = this.getDom('body');
//            if (!(baidu.editor.browser.ie && baidu.editor.browser.version == 7)) {
//                uiUtils.removeStyle(popBodyEl, 'width');
//                uiUtils.removeStyle(popBodyEl, 'height');
//            }
            var size = this.mesureSize();
            popBodyEl.style.width = size.width + 'px';
            popBodyEl.style.height = size.height + 'px';
            return size;
        },
        safeSetOffset: function (offset){
            var me = this;
            var el = me.getDom();
            var vpRect = uiUtils.getViewportRect();
            var rect = uiUtils.getClientRect(el);
            var left = offset.left;
            if (left + rect.width > vpRect.right) {
                left = vpRect.right - rect.width;
            }
            var top = offset.top;
            if (top + rect.height > vpRect.bottom) {
                top = vpRect.bottom - rect.height;
            }
            el.style.left = Math.max(left, 0) + 'px';
            el.style.top = Math.max(top, 0) + 'px';
        },
        showAtCenter: function (){
            this.getDom().style.display = '';
            var vpRect = uiUtils.getViewportRect();
            var popSize = this.fitSize();
            var titleHeight = this.getDom('titlebar').offsetHeight | 0;
            var left = vpRect.width / 2 - popSize.width / 2;
            var top = vpRect.height / 2 - (popSize.height - titleHeight) / 2 - titleHeight;
            var popEl = this.getDom();
            this.safeSetOffset({
                left: Math.max(left | 0, 0),
                top: Math.max(top | 0, 0)
            });
            if (!domUtils.hasClass(popEl, 'edui-state-centered')) {
                popEl.className += ' edui-state-centered';
            }
            this._show();
        },
        getContentHtml: function (){
            var contentHtml = '';
            if (typeof this.content == 'string') {
                contentHtml = this.content;
            } else if (this.iframeUrl) {
                contentHtml = '<span id="'+ this.id +'_contmask" class="dialogcontmask"></span><iframe id="'+ this.id +
                    '_iframe" class="%%-iframe" height="100%" width="100%" frameborder="0" src="'+ this.iframeUrl +'"></iframe>';
            }
            return contentHtml;
        },
        getHtmlTpl: function (){
            var footHtml = '';

            if (this.buttons) {
                var buff = [];
                for (var i=0; i<this.buttons.length; i++) {
                    buff[i] = this.buttons[i].renderHtml();
                }
                footHtml = '<div class="%%-foot">' +
                     '<div id="##_buttons" class="%%-buttons">' + buff.join('') + '</div>' +
                    '</div>';
            }
            return '<div id="##" class="%%"><div class="%%-wrap"><div id="##_body" class="%%-body">' +
                '<div class="%%-shadow"></div>' +
                '<div id="##_titlebar" class="%%-titlebar">' +
                '<div class="%%-draghandle" onmousedown="$$._onTitlebarMouseDown(event, this);">' +
                 '<span class="%%-caption">' + (this.title || '') + '</span>' +
                '</div>' +
                this.closeButton.renderHtml() +
                '</div>' +
                '<div id="##_content" class="%%-content">'+ ( this.autoReset ? '' : this.getContentHtml()) +'</div>' +
                footHtml +
                '</div></div></div>';
        },
        postRender: function (){
            // todo: ���־���/��ס�ϴιر�λ��ѡ��
            if (!this.modalMask.getDom()) {
                this.modalMask.render();
                this.modalMask.hide();
            }
            if (!this.dragMask.getDom()) {
                this.dragMask.render();
                this.dragMask.hide();
            }
            var me = this;
            this.addListener('show', function (){
                me.modalMask.show(this.getDom().style.zIndex - 2);
            });
            this.addListener('hide', function (){
                me.modalMask.hide();
            });
            if (this.buttons) {
                for (var i=0; i<this.buttons.length; i++) {
                    this.buttons[i].postRender();
                }
            }
            domUtils.on(window, 'resize', function (){
                setTimeout(function (){
                    if (!me.isHidden()) {
                        me.safeSetOffset(uiUtils.getClientRect(me.getDom()));
                    }
                });
            });
            this._hide();
        },
        mesureSize: function (){
            var body = this.getDom('body');
            var width = uiUtils.getClientRect(this.getDom('content')).width;
            var dialogBodyStyle = body.style;
            dialogBodyStyle.width = width;
            return uiUtils.getClientRect(body);
        },
        _onTitlebarMouseDown: function (evt, el){
            if (this.draggable) {
                var rect;
                var vpRect = uiUtils.getViewportRect();
                var me = this;
                uiUtils.startDrag(evt, {
                    ondragstart: function (){
                        rect = uiUtils.getClientRect(me.getDom());
                        me.getDom('contmask').style.visibility = 'visible';
                        me.dragMask.show(me.getDom().style.zIndex - 1);
                    },
                    ondragmove: function (x, y){
                        var left = rect.left + x;
                        var top = rect.top + y;
                        me.safeSetOffset({
                            left: left,
                            top: top
                        });
                    },
                    ondragstop: function (){
                        me.getDom('contmask').style.visibility = 'hidden';
                        domUtils.removeClasses(me.getDom(), ['edui-state-centered']);
                        me.dragMask.hide();
                    }
                });
            }
        },
        reset: function (){
            this.getDom('content').innerHTML = this.getContentHtml();
        },
        _show: function (){
            if (this._hidden) {
                this.getDom().style.display = '';

                //Ҫ�߹�༭����zindxe
                this.editor.container.style.zIndex && (this.getDom().style.zIndex = this.editor.container.style.zIndex * 1 + 10);
                this._hidden = false;
                this.fireEvent('show');
                baidu.editor.ui.uiUtils.getFixedLayer().style.zIndex = this.getDom().style.zIndex - 4;
            }
        },
        isHidden: function (){
            return this._hidden;
        },
        _hide: function (){
            if (!this._hidden) {
                this.getDom().style.display = 'none';
                this.getDom().style.zIndex = '';
                this._hidden = true;
                this.fireEvent('hide');
            }
        },
        open: function (){
            if (this.autoReset) {
                //�п��ܻ�û����Ⱦ
                try{
                    this.reset();
                }catch(e){
                    this.render();
                    this.open()
                }
            }
            this.showAtCenter();
            if (this.iframeUrl) {
                try {
                    this.getDom('iframe').focus();
                } catch(ex){}
            }
        },
        _onCloseButtonClick: function (evt, el){
            this.close(false);
        },
        close: function (ok){
            if (this.fireEvent('close', ok) !== false) {
                this._hide();
            }
        }
    };
    utils.inherits(Dialog, UIBase);
})();

///import core
///import uicore
///import ui/menu.js
///import ui/splitbutton.js
(function (){
    var utils = baidu.editor.utils,
        Menu = baidu.editor.ui.Menu,
        SplitButton = baidu.editor.ui.SplitButton,
        MenuButton = baidu.editor.ui.MenuButton = function (options){
            this.initOptions(options);
            this.initMenuButton();
        };
    MenuButton.prototype = {
        initMenuButton: function (){
            var me = this;
            this.uiName = "menubutton";
            this.popup = new Menu({
                items: me.items,
                className: me.className,
                editor:me.editor
            });
            this.popup.addListener('show', function (){
                var list = this;
                for (var i=0; i<list.items.length; i++) {
                    list.items[i].removeState('checked');
                    if (list.items[i].value == me._value) {
                        list.items[i].addState('checked');
                        this.value = me._value;
                    }
                }
            });
            this.initSplitButton();
        },
        setValue : function(value){
            this._value = value;
        }
        
