Use absolute URLs as much as possible to be independent from the page being executed...

git-svn-id: http://svn.code.sf.net/p/itop/code/trunk@1366 a333f486-631f-4898-b8df-5754b55c2be0

core/event.class.inc.php

@@ -90,7 +90,7 @@ class Event extends DBObject implements iDisplay
 
 	public static function GetUIPage()
 	{
-		return '../pages/UI.php';
+		return 'UI.php';
 	}
 
 	function DisplayDetails(WebPage $oPage, $bEditMode = false)