function toggleMenu(el, over)
{
    if (over) {
        Element.addClassName(el, 'over');
    }
    else {
        Element.removeClassName(el, 'over');
    }
}

function t(url) {
	new Ajax.Request(url, {method: 'get', onSuccess: function() {return false;}});	
}

//edit by thm: facebook braucht das
function update_user_box(element_id) {
  var url = '/checkUser.php';
  if(element_id != undefined) {
	    var user_box = document.getElementById("user_" + element_id);
	    var post_to_fb = document.getElementById("post_to_facebook_" + element_id)
	  } else {
		  var user_box = document.getElementById("user");
		  var post_to_fb = document.getElementById("post_to_facebook");
	  }
  
  new Ajax.Request(url, {
	  method: 'get',
	  onSuccess: function(transport) {
	  	var response = transport.responseText;
	  	// if(response == 1) alert('Facebook User existiert bereits als WP User')
	  	user_box.innerHTML = response;
	  	post_to_fb.style.display = "block";
	  }
	});
	  


  // add in some XFBML. note that we set useyou=false so it doesn't display "you"
  /*
  user_box.innerHTML =
      "<span>"
    + "<table><tr><td><fb:profile-pic uid='loggedinuser' facebook-logo='true'></fb:profile-pic></td><td width='20'>&nbsp;</td>"
    + "<td>Hallo <fb:name uid='loggedinuser' useyou='false'></fb:name>. Sie sind mit Ihrem Facebook-Account angemeldet und dürfen jetzt einen Kommentar schreiben.</td></tr></table>"
    + "</span>";
    */

  // because this is XFBML, we need to tell Facebook to re-process the document
  
  // FB.XFBML.Host.parseDomTree();
}