Don't depend on webserver URL rewriting

app.php

@@ -87,7 +87,7 @@ EOT;
           $selected = "active";
 
         if ($menurow['valuetype'] == "page") {
-          $link = "/" . $menurow['value'];
+          $link = "?p=" . $menurow['value'];
         } else {
           $link = $menurow['value'];
         }