var addPreferredVideoLink = "http://www.youcabaret.it/videoShare/preferredManagement/addPreferredVideoAX.action";
	var remPreferredVideoLink = "http://www.youcabaret.it/videoShare/preferredManagement/remPreferredVideoAX.action";
	var addPreferredAuthorLink = "http://www.youcabaret.it/videoShare/preferredManagement/addPreferredAuthorAX.action";
	var remPreferredAuthorLink = "http://www.youcabaret.it/videoShare/preferredManagement/remPreferredAuthorAX.action";

	function addPreferredVideo (videoId)
	{
	  $.get(addPreferredVideoLink+"?date="+(new Date()).getMilliseconds()+"&videoId="+videoId, function (data)
	  {
			hide('addVideoPreferito');
			show('remVideoPreferito');
	  }
	  );
	  return false;
	}
	
	function remPreferredVideo (videoId)
	{
	  $.get(remPreferredVideoLink+"?date="+(new Date()).getMilliseconds()+"&videoId="+videoId, function (data)
	  {
			show('addVideoPreferito');
			hide('remVideoPreferito');
	  }
	  );
	  return false;
	}
	
	function addPreferredAuthor (authorId)
	{
	  $.get(addPreferredAuthorLink+"?date="+(new Date()).getMilliseconds()+"&authorId="+authorId, function (data)
	  {
			hide('addAutorePreferito');
			show('remAutorePreferito');
	  }
	  );
	  return false;
	}
	
	function remPreferredAuthor (authorId)
	{
	  $.get(remPreferredAuthorLink+"?date="+(new Date()).getMilliseconds()+"&authorId="+authorId, function (data)
	  {
			show('addAutorePreferito');
			hide('remAutorePreferito');
	  }
	  );
	  return false;
	}