- menu parameters temporary UI solution

- various minor fixes and improvements (menu manager)
- message handler wont accept emtpy messages now

e107_handlers/message_handler.php

@@ -2,7 +2,7 @@
 /*
  * e107 website system
  *
- * Copyright (C) 2008-2010 e107 Inc (e107.org)
+ * Copyright (C) 2008-2012 e107 Inc (e107.org)
  * Released under the terms and conditions of the
  * GNU General Public License (http://www.gnu.org/licenses/gpl.txt)
  *
@@ -161,7 +161,8 @@ class eMessage
 			$mstack = $message[1];
 			$msg = $message[0];
 		}
-
+		if(empty($msg)) return $this;
+		
 		if(!$session)
 		{
 			if($this->isType($type)) $this->_sysmsg[$type][$mstack][] = $msg;