Index: src/main/webapp/sites/all/modules/popups_reference/popups_reference.js
===================================================================
--- src/main/webapp/sites/all/modules/popups_reference/popups_reference.js	(revision 80)
+++ src/main/webapp/sites/all/modules/popups_reference/popups_reference.js	(working copy)
@@ -56,7 +56,7 @@
           return !$(this).val();
         });
         if ($emptyAutos.length) {
-          $emptyAutos.eq(0).val(title).change();
+          $emptyAutos.eq(0).val(title + ' [nid:' + nid + ']').change();
         }
         else { // There are no empty fields, use the first one.
           $wrapper.find('input.form-autocomplete:first').val(title).change_if_exists();