Index: modules/comment/comment.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/comment/comment.module,v
retrieving revision 1.883
diff -u -p -r1.883 comment.module
--- modules/comment/comment.module	23 Jun 2010 02:45:35 -0000	1.883
+++ modules/comment/comment.module	19 Jul 2010 03:35:05 -0000
@@ -580,7 +580,7 @@ function theme_comment_block() {
   $items = array();
   $number = variable_get('comment_block_count', 10);
   foreach (comment_get_recent($number) as $comment) {
-    $items[] = l($comment->subject, 'comment/' . $comment->cid, array('fragment' => 'comment-' . $comment->cid)) .'<span>'. t('@time ago', array('@time' => format_interval(REQUEST_TIME - $comment->changed))) .'</span>';
+    $items[] = l($comment->subject, 'comment/' . $comment->cid, array('fragment' => 'comment-' . $comment->cid)) . '<var>' . t('@time ago', array('@time' => format_interval(REQUEST_TIME - $comment->changed))) . '</var>';
   }
 
   if ($items) {