Index: js/auto_image_handling.js
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/lightbox2/js/Attic/auto_image_handling.js,v
retrieving revision 1.1.4.25
diff -u -p -r1.1.4.25 auto_image_handling.js
--- js/auto_image_handling.js	7 Jul 2009 23:31:03 -0000	1.1.4.25
+++ js/auto_image_handling.js	23 Jul 2009 14:47:26 -0000
@@ -20,6 +20,9 @@ function parse_url(url, param) {
 
 
 function lightbox2_init_triggers(classes, rel_type, custom_class) {
+  if (classes == '' || rel_type == 0) {
+    return;
+  }
   var settings = Drupal.settings.lightbox2;
 
   var link_target  = "";