--- ajax_comments.module	2010-10-25 08:16:48.000000000 +0300
+++ ajax_commentsNew.module	2010-12-10 17:36:12.000000000 +0200
@@ -210,8 +210,9 @@ function ajax_comments_submit($form, &$f
 
       if ($comment = db_fetch_object($result)) {
         $comment->name = $comment->uid ? $comment->registered_name : $comment->name;
+        menu_set_active_item('node/'.$comment->nid);
         $links = module_invoke_all('link', 'comment', $comment, 0);
-        drupal_alter('link', $links, $node);
+        drupal_alter('link', $links, $node, $comment);
 
         //render our comment and get it back to AHAH handler
         $output .= theme('comment_view', $comment, $node, $links);