FB_RequireFeatures(["XFBML"], function() {
    FB.Facebook.init("7919d869064b4ab78b7106c0bb3cab5a", "");
  });

function facebook_connect_onclick() {
  FB.Facebook.get_sessionState().waitUntilReady(function() {
      var fbu = FB.Facebook.apiClient.get_session() ?
	FB.Facebook.apiClient.get_session().uid :
	0;

      if (fbu) {
	var url = document.getElementById('facebookURL').getAttribute('value');
	document.location = url;
      }
    });
  FB.Connect.requireSession();
}

function facebook_logout() {
  var url = document.getElementById('facebookLogoutURL').getAttribute('value');
  document.location = url;
}