Index: modules/search/search.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/search/search.module,v
retrieving revision 1.229
diff -u -p -r1.229 search.module
--- modules/search/search.module	8 Jul 2007 12:18:02 -0000	1.229
+++ modules/search/search.module	7 Aug 2007 17:30:09 -0000
@@ -1081,7 +1081,7 @@ function search_box(&$form_state, $form_
   $form['#action'] = url('search/node');
   $form['#submit'][] = 'search_box_form_submit';
   $form['#validate'][] = 'search_box_form_validate';
-  $form['#theme'] = 'search_box_form';
+  $form['#theme'] = $form_id;
 
   return $form;
 }