diff -urp chatroom.dev/chatroom.js chatroom.sandbox/chatroom.js
--- chatroom.dev/chatroom.js	2007-10-10 11:07:05.000000000 -0400
+++ chatroom.sandbox/chatroom.js	2008-06-30 15:40:18.000000000 -0400
@@ -298,9 +298,7 @@ Drupal.chatroom.chat.updateMsgList = fun
       else {
         // normal msg
         if (msgs[i].user != Drupal.settings.chatroom.lastUser) {
-          var span = $('<span>');
-          span.addClass('header');
-          span.append(msgs[i].user + ':');
+          span = '<span class="header">' + msgs[i].user + ':</span>';
           p.append(span);
         }
       }