function openwin() 
{
	var a = 4
	var pp = Math.random();
	var foot = Math.round(pp * (a-1))+1;
	if (foot == 1)
	{
//		window.open("http://join.worldgou.com/plan.asp","holiday","scrollbars=yes, resizable=yes");
	}
	else
	{
//		window.open("http://join.worldgou.com/plan.asp","holiday","scrollbars=yes, resizable=yes");
	}
} 

function get_cookie(Name) 
{
	var search = Name + "=" 
	var returnvalue = ""; 
	if (document.cookie.length > 0) 
	{ 
		offset = document.cookie.indexOf(search) 
		if (offset != -1) 
		{
			offset += search.length 
			end = document.cookie.indexOf(";", offset); 
			if (end == -1) end = document.cookie.length; 
			returnvalue=unescape(document.cookie.substring(offset,end)) 
		} 
	} 
	return returnvalue; 
} 

function isCookie()
{
	var cookieEnabled=(navigator.cookieEnabled)? true : false

	if (typeof navigator.cookieEnabled=="undefined" && !cookieEnabled){ 
		document.cookie="testcookie"
		cookieEnabled=(document.cookie=="testcookie")? true : false
		document.cookie="" 
	}
	return cookieEnabled
}

function window_onload(){ 
	if (isCookie()){
		if (get_cookie('popped')==''){
			document.cookie="popped=yes";
			openwin();
		} 
	}
}