function defaultwin(){	
	var exitwin,url_www,ownwin;
	url_www = 'http://www.cooso.com/go_b.php?PHPSESSID=dae6f9d460dc86d57ba458efef0a6fbf&UID=3804';
	exitwin = window.open(url_www,'nowexitwin');
	this.focus();}
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 loadpopup(){
if (get_cookie('popped_wwwlink')==''){
defaultwin()
document.cookie='popped_wwwlink=yes'
}
}
window.onunload=loadpopup;