var fbuser = false;


function check_user()
{	

	FB_RequireFeatures(["XFBML"], function()
    {

	   FB.Facebook.init("13b6d842abd90dc4bcfb41f039272904", "http://rateit.com/connect/xd_receiver.htm", {"forceBrowserPopupForLogin":false});
		
	   FB.Facebook.get_sessionState().waitUntilReady(function()
	  {
		fbuser = true;
	  });
	});
}


function logout()
{
	if(fbuser == true)
	{
	  FB.Connect.logoutAndRedirect('http://rateit.com/logout.php');FB.Connect.requireSession(function() {}); 
	}
	else
		document.location.href = 'http://rateit.com/logout.php';
}