    };
    utils.inherits(MenuButton, SplitButton);
})();
//ui��༭���������
//�Ǹ���ť������dialog����������ȶ��������js������
//�Լ�д��uiҲҪ���������ã��ŵ�baidu.editor.ui�±ߣ����༭��ʵ���ʱ�����editor_config�е�toolbars�ҵ���Ӧ�Ľ���ʵ��
(function () {
    var utils = baidu.editor.utils;
    var editorui = baidu.editor.ui;
    var _Dialog = editorui.Dialog;
    editorui.buttons={};

    editorui.Dialog = function (options) {
        var dialog = new _Dialog(options);
        dialog.addListener('hide', function () {

            if (dialog.editor) {
                var editor = dialog.editor;
                try {
                    if (browser.gecko) {
                        var y = editor.window.scrollY,
                            x = editor.window.scrollX;
                        editor.body.focus();
                        editor.window.scrollTo(x, y);
                    } else {
                        editor.focus();
                    }


                } catch (ex) {
                }
            }
        });
        return dialog;
    };

    var iframeUrlMap = {
        'anchor':'~/dialogs/anchor/anchor.html',
        'insertimage':'~/dialogs/image/image.html',
        'link':'~/dialogs/link/link.html',
        'spechars':'~/dialogs/spechars/spechars.html',
        'searchreplace':'~/dialogs/searchreplace/searchreplace.html',
        'map':'~/dialogs/map/map.html',
        'gmap':'~/dialogs/gmap/gmap.html',
        'insertvideo':'~/dialogs/video/video.html',
        'help':'~/dialogs/help/help.html',
        'highlightcode':'~/dialogs/highlightcode/highlightcode.html',
        'emotion':'~/dialogs/emotion/emotion.html',
        'wordimage':'~/dialogs/wordimage/wordimage.html',
        'attachment':'~/dialogs/attachment/attachment.html',
        'insertframe':'~/dialogs/insertframe/insertframe.html',
        'edittip':'~/dialogs/table/edittip.html',
        'edittable':'~/dialogs/table/edittable.html',
        'edittd':'~/dialogs/table/edittd.html',
        'webapp':'~/dialogs/webapp/webapp.html',
        'snapscreen':'~/dialogs/snapscreen/snapscreen.html',
        'scrawl':'~/dialogs/scrawl/scrawl.html',
        'music':'~/dialogs/music/music.html',
        'template':'~/dialogs/template/template.html',
        'background':'~/dialogs/background/background.html'
    };
    //Ϊ��������Ӱ�ť�����¶���ͳһ�İ�ť�����������д��һ��
    var btnCmds = ['undo', 'redo', 'formatmatch',
        'bold', 'italic', 'underline', 'touppercase', 'tolowercase',
        'strikethrough', 'subscript', 'superscript', 'source', 'indent', 'outdent',
        'blockquote', 'pasteplain', 'pagebreak',
        'selectall', 'print', 'preview', 'horizontal', 'removeformat', 'time', 'date', 'unlink',
        'insertparagraphbeforetable', 'insertrow', 'insertcol', 'mergeright', 'mergedown', 'deleterow',
        'deletecol', 'splittorows', 'splittocols', 'splittocells', 'mergecells', 'deletetable'];

    for (var i = 0, ci; ci = btnCmds[i++];) {
        ci = ci.toLowerCase();
        editorui[ci] = function (cmd) {
            return function (editor) {
                var ui = new editorui.Button({
                    className:'edui-for-' + cmd,
                    title:editor.options.labelMap[cmd] || editor.getLang("labelMap." + cmd) || '',
                    onclick:function () {
                        editor.execCommand(cmd);
                    },
                    theme:editor.options.theme,
                    showText:false
                });
                editorui.buttons[cmd]=ui;
                editor.addListener('selectionchange', function (type, causeByUi, uiReady) {
                    var state = editor.queryCommandState(cmd);
                    if (state == -1) {
                        ui.setDisabled(true);
                        ui.setChecked(false);
                    } else {
                        if (!uiReady) {
                            ui.setDisabled(false);
                            ui.setChecked(state);
                        }
                    }
                });
                return ui;
            };
        }(ci);
    }

    //����ĵ�
    editorui.cleardoc = function (editor) {
        var ui = new editorui.Button({
            className:'edui-for-cleardoc',
            title:editor.options.labelMap.cleardoc || editor.getLang("labelMap.cleardoc") || '',
            theme:editor.options.theme,
            onclick:function () {
                if (confirm(editor.getLang("confirmClear"))) {
                    editor.execCommand('cleardoc');
                }
            }
        });
        editorui.buttons["cleardoc"]=ui;
        editor.addListener('selectionchange', function () {
            ui.setDisabled(editor.queryCommandState('cleardoc') == -1);
        });
        return ui;
    };

    //�Ű棬ͼƬ�Ű棬���ַ���
    var typeset = {
        'justify':['left', 'right', 'center', 'justify'],
        'imagefloat':['none', 'left', 'center', 'right'],
        'directionality':['ltr', 'rtl']
    };

    for (var p in typeset) {

        (function (cmd, val) {
            for (var i = 0, ci; ci = val[i++];) {
                (function (cmd2) {
                    editorui[cmd.replace('float', '') + cmd2] = function (editor) {
                        var ui = new editorui.Button({
                            className:'edui-for-' + cmd.replace('float', '') + cmd2,
                            title:editor.options.labelMap[cmd.replace('float', '') + cmd2] || editor.getLang("labelMap." + cmd.replace('float', '') + cmd2) || '',
                            theme:editor.options.theme,
                            onclick:function () {
                                editor.execCommand(cmd, cmd2);
                            }
                        });
                        editorui.buttons[cmd]=ui;
                        editor.addListener('selectionchange', function (type, causeByUi, uiReady) {
                            ui.setDisabled(editor.queryCommandState(cmd) == -1);
                            ui.setChecked(editor.queryCommandValue(cmd) == cmd2 && !uiReady);
                        });
                        return ui;
                    };
                })(ci)
            }
        })(p, typeset[p])
    }

    //������ɫ�ͱ�����ɫ
    for (var i = 0, ci; ci = ['backcolor', 'forecolor'][i++];) {
        editorui[ci] = function (cmd) {
            return function (editor) {
                var ui = new editorui.ColorButton({
                    className:'edui-for-' + cmd,
                    color:'default',
                    title:editor.options.labelMap[cmd] || editor.getLang("labelMap." + cmd) || '',
                    editor:editor,
                    onpickcolor:function (t, color) {
                        editor.execCommand(cmd, color);
                    },
                    onpicknocolor:function () {
                        editor.execCommand(cmd, 'default');
                        this.setColor('transparent');
                        this.color = 'default';
                    },
                    onbuttonclick:function () {
                        editor.execCommand(cmd, this.color);
                    }
                });
                editorui.buttons[cmd]=ui;
                editor.addListener('selectionchange', function () {
                    ui.setDisabled(editor.queryCommandState(cmd) == -1);
                });
                return ui;
            };
        }(ci);
    }


    var dialogBtns = {
        noOk:['searchreplace', 'help', 'spechars', 'webapp'],
        ok:['attachment', 'anchor', 'link', 'insertimage', 'map', 'gmap', 'insertframe', 'wordimage',
            'insertvideo', 'highlightcode', 'insertframe','edittip','edittable', 'edittd','scrawl', 'template','music', 'background']

    };

    for (var p in dialogBtns) {
        (function (type, vals) {
            for (var i = 0, ci; ci = vals[i++];) {
                //todo opera�´�������
                if (browser.opera && ci === "searchreplace") {
                    continue;
                }
                (function (cmd) {
                    editorui[cmd] = function (editor, iframeUrl, title) {
                        iframeUrl = iframeUrl || (editor.options.iframeUrlMap || {})[cmd] || iframeUrlMap[cmd];
                        title = editor.options.labelMap[cmd] || editor.getLang("labelMap." + cmd) || '';

