function CloseSession()
{    
    var ev = (navigator.appName.indexOf('Netscape') != -1)?Event:window.event;
    
    if(ev.clientX < 0 && ev.clientY < 0)
    {
       OpenLogoutPopup();
    }
}
function OpenLogoutPopup(logout)
{
       var leftPosition = 0;
       var topPosition = 0;
       if(screen.width)
       {
            leftPosition = (screen.width - 443)/2;
       }
       if (screen.height)
       {
            topPosition = (screen.height -  318)/2;
       }
       var winArgs ='height=318,width=443,top=' + topPosition +',left=' + leftPosition +',scrollbars=false, toolbar=false';
       window.open('LogoutPopup.aspx','Çıkış',winArgs);
       if(logout)
       {
        window.location.href = "login.aspx";
       }
}