Index: modules/forum/forum.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/forum/forum.module,v
retrieving revision 1.448.2.8
diff -u -p -r1.448.2.8 forum.module
--- modules/forum/forum.module	1 Mar 2010 11:32:00 -0000	1.448.2.8
+++ modules/forum/forum.module	6 Aug 2010 19:32:00 -0000
@@ -660,7 +660,9 @@ function template_preprocess_forums(&$va
     }
   }
   drupal_set_breadcrumb($breadcrumb);
-  drupal_set_title(check_plain($title));
+  if ($variables['tid']) {
+    drupal_set_title(check_plain($title));
+  }
 
   if ($variables['forums_defined'] = count($variables['forums']) || count($variables['parents'])) {
     // Format the "post new content" links listing.