Date.prototype.format = function (format) {
    /*
    * eg:format="YYYY-MM-dd hh:mm:ss";
    */
    var o = {
        "M+": this.getMonth() + 1, // month
        "d+": this.getDate(), // day
        "h+": this.getHours(), // hour
        "m+": this.getMinutes(), // minute
        "s+": this.getSeconds(), // second
        "q+": Math.floor((this.getMonth() + 3) / 3), // quarter
        "S": this.getMilliseconds()
        // millisecond
    }

    if (/(y+)/.test(format)) {
        format = format.replace(RegExp.$1, (this.getFullYear() + "")
                .substr(4 - RegExp.$1.length));
    }

    for (var k in o) {
        if (new RegExp("(" + k + ")").test(format)) {
            format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k]
                    : ("00" + o[k]).substr(("" + o[k]).length));
        }
    }
    return format;
}
function getCookieVal(offset) {
    var endstr = document.cookie.indexOf(";", offset);
    if (endstr == -1) endstr = document.cookie.length;
    return unescape(document.cookie.substring(offset, endstr));
}
function GetCookie(name) {
    var arg = name + "=";
    var alen = arg.length;
    var clen = document.cookie.length;
    var i = 0;
    while (i < clen) {
        var j = i + alen;
        if (document.cookie.substring(i, j) == arg) return getCookieVal(j);
        i = document.cookie.indexOf(" ", i) + 1;
        if (i == 0) break;
    }
    return null;
}
function SetCookie() {
    var argv = SetCookie.arguments;
    var name = argv[0];
    var value = argv[1];
    var argc = SetCookie.arguments.length;
    var expires = (argc > 2) ? argv[2] : null;
    var path = (argc > 3) ? argv[3] : null;
    var domain = (argc > 4) ? argv[4] : null;
    var secure = (argc > 5) ? argv[5] : false;
    document.cookie = name + "=" + escape(value) + ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + ((path == null) ? "" : ("; path=" + path)) + ((domain == null) ? "" : ("; domain=" + domain)) + ((secure == true) ? "; secure" : "");
}
String.prototype.format = function (args) {
    if (arguments.length > 0) {
        var result = this;
        if (arguments.length == 1 && typeof(args) == "object") {
            for (var key in args) {
                var reg = new RegExp("({" + key + "})", "g");
                result = result.replace(reg, args[key]);
            }
        } else {
            for (var i = 0; i < arguments.length; i++) {
                if (arguments[i] == undefined) {
                    return "";
                } else {
                    var reg = new RegExp("({[" + i + "]})", "g");
                    result = result.replace(reg, arguments[i]);
                }
            }
        }
        return result;
    } else {
        return this;
    }
}
function GetRequestParaValue(strName) {
    var strHref = document.location.search;
    var intPos = strHref.indexOf("?");
    var strRight = strHref.substr(intPos + 1);
    var arrTmp = strRight.split("&");
    for (var i = 0; i < arrTmp.length; i++) {
        var arrTemp = arrTmp[i].split("=");
        if (arrTemp[0].toUpperCase() == strName.toUpperCase())
            return arrTemp[1];
    }
    return "";
}