//引用js/css文件;
function include(path,type,title){
	var s,i,t;
	if(arguments.length < 1){
		return ;
	}
	if(arguments.length == 1){
		type = "js";
	}
	switch(type.toLowerCase()){
		case "css":
				t = document.getElementsByTagName("link");
				for(i=0;i<t.length;i++){
					if(t[i].href && t[i].href.indexOf(path)!=-1){
						return;
					}
				}
				s=document.createElement("link");
				s.rel="alternate stylesheet";
				s.type="text/css";
				s.href=path;
				s.title=title;
				s.disabled=false;
				break;
		case "js":
		case "javascript":
		default:
				t = document.getElementsByTagName("script");
				for(i=0;i<t.length;i++){
					if(t[i].src && t[i].src.indexOf(path)!=-1){
						return;
					}
				}
				s=document.createElement("script");
				s.type="text/javascript";
				s.src=path;
			break;
	}
	var h=document.getElementsByTagName("head")[0];
	h.appendChild(s);
}
//字符处理;
//去左右空格; 
function trim(s){
 	return rtrim(ltrim(s)); 
}
//去左空格; 
function ltrim(s){
 	return s.replace( /^\s*/, ""); 
} 
//去右空格; 
function rtrim(s){ 
 	return s.replace( /\s*$/, ""); 
}
function byteLength(s){
	var l = 0;
	for(var i=0;i<s.length;i++){
		if(s.charCodeAt(i) < 256){
			l ++;
		}else{
			l += 2;
		}
	}
	return l;
}
function byteSplit(s,l){
	var bl = byteLength(s);	
	if(bl < 1 || l < 4 || bl < l){
		return s;
	}
	l = l - 3;
	var sl = 0;
	var dl = 0;
	for(var i=0;i<s.length && (sl+dl*2) < l;i++){
		if(s.charCodeAt(i) < 256){
			sl ++;
		}else{
			dl ++;
		}
	}
	return s.substr(0,sl+dl) + "...";
}
//验证信息;
//空字符值; 
function isEmpty(s){
	s = trim(s); 
	return s.length == 0; 
}
//Email;
function isEmail(s){
	s = trim(s); 
 	var p = /^[_\.0-9a-z-]+@([0-9a-z][0-9a-z-]+\.){1,4}[a-z]{2,3}$/i; 
 	return p.test(s);
}
//数字; 
function isNumber(s){
	return !isNaN(s); 
}
//颜色值; 
function isColor(s){ 
	s = trim(s); 
	if (s.length !=7) return false; 
	return s.search(/\#[a-fA-F0-9]{6}/) != -1; 
}
//手机号码; 
function isMobile(s){ 
	s = trim(s); 
	var p = /13\d{9}/; 
	return p.test(s);
}
//身份证;
function isCard(s){ 
	s = trim(s); 
	var p = /^\d{15}(\d{2}[xX0-9])?$/; 
	return p.test(s);
}
//URL;
function isURL(s){
	s = trim(s).toLowerCase();
	var p = /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/;
	return p.test(s);
}
//Phone;
function isPhone(s){
	s = trim(s);
	var p = /^((\(\d{3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}$/;
	return p.test(s);
}
//Zip;
function isZip(s){
	s = trim(s);
	var p = /^[1-9]\d{5}$/;
	return p.test(s);
}
//Double;
function isDouble(s){
	s = trim(s);
	var p = /^[-\+]?\d+(\.\d+)?$/;
	return p.test(s);
}
//Integer;
function isInteger(s){
	s = trim(s);
	var p = /^[-\+]?\d+$/;
	return p.test(s);
}
//English;
function isEnglish(s){
	s = trim(s);
	var p = /^[A-Za-z]+$/;
	return p.test(s);
}
//中文;
function isChinese(s){
	s = trim(s);
	var p = /^[\u0391-\uFFE5]+$/;
	return p.test(s);
}
//双字节
function isDoubleChar(s){
	var p = /^[^\x00-\xff]+$/;
	return p.test(s);
}
//含有中文字符
function hasChineseChar(s){
	var p = /[^\x00-\xff]/;
	return p.test(s);
}
function hasAccountChar(s){
	var p = /^[a-zA-Z0-9][a-zA-Z0-9_-]{0,15}$/;
	return p.test(s);
}
function getMidDate(o){
		var names = ["分钟以前","分钟以前","小时以前","天以前","个月以前","年前"];
		var scales = [60*1000,60*60*1000,24*60*60*1000,30*24*60*60*1000,365*24*60*60*1000];
		var level = o.level;		
		var time = Math.floor(o.time / scales[level-1]);		
		if(time < 0 || time >= 1|| level <= 0){
			if(time < 0){
				level = 0;
				time = 1;
			}			
			return time+names[level];
		}else{
			return getMidDate({time:o.time,level:level-1});
		}
	}
function getTick(){
	var day = new Date();
	return day.getTime();
}
function showMidDate(t){
	var out = getMidDate({time: getTick()- t,level:5});
	document.write(out);
}
function getImagePath(s){
	return "http://v-image.9you.com/78805a221a988e79ef3f42d7c5bfd418/small/"+s.substr(0,1)+"/"+s.substr(1,1)+"/"+s+".jpg";
}
function setCookie(name,value){
	var expdate = new Date();
	var argv = setCookie.arguments;
	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;
	if(expires!=null) expdate.setTime(expdate.getTime() + ( expires * 1000 ));
	document.cookie = name + "=" + escape (value) +((expires == null) ? "" : ("; expires="+ expdate.toGMTString()))
					+((path == null) ? "" : ("; path=" + path)) +((domain == null) ? "" : ("; domain=" + domain))
					+((secure == true) ? "; secure" : "");
}
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 clearCookie(name){
	var exp = new Date();
	exp.setTime(exp.getTime() - 1);
	var cval = getCookie(name);
	document.cookie = name + "=" + cval + "; expires="+ exp.toGMTString();
}