                        var dialog;
                        //û��iframeUrl������dialog
                        if (iframeUrl) {
                            dialog = new editorui.Dialog(utils.extend({
                                iframeUrl:editor.ui.mapUrl(iframeUrl),
                                editor:editor,
                                className:'edui-for-' + cmd,
                                title:title,
                                closeDialog:editor.getLang("closeDialog")
                            }, type == 'ok' ? {
                                buttons:[
                                    {
                                        className:'edui-okbutton',
                                        label:editor.getLang("ok"),
                                        editor:editor,
                                        onclick:function () {
                                            dialog.close(true);
                                        }
                                    },
                                    {
                                        className:'edui-cancelbutton',
                                        label:editor.getLang("cancel"),
                                        editor:editor,
                                        onclick:function () {
                                            dialog.close(false);
                                        }
                                    }
                                ]
                            } : {}));

                            editor.ui._dialogs[cmd + "Dialog"] = dialog;
                        }

                        var ui = new editorui.Button({
                            className:'edui-for-' + cmd,
                            title:title,
                            onclick:function () {
                                if (dialog) {
                                    switch (cmd) {
                                        case "wordimage":
                                            editor.execCommand("wordimage", "word_img");
                                            if (editor.word_img) {
                                                dialog.render();
                                                dialog.open();
                                            }
                                            break;
                                        case "scrawl":
                                            if (editor.queryCommandState("scrawl") != -1) {
                                                dialog.render();
                                                dialog.open();
                                            }

                                            break;
                                        default:
                                            dialog.render();
                                            dialog.open();
                                    }
                                }
                            },
                            theme:editor.options.theme,
                            disabled:cmd == 'scrawl' && editor.queryCommandState("scrawl") == -1
                        });
                        editorui.buttons[cmd]=ui;
                        editor.addListener('selectionchange', function () {
                            //ֻ�������Ҽ�˵����޹�������ť��ui����Ҫ���״̬
                            var unNeedCheckState = {'edittable':1};
                            if (cmd in unNeedCheckState)return;

                            var state = editor.queryCommandState(cmd);
                            if (ui.getDom()) {
                                ui.setDisabled(state == -1);
                                ui.setChecked(state);
                            }

                        });

                        return ui;
                    };
                })(ci.toLowerCase())
            }
        })(p, dialogBtns[p])
    }

    editorui.snapscreen = function (editor, iframeUrl, title) {
        title = editor.options.labelMap['snapscreen'] || editor.getLang("labelMap.snapscreen") || '';
        var ui = new editorui.Button({
            className:'edui-for-snapscreen',
            title:title,
            onclick:function () {
                editor.execCommand("snapscreen");
            },
            theme:editor.options.theme

        });
        editorui.buttons['snapscreen']=ui;
        iframeUrl = iframeUrl || (editor.options.iframeUrlMap || {})["snapscreen"] || iframeUrlMap["snapscreen"];
        if (iframeUrl) {
            var dialog = new editorui.Dialog({
                iframeUrl:editor.ui.mapUrl(iframeUrl),
                editor:editor,
                className:'edui-for-snapscreen',
                title:title,
                buttons:[
                    {
                        className:'edui-okbutton',
                        label:editor.getLang("ok"),
                        editor:editor,
                        onclick:function () {
                            dialog.close(true);
                        }
                    },
                    {
                        className:'edui-cancelbutton',
                        label:editor.getLang("cancel"),
                        editor:editor,
                        onclick:function () {
                            dialog.close(false);
                        }
                    }
                ]

            });
            dialog.render();
            editor.ui._dialogs["snapscreenDialog"] = dialog;
        }
        editor.addListener('selectionchange', function () {
            ui.setDisabled(editor.queryCommandState('snapscreen') == -1);
        });
        return ui;
    };


    editorui.fontfamily = function (editor, list, title) {
        list = editor.options['fontfamily'] || [];
        title = editor.options.labelMap['fontfamily'] || editor.getLang("labelMap.fontfamily") || '';
        if(!list.length) return;
        for (var i = 0, ci, items = []; ci = list[i]; i++) {
            var langLabel = editor.getLang('fontfamily')[ci.name] || "";
            (function (key, val) {
                items.push({
                    label:key,
                    value:val,
                    theme:editor.options.theme,
                    renderLabelHtml:function () {
                        return '<div class="edui-label %%-label" style="font-family:' +
                            utils.unhtml(this.value) + '">' + (this.label || '') + '</div>';
                    }
                });
            })(ci.label || langLabel, ci.val)
        }
        var ui = new editorui.Combox({
            editor:editor,
            items:items,
            onselect:function (t, index) {
                editor.execCommand('FontFamily', this.items[index].value);
            },
            onbuttonclick:function () {
                this.showPopup();
            },
            title:title,
            initValue:title,
            className:'edui-for-fontfamily',
            indexByValue:function (value) {
                if (value) {
                    for (var i = 0, ci; ci = this.items[i]; i++) {
                        if (ci.value.indexOf(value) != -1)
                            return i;
                    }
                }

                return -1;
            }
        });
        editorui.buttons['fontfamily']=ui;
        editor.addListener('selectionchange', function (type, causeByUi, uiReady) {
            if (!uiReady) {
                var state = editor.queryCommandState('FontFamily');
                if (state == -1) {
                    ui.setDisabled(true);
                } else {
                    ui.setDisabled(false);
                    var value = editor.queryCommandValue('FontFamily');
                    //trace:1871 ie�´�Դ��ģʽ�л�����ʱ����������ţ����һ��ж���
                    value && (value = value.replace(/['"]/g, '').split(',')[0]);
                    ui.setValue(value);

                }
            }

        });
        return ui;
    };

    editorui.fontsize = function (editor, list, title) {
        title = editor.options.labelMap['fontsize'] || editor.getLang("labelMap.fontsize") || '';
        list = list || editor.options['fontsize'] || [];
        if(!list.length) return;
        var items = [];
        for (var i = 0; i < list.length; i++) {
            var size = list[i] + 'px';
            items.push({
                label:size,
                value:size,
                theme:editor.options.theme,
                renderLabelHtml:function () {
                    return '<div class="edui-label %%-label" style="line-height:1;font-size:' +
                        this.value + '">' + (this.label || '') + '</div>';
                }
            });
        }
        var ui = new editorui.Combox({
            editor:editor,
            items:items,
            title:title,
            initValue:title,
            onselect:function (t, index) {
                editor.execCommand('FontSize', this.items[index].value);
            },
            onbuttonclick:function () {
                this.showPopup();
            },
            className:'edui-for-fontsize'
        });
        editorui.buttons['fontsize']=ui;
        editor.addListener('selectionchange', function (type, causeByUi, uiReady) {
            if (!uiReady) {
                var state = editor.queryCommandState('FontSize');
                if (state == -1) {
                    ui.setDisabled(true);
                } else {
                    ui.setDisabled(false);
                    ui.setValue(editor.queryCommandValue('FontSize'));
                }
            }

        });
        return ui;
    };

    editorui.paragraph = function (editor, list, title) {
        title = editor.options.labelMap['paragraph'] || editor.getLang("labelMap.paragraph") || '';
        list = editor.options['paragraph'] || [];
        if(utils.isEmptyObject(list)) return;
        var items = [];
        for (var i in list) {
            items.push({
                value:i,
                label:list[i] || editor.getLang("paragraph")[i],
                theme:editor.options.theme,
                renderLabelHtml:function () {
                    return '<div class="edui-label %%-label"><span class="edui-for-' + this.value + '">' + (this.label || '') + '</span></div>';
                }
            })
        }
        var ui = new editorui.Combox({
            editor:editor,
            items:items,
            title:title,
            initValue:title,
            className:'edui-for-paragraph',
            onselect:function (t, index) {
                editor.execCommand('Paragraph', this.items[index].value);
            },
            onbuttonclick:function () {
                this.showPopup();
            }
        });
        editorui.buttons['paragraph']=ui;
        editor.addListener('selectionchange', function (type, causeByUi, uiReady) {
            if (!uiReady) {
                var state = editor.queryCommandState('Paragraph');
                if (state == -1) {
                    ui.setDisabled(true);
                } else {
                    ui.setDisabled(false);
                    var value = editor.queryCommandValue('Paragraph');
                    var index = ui.indexByValue(value);
                    if (index != -1) {
                        ui.setValue(value);
                    } else {
                        ui.setValue(ui.initValue);
                    }
                }
            }

