function Logout(){ 
document.cookie="eDenter_user=;expires=Thu, 1 Jan 1970 00:00:00 UTC"; 
document.cookie="eDenter_sign=;expires=Thu, 1 Jan 1970 00:00:00 UTC"; 
document.cookie="eDenter_list=;expires=Thu, 1 Jan 1970 00:00:00 UTC"; 
self.location="index.php"; 
}