Index: contact.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/contact.module,v
retrieving revision 1.47
diff -u -r1.47 contact.module
--- contact.module	23 Mar 2006 09:29:35 -0000	1.47
+++ contact.module	31 Mar 2006 06:08:35 -0000
@@ -463,8 +463,9 @@
       }
       else {
         // If there is only one category, store its cid.
+        $category = array_keys($categories);
         $form['cid'] = array('#type' => 'value',
-          '#value' => array_shift(array_keys($categories)),
+          '#value' => array_shift($category),
         );
       }
       $form['message'] = array('#type' => 'textarea',