        });
        return ui;
    };


    //�Զ������
    editorui.customstyle = function (editor) {
        var list = editor.options['customstyle'] || [],
            title = editor.options.labelMap['customstyle'] || editor.getLang("labelMap.customstyle") || '';
        if (!list.length)return;
        var langCs = editor.getLang('customstyle');
        for (var i = 0, items = [], t; t = list[i++];) {
            (function (t) {
                var ck = {};
                ck.label = t.label ? t.label : langCs[t.name];
                ck.style = t.style;
                ck.className = t.className;
                ck.tag = t.tag;
                items.push({
                    label:ck.label,
                    value:ck,
                    theme:editor.options.theme,
                    renderLabelHtml:function () {
                        return '<div class="edui-label %%-label">' + '<' + ck.tag + ' ' + (ck.className ? ' class="' + ck.className + '"' : "")
                            + (ck.style ? ' style="' + ck.style + '"' : "") + '>' + ck.label + "<\/" + ck.tag + ">"
                            + '</div>';
                    }
                });
            })(t);
        }

        var ui = new editorui.Combox({
            editor:editor,
            items:items,
            title:title,
            initValue:title,
            className:'edui-for-customstyle',
            onselect:function (t, index) {
                editor.execCommand('customstyle', this.items[index].value);
            },
            onbuttonclick:function () {
                this.showPopup();
            },
            indexByValue:function (value) {
                for (var i = 0, ti; ti = this.items[i++];) {
                    if (ti.label == value) {
                        return i - 1
                    }
                }
                return -1;
            }
        });
        editorui.buttons['customstyle']=ui;
        editor.addListener('selectionchange', function (type, causeByUi, uiReady) {
            if (!uiReady) {
                var state = editor.queryCommandState('customstyle');
                if (state == -1) {
                    ui.setDisabled(true);
                } else {
                    ui.setDisabled(false);
                    var value = editor.queryCommandValue('customstyle');
                    var index = ui.indexByValue(value);
                    if (index != -1) {
                        ui.setValue(value);
                    } else {
                        ui.setValue(ui.initValue);
                    }
                }
            }

        });
        return ui;
    };
    editorui.inserttable = function (editor, iframeUrl, title) {
        title = editor.options.labelMap['inserttable'] || editor.getLang("labelMap.inserttable") || '';
        var ui = new editorui.TableButton({
            editor:editor,
            title:title,
            className:'edui-for-inserttable',
            onpicktable:function (t, numCols, numRows) {
                editor.execCommand('InsertTable', {numRows:numRows, numCols:numCols, border:1});
            },
            onbuttonclick:function () {
                this.showPopup();
            }
        });
        editorui.buttons['inserttable']=ui;
        editor.addListener('selectionchange', function () {
            ui.setDisabled(editor.queryCommandState('inserttable') == -1);
        });
        return ui;
    };

    editorui.lineheight = function (editor) {
        var val = editor.options.lineheight || [];
        if(!val.length)return;
        for (var i = 0, ci, items = []; ci = val[i++];) {
            items.push({
                //todo:д����
                label:ci,
                value:ci,
                theme:editor.options.theme,
                onclick:function () {
                    editor.execCommand("lineheight", this.value);
                }
            })
        }
        var ui = new editorui.MenuButton({
            editor:editor,
            className:'edui-for-lineheight',
            title:editor.options.labelMap['lineheight'] || editor.getLang("labelMap.lineheight") || '',
            items:items,
            onbuttonclick:function () {
                var value = editor.queryCommandValue('LineHeight') || this.value;
                editor.execCommand("LineHeight", value);
            }
        });
        editorui.buttons['lineheight']=ui;
        editor.addListener('selectionchange', function () {
            var state = editor.queryCommandState('LineHeight');
            if (state == -1) {
                ui.setDisabled(true);
            } else {
                ui.setDisabled(false);
                var value = editor.queryCommandValue('LineHeight');
                value && ui.setValue((value + '').replace(/cm/, ''));
                ui.setChecked(state)
            }
        });
        return ui;
    };

    var rowspacings = ['top', 'bottom'];
    for (var r = 0, ri; ri = rowspacings[r++];) {
        (function (cmd) {
            editorui['rowspacing' + cmd] = function (editor) {
                var val = editor.options['rowspacing' + cmd] || [];
                if(!val.length) return null;
                for (var i = 0, ci, items = []; ci = val[i++];) {
                    items.push({
                        label:ci,
                        value:ci,
                        theme:editor.options.theme,
                        onclick:function () {
                            editor.execCommand("rowspacing", this.value, cmd);
                        }
                    })
                }
                var ui = new editorui.MenuButton({
                    editor:editor,
                    className:'edui-for-rowspacing' + cmd,
                    title:editor.options.labelMap['rowspacing' + cmd] || editor.getLang("labelMap.rowspacing" + cmd) || '',
                    items:items,
                    onbuttonclick:function () {
                        var value = editor.queryCommandValue('rowspacing', cmd) || this.value;
                        editor.execCommand("rowspacing", value, cmd);
                    }
                });
                editorui.buttons[cmd]=ui;
                editor.addListener('selectionchange', function () {
                    var state = editor.queryCommandState('rowspacing', cmd);
                    if (state == -1) {
                        ui.setDisabled(true);
                    } else {
                        ui.setDisabled(false);
                        var value = editor.queryCommandValue('rowspacing', cmd);
                        value && ui.setValue((value + '').replace(/%/, ''));
                        ui.setChecked(state)
                    }
                });
                return ui;
            }
        })(ri)
    }
    //���������б�
    var lists = ['insertorderedlist', 'insertunorderedlist'];
    for (var l = 0, cl; cl = lists[l++];) {
        (function (cmd) {
            editorui[cmd] = function (editor) {
                var vals = editor.options[cmd],
                    _onMenuClick = function () {
                        editor.execCommand(cmd, this.value);
                    }, items = [];
                for (var i in vals) {
                    items.push({
                        label:vals[i] || editor.getLang()[cmd][i] || "",
                        value:i,
                        theme:editor.options.theme,
                        onclick:_onMenuClick
                    })
                }
                var ui = new editorui.MenuButton({
                    editor:editor,
                    className:'edui-for-' + cmd,
                    title:editor.getLang("labelMap." + cmd) || '',
                    'items':items,
                    onbuttonclick:function () {
                        var value = editor.queryCommandValue(cmd) || this.value;
                        editor.execCommand(cmd, value);
                    }
                });
                editorui.buttons[cmd]=ui;
                editor.addListener('selectionchange', function () {
                    var state = editor.queryCommandState(cmd);
                    if (state == -1) {
                        ui.setDisabled(true);
                    } else {
                        ui.setDisabled(false);
                        var value = editor.queryCommandValue(cmd);
                        ui.setValue(value);
                        ui.setChecked(state)
                    }
                });
                return ui;
            };
        })(cl)
    }

    editorui.fullscreen = function (editor, title) {
        title = editor.options.labelMap['fullscreen'] || editor.getLang("labelMap.fullscreen") || '';
        var ui = new editorui.Button({
            className:'edui-for-fullscreen',
            title:title,
            theme:editor.options.theme,
            onclick:function () {
                if (editor.ui) {
                    editor.ui.setFullScreen(!editor.ui.isFullScreen());
                }
                this.setChecked(editor.ui.isFullScreen());
            }
        });
        editorui.buttons['fullscreen']=ui;
        editor.addListener('selectionchange', function () {
            var state = editor.queryCommandState('fullscreen');
            ui.setDisabled(state == -1);
            ui.setChecked(editor.ui.isFullScreen());
        });
        return ui;
    };

