function request(paras){
	var url = location.href; 
	var paraString = url.substring(url.indexOf("?")+1,url.length).split("&"); 
	var paraObj = {} 
	for (i=0; j=paraString[i]; i++){ 
		paraObj[j.substring(0,j.indexOf("=")).toLowerCase()] = j.substring(j.indexOf("=")+1,j.length); 
	}
	var returnValue = paraObj[paras.toLowerCase()]; 
	if(typeof(returnValue)=="undefined"){ 
		return ""; 
	}else{ 
		return returnValue; 
	} 
}
var target_url = request("url");
if (target_url != "") {
	top.window.location.href = target_url;
}

var isIndex = true;