// JScript 文件


/*Cookie操作*/
function CreatCookie(sName,sValue){
    var expires = function(){ //Cookie保留时间
        var mydate = new Date();
        mydate.setTime(mydate.getTime + 1*24*60*60*1000);
        return mydate.toGMTString();
    }
    document.cookie = sName + "=" + sValue + ";expires=" + expires;
}
function GetCookieVal(offset) {//获得Cookie解码后的值
    var endstr = document.cookie.indexOf (";", offset);
    if (endstr == -1)
    endstr = document.cookie.length;
    return unescape(document.cookie.substring(offset, endstr));
}
function GetCookie(sName) {//获得Cookie
    var arg = sName + "=";
    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;
}