    // ����
    editorui.emotion = function (editor, iframeUrl) {
        var ui = new editorui.MultiMenuPop({
            title:editor.options.labelMap['emotion'] || editor.getLang("labelMap.emotion") || '',
            editor:editor,
            className:'edui-for-emotion',
            iframeUrl:editor.ui.mapUrl(iframeUrl || (editor.options.iframeUrlMap || {})['emotion'] || iframeUrlMap['emotion'])
        });
        editorui.buttons['emotion']=ui;

        editor.addListener('selectionchange', function () {
            ui.setDisabled(editor.queryCommandState('emotion') == -1)
        });
        return ui;
    };

    editorui.autotypeset = function (editor) {
        var ui = new editorui.AutoTypeSetButton({
            editor:editor,
            title:editor.options.labelMap['autotypeset'] || editor.getLang("labelMap.autotypeset") || '',
            className:'edui-for-autotypeset',
            onbuttonclick:function () {
                editor.execCommand('autotypeset')
            }
        });
        editorui.buttons['autotypeset']=ui;
        editor.addListener('selectionchange', function () {
            ui.setDisabled(editor.queryCommandState('autotypeset') == -1);
        });
        return ui;
    };

})();

///import core
///commands ȫ��
///commandsName FullScreen
///commandsTitle  ȫ��
(function () {
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        UIBase = baidu.editor.ui.UIBase,
        domUtils = baidu.editor.dom.domUtils;
    var nodeStack = [];

    function EditorUI(options) {
        this.initOptions(options);
        this.initEditorUI();
    }

    EditorUI.prototype = {
        uiName:'editor',
        initEditorUI:function () {
            this.editor.ui = this;
            this._dialogs = {};
            this.initUIBase();
            this._initToolbars();
            var editor = this.editor,
                me = this;

            editor.addListener('ready', function () {
                //�ṩgetDialog����
                editor.getDialog = function (name) {
                    return editor.ui._dialogs[name + "Dialog"];
                };
                domUtils.on(editor.window, 'scroll', function (evt) {
                    baidu.editor.ui.Popup.postHide(evt);
                });
                //�ṩ�༭��ʵʱ���(ȫ��ʱ��߲��仯)
                editor.ui._actualFrameWidth = editor.options.initialFrameWidth;

                //display bottom-bar label based on config
                if (editor.options.elementPathEnabled) {
                    editor.ui.getDom('elementpath').innerHTML = '<div class="edui-editor-breadcrumb">' + editor.getLang("elementPathTip") + ':</div>';
                }
                if (editor.options.wordCount) {
                    function countFn() {
                        setCount(editor,me);
                        domUtils.un(editor.document, "click", arguments.callee);
                    }
                    domUtils.on(editor.document, "click", countFn);
                    editor.ui.getDom('wordcount').innerHTML = editor.getLang("wordCountTip");
                }
                editor.ui._scale();
                if (editor.options.scaleEnabled) {
                    if (editor.autoHeightEnabled) {
                        editor.disableAutoHeight();
                    }
                    me.enableScale();
                } else {
                    me.disableScale();
                }
                if (!editor.options.elementPathEnabled && !editor.options.wordCount && !editor.options.scaleEnabled) {
                    editor.ui.getDom('elementpath').style.display = "none";
                    editor.ui.getDom('wordcount').style.display = "none";
                    editor.ui.getDom('scale').style.display = "none";
                }

                if (!editor.selection.isFocus())return;
                editor.fireEvent('selectionchange', false, true);


            });

            editor.addListener('mousedown', function (t, evt) {
                var el = evt.target || evt.srcElement;
                baidu.editor.ui.Popup.postHide(evt, el);
            });
            editor.addListener("delcells", function () {
                if (UE.ui['edittip']) {
                    new UE.ui['edittip'](editor);
                }
                editor.getDialog('edittip').open();
            });

            var pastePop, isPaste = false, timer;
            editor.addListener("afterpaste", function () {
                if(editor.queryCommandState('pasteplain'))
                    return;
                pastePop = new baidu.editor.ui.Popup({
                    content:new baidu.editor.ui.PastePicker({editor:editor}),
                    editor:editor,
                    className:'edui-wordpastepop'
                });
                pastePop.render();
                isPaste = true;
            });

            editor.addListener("afterinserthtml", function () {
                clearTimeout(timer);
                timer = setTimeout(function () {
                    if (pastePop && (isPaste || editor.ui._isTransfer)) {
                        var span = domUtils.createElement(editor.document, 'span', {
                                'style':"line-height:0px;",
                                'innerHTML':'\ufeff'
                            }),
                            range = editor.selection.getRange();
                        range.insertNode(span);
                        pastePop.showAnchor(span);
                        domUtils.remove(span);
                        delete editor.ui._isTransfer;
                        isPaste = false;
                    }
                }, 200)
            });
            editor.addListener('contextmenu', function (t, evt) {
                baidu.editor.ui.Popup.postHide(evt);
            });
            editor.addListener('keydown', function (t, evt) {
                if (pastePop)    pastePop.dispose(evt);
                var keyCode = evt.keyCode || evt.which;
                if(evt.altKey&&keyCode==90){
                    UE.ui.buttons['fullscreen'].onclick();
                }
            });
            editor.addListener('wordcount', function (type) {
                setCount(this,me);
            });
            function setCount(editor,ui) {
                editor.setOpt({
                    wordCount:true,
                    maximumWords:10000,
                    wordCountMsg:editor.options.wordCountMsg || editor.getLang("wordCountMsg"),
                    wordOverFlowMsg:editor.options.wordOverFlowMsg || editor.getLang("wordOverFlowMsg")
                });
                var opt = editor.options,
                    max = opt.maximumWords,
                    msg = opt.wordCountMsg ,
                    errMsg = opt.wordOverFlowMsg,
                    countDom = ui.getDom('wordcount');
                if (!opt.wordCount) {
                    return;
                }
                var count = editor.getContentLength(true);
                if (count > max) {
                    countDom.innerHTML = errMsg;
                    editor.fireEvent("wordcountoverflow");
                } else {
                    countDom.innerHTML = msg.replace("{#leave}", max - count).replace("{#count}", count);
                }
            }

            editor.addListener('selectionchange', function () {
                if (editor.options.elementPathEnabled) {
                    me[(editor.queryCommandState('elementpath') == -1 ? 'dis' : 'en') + 'ableElementPath']()
                }
                if (editor.options.scaleEnabled) {
                    me[(editor.queryCommandState('scale') == -1 ? 'dis' : 'en') + 'ableScale']();

                }
            });
            var popup = new baidu.editor.ui.Popup({
                editor:editor,
                content:'',
                className:'edui-bubble',
                _onEditButtonClick:function () {
                    this.hide();
                    editor.ui._dialogs.linkDialog.open();
                },
                _onImgEditButtonClick:function (name) {
                    this.hide();
                    editor.ui._dialogs[name] && editor.ui._dialogs[name].open();

                },
                _onImgSetFloat:function (value) {
                    this.hide();
                    editor.execCommand("imagefloat", value);

