--- custom_breadcrumbs.module.orig      Mon Feb  4 16:59:21 2008
+++ custom_breadcrumbs.module   Mon Feb  4 16:54:57 2008
@@ -56,7 +56,8 @@ function custom_breadcrumbs_nodeapi($nod
       for ($i = 0; $i < count($titles); $i++) {
         // skip empty titles
         if ($title = trim($titles[$i])) {
-          $trail[] = l($title, trim($paths[$i]));
+          $path = parse_url(trim($paths[$i]));
+          $trail[] = l($title, $path['path'], array(), $path['query']);
         }
       }
       drupal_set_breadcrumb($trail);