<script type="text/javascript">     
    $('span.forumViewed').each(function (i, g) {     
     $.get($(this).parent().find('a.forum').attr('href'), function (data) {     
     g.innerHTML = '[' + $('td.forumOnlineBar:first', data).html().replace('$USERNAME$', '') + ']';     
     });     
    });     
    </script>