                },
                _setIframeAlign:function (value) {
                    var frame = popup.anchorEl;
                    var newFrame = frame.cloneNode(true);
                    switch (value) {
                        case -2:
                            newFrame.setAttribute("align", "");
                            break;
                        case -1:
                            newFrame.setAttribute("align", "left");
                            break;
                        case 1:
                            newFrame.setAttribute("align", "right");
                            break;
                    }
                    frame.parentNode.insertBefore(newFrame, frame);
                    domUtils.remove(frame);
                    popup.anchorEl = newFrame;
                    popup.showAnchor(popup.anchorEl);
                },
                _updateIframe:function () {
                    editor._iframe = popup.anchorEl;
                    editor.ui._dialogs.insertframeDialog.open();
                    popup.hide();
                },
                _onRemoveButtonClick:function (cmdName) {
                    editor.execCommand(cmdName);
                    this.hide();
                },
                queryAutoHide:function (el) {
                    if (el && el.ownerDocument == editor.document) {
                        if (el.tagName.toLowerCase() == 'img' || domUtils.findParentByTagName(el, 'a', true)) {
                            return el !== popup.anchorEl;
                        }
                    }
                    return baidu.editor.ui.Popup.prototype.queryAutoHide.call(this, el);
                }
            });
            popup.render();
            if (editor.options.imagePopup) {
                editor.addListener('mouseover', function (t, evt) {
                    evt = evt || window.event;
                    var el = evt.target || evt.srcElement;
                    if (editor.ui._dialogs.insertframeDialog && /iframe/ig.test(el.tagName)) {
                        var html = popup.formatHtml(
                            '<nobr>' + editor.getLang("property") + ': <span onclick=$$._setIframeAlign(-2) class="edui-clickable">' + editor.getLang("default") + '</span>&nbsp;&nbsp;<span onclick=$$._setIframeAlign(-1) class="edui-clickable">' + editor.getLang("justifyleft") + '</span>&nbsp;&nbsp;<span onclick=$$._setIframeAlign(1) class="edui-clickable">' + editor.getLang("justifyright") + '</span>&nbsp;&nbsp;' +
                                ' <span onclick="$$._updateIframe( this);" class="edui-clickable">' + editor.getLang("modify") + '</span></nobr>');
                        if (html) {
                            popup.getDom('content').innerHTML = html;
                            popup.anchorEl = el;
                            popup.showAnchor(popup.anchorEl);
                        } else {
                            popup.hide();
                        }
                    }
                });
                editor.addListener('selectionchange', function (t, causeByUi) {
                    if (!causeByUi) return;
                    var html = '', str = "",
                        img = editor.selection.getRange().getClosedNode(),
                        dialogs = editor.ui._dialogs;
                    if (img && img.tagName == 'IMG') {
                        var dialogName = 'insertimageDialog';
                        if (img.className.indexOf("edui-faked-video") != -1) {
                            dialogName = "insertvideoDialog"
                        }
                        if (img.className.indexOf("edui-faked-webapp") != -1) {
                            dialogName = "webappDialog"
                        }
                        if (img.src.indexOf("http://api.map.baidu.com") != -1) {
                            dialogName = "mapDialog"
                        }
                        if (img.className.indexOf("edui-faked-music") != -1) {
                            dialogName = "musicDialog"
                        }
                        if (img.src.indexOf("http://maps.google.com/maps/api/staticmap") != -1) {
                            dialogName = "gmapDialog"
                        }
                        if (img.getAttribute("anchorname")) {
                            dialogName = "anchorDialog";
                            html = popup.formatHtml(
                                '<nobr>' + editor.getLang("property") + ': <span onclick=$$._onImgEditButtonClick("anchorDialog") class="edui-clickable">' + editor.getLang("modify") + '</span>&nbsp;&nbsp;' +
                                    '<span onclick=$$._onRemoveButtonClick(\'anchor\') class="edui-clickable">' + editor.getLang("delete") + '</span></nobr>');
                        }
                        if (img.getAttribute("word_img")) {
                            //todo �ŵ�dialogȥ����ѯ
                            editor.word_img = [img.getAttribute("word_img")];
                            dialogName = "wordimageDialog"
                        }
                        if (!dialogs[dialogName]) {
                            return;
                        }
                        str = '<nobr>' + editor.getLang("property") + ': '+
                            '<span onclick=$$._onImgSetFloat("none") class="edui-clickable">' + editor.getLang("default") + '</span>&nbsp;&nbsp;' +
                            '<span onclick=$$._onImgSetFloat("left") class="edui-clickable">' + editor.getLang("justifyleft") + '</span>&nbsp;&nbsp;' +
                            '<span onclick=$$._onImgSetFloat("right") class="edui-clickable">' + editor.getLang("justifyright") + '</span>&nbsp;&nbsp;' +
                            '<span onclick=$$._onImgSetFloat("center") class="edui-clickable">' + editor.getLang("justifycenter") + '</span>&nbsp;&nbsp;'+
                            '<span onclick="$$._onImgEditButtonClick(\'' + dialogName + '\');" class="edui-clickable">' + editor.getLang("modify") + '</span></nobr>';

                        !html && (html = popup.formatHtml(str))

                    }
                    if (editor.ui._dialogs.linkDialog) {
                        var link = editor.queryCommandValue('link');
                        var url;
                        if (link && (url = (link.getAttribute('data_ue_src') || link.getAttribute('href', 2)))) {
                            var txt = url;
                            if (url.length > 30) {
                                txt = url.substring(0, 20) + "...";
                            }
                            if (html) {
                                html += '<div style="height:5px;"></div>'
                            }
                            html += popup.formatHtml(
                                '<nobr>' + editor.getLang("anthorMsg") + ': <a target="_blank" href="' + url + '" title="' + url + '" >' + txt + '</a>' +
                                    ' <span class="edui-clickable" onclick="$$._onEditButtonClick();">' + editor.getLang("modify") + '</span>' +
                                    ' <span class="edui-clickable" onclick="$$._onRemoveButtonClick(\'unlink\');"> ' + editor.getLang("clear") + '</span></nobr>');
                            popup.showAnchor(link);
                        }
                    }

                    if (html) {
                        popup.getDom('content').innerHTML = html;
                        popup.anchorEl = img || link;
                        popup.showAnchor(popup.anchorEl);
                    } else {
                        popup.hide();
                    }
                });
            }

        },
        _initToolbars:function () {
            var editor = this.editor;
            var toolbars = this.toolbars || [];
            var toolbarUis = [];
            for (var i = 0; i < toolbars.length; i++) {
                var toolbar = toolbars[i];
                var toolbarUi = new baidu.editor.ui.Toolbar({theme:editor.options.theme});
                for (var j = 0; j < toolbar.length; j++) {
                    var toolbarItem = toolbar[j];
                    var toolbarItemUi = null;
                    if (typeof toolbarItem == 'string') {
                        toolbarItem = toolbarItem.toLowerCase();
                        if (toolbarItem == '|') {
                            toolbarItem = 'Separator';
                        }

                        if (baidu.editor.ui[toolbarItem]) {
                            toolbarItemUi = new baidu.editor.ui[toolbarItem](editor);
                        }

                        //fullscreen���ﵥ������һ�£��ŵ�����ȥ
                        if (toolbarItem == 'fullscreen') {
                            if (toolbarUis && toolbarUis[0]) {
                                toolbarUis[0].items.splice(0, 0, toolbarItemUi);
                            } else {
                                toolbarItemUi && toolbarUi.items.splice(0, 0, toolbarItemUi);
                            }

                            continue;


                        }
                    } else {
                        toolbarItemUi = toolbarItem;
                    }
                    if (toolbarItemUi && toolbarItemUi.id) {

