//2008-06-05, QQ:81875898
function JSRequest(sHref, sParaName){
    var ref = sHref;
    var paramStr = ref.split('?');
    if(paramStr[1] != null){
        var params = paramStr[1].split('&') ;
        for(var i = 0; i < params.length; i++){
            var paramValues = params[i].split('=');
            if(paramValues[0].toLowerCase() == sParaName.toLowerCase()){
                if(paramValues[1] != null){
                    return paramValues[1];
                }else{
                    return '';
				}
            }
        }
        return '';
    }
    else{
        return '';
    }
}
var clsCookie = function ()
{
	this.get = function (Name)
	{
		var search = Name + "=";
		if(document.cookie.length > 0)
		{
			var offset = document.cookie.indexOf(search);
			if(offset != -1)
			{
				offset += search.length;
				var end = document.cookie.indexOf(";", offset);
				if(end == -1) end = document.cookie.length;
				return unescape(document.cookie.substring(offset, end));
			}
			else return "";
		}
		else return "";
	}
	this.set = function(name,value)
	{
		var today = new Date();
		var expires = new Date();
		expires.setTime(today.getTime() + 1000*60*60*24*0.1);
		document.cookie = name + "=" + escape(value) + "; path=/; expires=" + expires.toGMTString();
	}
	this.del = function (name)
	{
		var today = new Date();
		var expires = new Date();
		expires.setTime(today.getTime() - 1);
		document.cookie = name + "=0; path=/; expires=" + expires.toGMTString();
	}
}
var Cookie = new clsCookie();
function readCookie(sName){
	 var cValue = Cookie.get(sName);
	 return cValue;
}
function writeCookie(sName,sValue){
	Cookie.set(sName,sValue);
}
function delCookie(sName){
	Cookie.del(sName);
}
function GetSite(){
	var strSite = JSRequest(window.location.href, 'site');
	if (strSite ==""){
		strSite = readCookie("site");
	}
	writeCookie("site",strSite);
	if (strSite ==""){
		return "";	
	}else{
		return strSite;
	}
}
strSite = GetSite();