facebook_onlogin=function() {
  var section="";
  //if (!location.hash)
  //  section="#leavecomment";
  location.replace(location.href+section, "_top");
}
facebook_logout=function() {
  FB.Connect.logoutAndRedirect(location.href);
}
$(document).ready(function() {
  window.$=window.jQuery;
  $("#facebookLogout").click(function() {
    facebook_logout();
    return false;
  });
});