                        toolbarUi.add(toolbarItemUi);
                    }
                }
                toolbarUis[i] = toolbarUi;
            }
            this.toolbars = toolbarUis;
        },
        getHtmlTpl:function () {
            return '<div id="##" class="%%">' +
                '<div id="##_toolbarbox" class="%%-toolbarbox">' +
                (this.toolbars.length ?
                    '<div id="##_toolbarboxouter" class="%%-toolbarboxouter"><div class="%%-toolbarboxinner">' +
                        this.renderToolbarBoxHtml() +
                        '</div></div>' : '') +
                '<div id="##_toolbarmsg" class="%%-toolbarmsg" style="display:none;">' +
                '<div id = "##_upload_dialog" class="%%-toolbarmsg-upload" onclick="$$.showWordImageDialog();">' + this.editor.getLang("clickToUpload") + '</div>' +
                '<div class="%%-toolbarmsg-close" onclick="$$.hideToolbarMsg();">x</div>' +
                '<div id="##_toolbarmsg_label" class="%%-toolbarmsg-label"></div>' +
                '<div style="height:0;overflow:hidden;clear:both;"></div>' +
                '</div>' +
                '</div>' +
                '<div id="##_iframeholder" class="%%-iframeholder"></div>' +
                //modify wdcount by matao
                '<div id="##_bottombar" class="%%-bottomContainer"><table><tr>' +
                '<td id="##_elementpath" class="%%-bottombar"></td>' +
                '<td id="##_wordcount" class="%%-wordcount"></td>' +
                '<td id="##_scale" class="%%-scale"><div class="%%-icon"></div></td>' +
                '</tr></table></div>' +
                '<div id="##_scalelayer"></div>' +
                '</div>';
        },
        showWordImageDialog:function () {
            this.editor.execCommand("wordimage", "word_img");
            this._dialogs['wordimageDialog'].open();
        },
        renderToolbarBoxHtml:function () {
            var buff = [];
            for (var i = 0; i < this.toolbars.length; i++) {
                buff.push(this.toolbars[i].renderHtml());
            }
            return buff.join('');
        },
        setFullScreen:function (fullscreen) {

            var editor = this.editor,
                container = editor.container.parentNode.parentNode;
            if (this._fullscreen != fullscreen) {
                this._fullscreen = fullscreen;
                this.editor.fireEvent('beforefullscreenchange', fullscreen);
                if (baidu.editor.browser.gecko) {
                    var bk = editor.selection.getRange().createBookmark();
                }
                if (fullscreen) {
                    while (container.tagName != "BODY") {
                        var position = baidu.editor.dom.domUtils.getComputedStyle(container, "position");
                        nodeStack.push(position);
                        container.style.position = "static";
                        container = container.parentNode;
                    }
                    this._bakHtmlOverflow = document.documentElement.style.overflow;
                    this._bakBodyOverflow = document.body.style.overflow;
                    this._bakAutoHeight = this.editor.autoHeightEnabled;
                    this._bakScrollTop = Math.max(document.documentElement.scrollTop, document.body.scrollTop);
                    if (this._bakAutoHeight) {
                        //��ȫ��ʱ����ִ���Զ�����
                        editor.autoHeightEnabled = false;
                        this.editor.disableAutoHeight();
                    }
                    document.documentElement.style.overflow = 'hidden';
                    document.body.style.overflow = 'hidden';
                    this._bakCssText = this.getDom().style.cssText;
                    this._bakCssText1 = this.getDom('iframeholder').style.cssText;
                    this._updateFullScreen();
                } else {
                    while (container.tagName != "BODY") {
                        container.style.position = nodeStack.shift();
                        container = container.parentNode;
                    }
                    this.getDom().style.cssText = this._bakCssText;
                    this.getDom('iframeholder').style.cssText = this._bakCssText1;
                    if (this._bakAutoHeight) {
                        editor.autoHeightEnabled = true;
                        this.editor.enableAutoHeight();
                    }

                    document.documentElement.style.overflow = this._bakHtmlOverflow;
                    document.body.style.overflow = this._bakBodyOverflow;
                    window.scrollTo(0, this._bakScrollTop);
                }
                if (baidu.editor.browser.gecko) {
                    var input = document.createElement('input');
                    document.body.appendChild(input);
                    editor.body.contentEditable = false;
                    setTimeout(function () {
                        input.focus();
                        setTimeout(function () {
                            editor.body.contentEditable = true;
                            editor.selection.getRange().moveToBookmark(bk).select(true);
                            baidu.editor.dom.domUtils.remove(input);
                            fullscreen && window.scroll(0, 0);
                        }, 0)
                    }, 0)
                }
                this.editor.fireEvent('fullscreenchanged', fullscreen);
                this.triggerLayout();
            }
        },
        _updateFullScreen:function () {
            if (this._fullscreen) {
                var vpRect = uiUtils.getViewportRect();
                this.getDom().style.cssText = 'border:0;position:absolute;left:0;top:' + (this.editor.options.topOffset || 0) + 'px;width:' + vpRect.width + 'px;height:' + vpRect.height + 'px;z-index:' + (this.getDom().style.zIndex * 1 + 100);
                uiUtils.setViewportOffset(this.getDom(), { left:0, top:this.editor.options.topOffset || 0 });
                this.editor.setHeight(vpRect.height - this.getDom('toolbarbox').offsetHeight - this.getDom('bottombar').offsetHeight - (this.editor.options.topOffset || 0));

            }
        },
        _updateElementPath:function () {
            var bottom = this.getDom('elementpath'), list;
            if (this.elementPathEnabled && (list = this.editor.queryCommandValue('elementpath'))) {

                var buff = [];
                for (var i = 0, ci; ci = list[i]; i++) {
                    buff[i] = this.formatHtml('<span unselectable="on" onclick="$$.editor.execCommand(&quot;elementpath&quot;, &quot;' + i + '&quot;);">' + ci + '</span>');
                }
                bottom.innerHTML = '<div class="edui-editor-breadcrumb" onmousedown="return false;">' + this.editor.getLang("elementPathTip") + ': ' + buff.join(' &gt; ') + '</div>';

            } else {
                bottom.style.display = 'none'
            }
        },
        disableElementPath:function () {
            var bottom = this.getDom('elementpath');
            bottom.innerHTML = '';
            bottom.style.display = 'none';
            this.elementPathEnabled = false;

        },
        enableElementPath:function () {
            var bottom = this.getDom('elementpath');
            bottom.style.display = '';
            this.elementPathEnabled = true;
            this._updateElementPath();
        },
        _scale:function () {
            var doc = document,
                editor = this.editor,
                editorHolder = editor.container,
                editorDocument = editor.document,
                toolbarBox = this.getDom("toolbarbox"),
                bottombar = this.getDom("bottombar"),
                scale = this.getDom("scale"),
                scalelayer = this.getDom("scalelayer");

            var isMouseMove = false,
                position = null,
                minEditorHeight = 0,
                minEditorWidth = editor.options.minFrameWidth,
                pageX = 0,
                pageY = 0,
                scaleWidth = 0,
                scaleHeight = 0;

            function down() {
                position = domUtils.getXY(editorHolder);

                if (!minEditorHeight) {
                    minEditorHeight = editor.options.minFrameHeight + toolbarBox.offsetHeight + bottombar.offsetHeight;
                }

                scalelayer.style.cssText = "position:absolute;left:0;display:;top:0;background-color:#41ABFF;opacity:0.4;filter: Alpha(opacity=40);width:" + editorHolder.offsetWidth + "px;height:"
                    + editorHolder.offsetHeight + "px;z-index:" + (editor.options.zIndex + 1);

                domUtils.on(doc, "mousemove", move);
                domUtils.on(editorDocument, "mouseup", up);
                domUtils.on(doc, "mouseup", up);
            }

            var me = this;
            //by xuheng ȫ��ʱ�ص�����
            this.editor.addListener('fullscreenchanged', function (e, fullScreen) {
                if (fullScreen) {
                    me.disableScale();

