function getcookie(name) {
    var cookie_start = document.cookie.indexOf(name);
    var cookie_end = document.cookie.indexOf(";", cookie_start);
    var cookieuser = cookie_start == -1 ? '' : unescape(document.cookie.substring(cookie_start + name.length + 1, (cookie_end > cookie_start ? cookie_end : document.cookie.length)));
    return cookieuser.split("&")[0];
}
var userid = getcookie("userid");
function user_check()
{
    var obj= $('.zslogo');	
	if(obj.length==1)
	{
		 document.getElementById("login_table").style.display = 'none';
	}
	else
	{
	     document.getElementById("login_table").style.display = '';
	}

}
setTimeout('user_check()',1000);
document.getElementById("top_reurl").value=top.window.location.href;