Cookie操作类（js）

<script language="JScript">
function Cookie(delim){
    this._Cookie=[];
    this.Load=function(){
        if(document.cookie.indexOf(";")!=-1){
            var _sp,_name,_tp,_tars,_tarslength;
            var _item=document.cookie.split("; ");
            var _itemlength=_item.length;
            while(_itemlength>0){
                _sp=_item[--_itemlength].split("=");
                _name=_sp[0];
                _tp=_sp[1].split(",");
                _tars=_tp.slice(1,_tp.length);
                this._Cookie[_name]=[];
                this._Cookie[_name]=_tars;
                this._Cookie[_name]["timeout"]=_tp[0];
                }
            return true;
            }
        return false;
        }
    this.Save=function(){
        var _str,_ars,_mars,_marslength,timeout,i,key;
        for(key in this._Cookie){
            if(!this._Cookie[key])return;
            _str=[];
            _mars=CookieClass._Cookie[key];
            _marslength=_mars.length;
            for(i=0;i<_marslength;i++)_str[_str.length]=escape(_mars[i]);
            document.cookie=key+"="+_mars["timeout"]+(_str.length>0?",":"")+_str+(_mars["timeout"]==0?"":";expires="+new Date(parseInt(_mars["timeout"])).toGMTString());
            }
        
        }
    this.GetCookieCount=function(){
        var _length=0,key;
        for(key in this._Cookie)_length++;
        return _length;
        }
    this.Create=function(name,days){
        days=days?days:0;
        if(!this._Cookie[name])this._Cookie[name]=[];
        this._Cookie[name]["timeout"]=days!=0?new Date().getTime()+parseInt(days)*86400000:0;
        }
    this.Modify=function(name,days){
        this.Create(name,days);
        }
    this.GetTime=function(name){
        return new Date(parseInt(this._Cookie[name]["timeout"]));
        }
    this.Delete=function(name){
        this.Create(name,0);
        }
    this.AddItem=function(name,value){
        this._Cookie[name][this._Cookie[name].length]=value;
        }
    this.DelItem=function(name,index){
        var _ttime=this._Cookie[name]["timeout"];
        this._Cookie[name]=this._Cookie[name].slice(0,index).concat(this._Cookie[name].slice(parseInt(index)+1,this._Cookie[name].length));
        this._Cookie[name]["timeout"]=_ttime;
        }
    this.GetCount=function(name){
        return this._Cookie[name].length;
        }
    this.GetItem=function(name,index){
        return this._Cookie[name][index];
        }
    }
</script>
<script language="JScript">
var CookieClass=new Cookie();
if(!CookieClass.Load()){
    CookieClass.Create("Pass",1);
    CookieClass.AddItem("Pass","Ps1");
    CookieClass.AddItem("Pass","Ps2");
    CookieClass.AddItem("Pass","Ps3");
    CookieClass.AddItem("Pass","Ps4");
    CookieClass.DelItem("Pass",1);
    CookieClass.Save();
    }
alert("Cookie过期时间:"+CookieClass.GetTime("Pass").toLocaleString());
alert(document.cookie);
</script>