/*!art-template - Template Engine | http://aui.github.com/artTemplate/*/
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template.helper('dateFormat', function (date, format) {
 
    date = new Date(date* 1000);

    var map = {
        "M": date.getMonth() + 1, //月份 
        "d": date.getDate(), //日 
        "h": date.getHours(), //小时 
        "m": date.getMinutes(), //分 
        "s": date.getSeconds(), //秒 
        "q": Math.floor((date.getMonth() + 3) / 3), //季度 
        "S": date.getMilliseconds() //毫秒 
    };
    format = format.replace(/([yMdhmsqS])+/g, function(all, t){
        var v = map[t];
        if(v !== undefined){
            if(all.length > 1){
                v = '0' + v;
                v = v.substr(v.length-2);
            }
            return v;
        }
        else if(t === 'y'){
            return (date.getFullYear() + '').substr(4 - all.length);
        }
        return all;
    });
    return format;
});
template.helper('images_site',function($img){
	 ;
	if($img==null) return ROOT+"img/no_image.jpg";
	if($img.match(/http:/) || $img.match(/https:/)){
		return $img;
	}else{
		return IMAGES_SITE+$img;
	}
});

template.helper('parseInt',function($v){
	 return parseInt($v);
});
template.helper('timeago',function(dateline){
	//天数
	var time=new Date().getTime()/1000-dateline;
	var day=time/86400;
	day=day>=1?parseInt(day):0;
	//小时
	var hour=(time-86400*day)/3600;
	hour=hour>=1?parseInt(hour):0;
	//分
	var minute=(time-86400*day-3600*hour)/60;
	minute=minute>=1?parseInt(minute):0;
	//秒
	var second=(time-86400*day-3600*hour-minute*60);
	second=second>0?second:0;
	str="";
	if(day){
		str=day+"天前";
	}else if(hour){
		str=hour+"小时前";
	}else if(minute){
		str=minute+"分前";
	}else{
		str=parseInt(second)+"秒前";
	}
	return str;	
}) 