function GetCookieVal(offset)
	{
		var endstr = document.cookie.indexOf(";", offset);
		if (endstr == -1)
			endstr = document.cookie.length;
		return unescape(document.cookie.substring(offset, endstr));
	}
function GetCookie(name)
	{
		var arg = name + "=";
		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;
}
var YeGame_User = GetCookie("userinfo");
if(YeGame_User!=null){
	var YeGame_User = YeGame_User.split("|");
	document.getElementById("Top_Reg").style.display="none";
	document.getElementById("Top_User").className="this";
	document.getElementById("Top_User").innerHTML="<img src='http://u.yegame.com/avatar.php?uid="+YeGame_User[1]+"&size=small' /><a href='http://passport.yegame.com/mgr/userindex.jsp' target='_blank' class='Tuser' target='_blank'>"+YeGame_User[0]+"</a> [<a href='http://passport.yegame.com/logout'>退出</a>]";
}
function quest(name){
	Request = {
	QueryString : function(item){
	var svalue = location.search.match(new RegExp("[\?\&]" + item + "=([^\&]*)(\&?)","i"));
	return svalue ? svalue[1] : svalue;
		}
	}
	var value = Request.QueryString(name);
	return value;
}
var Url=window.location.href;
var Forward="";
if(quest('err')!=null){
	k = Url.toString().length;
	Forward = Url.substr(0,k-6);
}else{
	Forward = Url;
}

document.getElementById("forward_Top").value = Forward;

var arrmsg=new Array();
arrmsg=['0','用户名密码不能为空！','用户名或者密码错误！','forword为空','验证码错误！'];
var err = quest('err');
if (err=="1" || err=="2" || err=="4" && err!="3"){
	alert(arrmsg[err])
}

function checkForm(u,p){
	
	if(document.getElementById(u).value=="" || document.getElementById(p).value==""){
		alert('用户名、密码不能为空！');
		return false;
	}
	else{
		return true;
	}
}