function	getQueryString(queryStringName){
	var	returnValue="";
	var	URLString=new	String(document.location);
	var	serachLocation=-1;
	var	queryStringLength=queryStringName.length;
	do	{
		serachLocation=URLString.indexOf(queryStringName+"\=");
		if	(serachLocation!=-1) {
			if	((URLString.charAt(serachLocation-1)=='?')	||	(URLString.charAt(serachLocation-1)=='&')) {
				URLString=URLString.substr(serachLocation);
				break;
			}
			URLString=URLString.substr(serachLocation+queryStringLength+1);
		}
	}
	while	(serachLocation!=-1)
	if	(serachLocation!=-1){
		var	seperatorLocation=URLString.indexOf("&");
		if	(seperatorLocation==-1)	{
			returnValue=URLString.substr(queryStringLength+1);
		}
		else{
			returnValue=URLString.substring(queryStringLength+1,seperatorLocation);
		}	
	}
	returnValue   =   returnValue.replace(/#/g,''); 
	return	returnValue;
}


//---------------------------»ñÈ¡cookie----------------------------------------------------------------
function getCookie(c_name)
{
if (document.cookie.length>0)
{
c_start=document.cookie.indexOf(c_name + "=")
if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1 
    c_end=document.cookie.indexOf(";",c_start)
    if (c_end==-1) c_end=document.cookie.length
    return unescape(document.cookie.substring(c_start,c_end))
    } 
}
return ""
}

//------------------------------ÉèÖÃcookieÖµ------------------------------------------------------------
function setCookie(c_name,value,expiredays)
{
var exdate=new Date()
exdate.setDate(exdate.getDate()+expiredays)
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString())
}

var agent_id=getQueryString("agent_id");//agent_id
var placeid=getQueryString("placeid");
var adid=getQueryString("aid"); //adid
var referer=getQueryString("referer"); //referer
var tid=getQueryString("tid"); //tid
var sid=getQueryString("sid"); //sid
var adtype=getQueryString("type"); //adtype
var rand=getQueryString("rand"); //rand

var ref=getQueryString("ref");
if(ref == ""){
	try{
        ref = escape(document.referrer);
    }
    catch(e){
    }
}

//39
var y8d=getQueryString("y8d");
var jw=getQueryString("jw");
//68
var ubjs=getQueryString("ubjs");
var da=getQueryString("da");