                } else {
                    if (me.editor.options.scaleEnabled) {
                        me.enableScale();
                        var tmpNode = me.editor.document.createElement('span');
                        me.editor.body.appendChild(tmpNode);
                        me.editor.body.style.height = Math.max(domUtils.getXY(tmpNode).y, me.editor.iframe.offsetHeight - 20) + 'px';
                        domUtils.remove(tmpNode)
                    }
                }
            });
            function move(event) {
                clearSelection();
                var e = event || window.event;
                pageX = e.pageX || (doc.documentElement.scrollLeft + e.clientX);
                pageY = e.pageY || (doc.documentElement.scrollTop + e.clientY);
                scaleWidth = pageX - position.x;
                scaleHeight = pageY - position.y;

                if (scaleWidth >= minEditorWidth) {
                    isMouseMove = true;
                    scalelayer.style.width = scaleWidth + 'px';
                }
                if (scaleHeight >= minEditorHeight) {
                    isMouseMove = true;
                    scalelayer.style.height = scaleHeight + "px";
                }
            }

            function up() {
                if (isMouseMove) {
                    isMouseMove = false;
                    editor.ui._actualFrameWidth = scalelayer.offsetWidth - 2;
                    editorHolder.style.width = editor.ui._actualFrameWidth + 'px';

                    editor.setHeight(scalelayer.offsetHeight - bottombar.offsetHeight - toolbarBox.offsetHeight - 2);
                }
                if (scalelayer) {
                    scalelayer.style.display = "none";
                }
                clearSelection();
                domUtils.un(doc, "mousemove", move);
                domUtils.un(editorDocument, "mouseup", up);
                domUtils.un(doc, "mouseup", up);
            }

            function clearSelection() {
                if (browser.ie)
                    doc.selection.clear();
                else
                    window.getSelection().removeAllRanges();
            }

            this.enableScale = function () {
                //trace:2868
                if (editor.queryCommandState("source") == 1)    return;
                scale.style.display = "";
                this.scaleEnabled = true;
                domUtils.on(scale, "mousedown", down);
            };
            this.disableScale = function () {
                scale.style.display = "none";
                this.scaleEnabled = false;
                domUtils.un(scale, "mousedown", down);
            };
        },
        isFullScreen:function () {
            return this._fullscreen;
        },
        postRender:function () {
            UIBase.prototype.postRender.call(this);
            for (var i = 0; i < this.toolbars.length; i++) {
                this.toolbars[i].postRender();
            }
            var me = this;
            var timerId,
                domUtils = baidu.editor.dom.domUtils,
                updateFullScreenTime = function () {
                    clearTimeout(timerId);
                    timerId = setTimeout(function () {
                        me._updateFullScreen();
                    });
                };
            domUtils.on(window, 'resize', updateFullScreenTime);

            me.addListener('destroy', function () {
                domUtils.un(window, 'resize', updateFullScreenTime);
                clearTimeout(timerId);
            })
        },
        showToolbarMsg:function (msg, flag) {
            this.getDom('toolbarmsg_label').innerHTML = msg;
            this.getDom('toolbarmsg').style.display = '';
            //
            if (!flag) {
                var w = this.getDom('upload_dialog');
                w.style.display = 'none';
            }
        },
        hideToolbarMsg:function () {
            this.getDom('toolbarmsg').style.display = 'none';
        },
        mapUrl:function (url) {
            return url ? url.replace('~/', this.editor.options.UEDITOR_HOME_URL || '') : ''
        },
        triggerLayout:function () {
            var dom = this.getDom();
            if (dom.style.zoom == '1') {
                dom.style.zoom = '100%';
            } else {
                dom.style.zoom = '1';
            }
        }
    };
    utils.inherits(EditorUI, baidu.editor.ui.UIBase);


    var instances = {};


    UE.ui.Editor = function (options) {
        var editor = new baidu.editor.Editor(options);
        editor.options.editor = editor;
        utils.loadFile(document, {
            href:editor.options.themePath + editor.options.theme + "/css/ueditor.css",
            tag:"link",
            type:"text/css",
            rel:"stylesheet"
        });

        var oldRender = editor.render;
        editor.render = function (holder) {
            if (holder.constructor === String) {
                editor.key = holder;
                instances[holder] = editor;
            }
            utils.domReady(function () {
                editor.langIsReady ? renderUI() : editor.addListener("langReady", renderUI);
                function renderUI() {
                    editor.setOpt({
                        labelMap:editor.options.labelMap || editor.getLang('labelMap')
                    });
                    new EditorUI(editor.options);
                    if (holder) {
                        if (holder.constructor === String) {
                            holder = document.getElementById(holder);
                        }
                        holder && holder.getAttribute('name') && ( editor.options.textarea = holder.getAttribute('name'));
                        if (holder && /script|textarea/ig.test(holder.tagName)) {
                            var newDiv = document.createElement('div');
                            holder.parentNode.insertBefore(newDiv, holder);
                            var cont = holder.value || holder.innerHTML;
                            editor.options.initialContent = /^[\t\r\n ]*$/.test(cont) ? editor.options.initialContent :
                                cont.replace(/>[\n\r\t]+([ ]{4})+/g, '>')
                                    .replace(/[\n\r\t]+([ ]{4})+</g, '<')
                                    .replace(/>[\n\r\t]+</g, '><');
                            holder.className && (newDiv.className = holder.className);
                            holder.style.cssText && (newDiv.style.cssText = holder.style.cssText);
                            if (/textarea/i.test(holder.tagName)) {
                                editor.textarea = holder;
                                editor.textarea.style.display = 'none';

                            } else {
                                holder.parentNode.removeChild(holder);
                                holder.id && (newDiv.id = holder.id);
                            }
                            holder = newDiv;
                            holder.innerHTML = '';
                        }

                    }
                    domUtils.addClass(holder, "edui-" + editor.options.theme);
                    editor.ui.render(holder);
                    var iframeholder = editor.ui.getDom('iframeholder');
                    //��ʵ�����һ���༭������������
                    editor.container = editor.ui.getDom();
                    var width = editor.options.initialFrameWidth;
                    if (!/%/g.test(width))  width += "px";
                    editor.container.style.cssText = "z-index:" + editor.options.zIndex + ";width:" + width;
                    oldRender.call(editor, iframeholder);

                }
            })
        };
        return editor;
    };


    /**
     * @file
     * @name UE
     * @short UE
     * @desc UEditor�Ķ�������ռ�
     */
    /**
     * @name getEditor
     * @since 1.2.4+
     * @grammar UE.getEditor(id,[opt])  =>  Editorʵ��
     * @desc �ṩһ��ȫ�ֵķ����õ��༭��ʵ��
     *
     * * ''id''  ���ñ༭��������id, ��������µı༭���Ѿ����ڣ���ֱ�ӷ���
     * * ''opt'' �༭���Ŀ�ѡ����
     * @example
     *  UE.getEditor('containerId',{onready:function(){//����һ���༭��ʵ��
     *      this.setContent('hello')
     *  }});
     *  UE.getEditor('containerId'); //���ظմ�����ʵ��
     *
     */
    UE.getEditor = function (id, opt) {
        var editor = instances[id];
        if (!editor) {
            editor = instances[id] = new UE.ui.Editor(opt);
            editor.render(id);
        }
        return editor;
    };


    UE.delEditor = function (id) {
        var editor;
        if (editor = instances[id]) {
            editor.key && editor.destroy();
            delete instances[id]
        }
    }
})();
///import core
///import uicore
 ///commands ����
(function(){
    var utils = baidu.editor.utils,
        Popup = baidu.editor.ui.Popup,
        SplitButton = baidu.editor.ui.SplitButton,
        MultiMenuPop = baidu.editor.ui.MultiMenuPop = function(options){
            this.initOptions(options);
            this.initMultiMenu();
        };

    MultiMenuPop.prototype = {
        initMultiMenu: function (){
            var me = this;
            this.popup = new Popup({
                content: '',
                editor : me.editor,
                iframe_rendered: false,
                onshow: function (){
                    if (!this.iframe_rendered) {
                        this.iframe_rendered = true;
                        this.getDom('content').innerHTML = '<iframe id="'+me.id+'_iframe" src="'+ me.iframeUrl +'" frameborder="0"></iframe>';
                        me.editor.container.style.zIndex && (this.getDom().style.zIndex = me.editor.container.style.zIndex * 1 + 1);
                    }
                }
               // canSideUp:false,
               // canSideLeft:false
            });
            this.onbuttonclick = function(){
                this.showPopup();
            };
            this.initSplitButton();
        }

    };

    utils.inherits(MultiMenuPop, SplitButton);
})();
})();