--- inc.original/parser/xhtml.php	2010-11-07 17:43:04.000000000 +0100
+++ inc/parser/xhtml.php	2011-01-04 00:36:21.000000000 +0100
@@ -581,7 +581,7 @@
         resolve_pageid(getNS($ID),$id,$exists);
         $name = $this->_getLinkTitle($name, $default, $isImage, $id, $linktype);
         if ( !$isImage ) {
-            if ( $exists ) {
+            if ( $exists && (auth_quickaclcheck($id) >= AUTH_READ) ) {
                 $class='wikilink1';
             } else {
                 $class='wikilink2';