Conforme o teu tema e o mod ja esta a funcionar o que tem que fazer e colocar esse código no teu BoardIndex.template.php antes do /* Each category in categories is made up of:
(http://i157.photobucket.com/albums/t77/joomlamz/sshot-21.png)
// display shoutbox
if (function_exists('sbox')) sbox();
// Show the "Board name Topics Posts Last Post" header.
echo '
<table border="0" width="100%" cellspacing="1" cellpadding="5" class="bordercolor">
<tr class="titlebg">
<td colspan="2">', $txt[20], '</td>
<td width="6%" align="center">', $txt[330], '</td>
<td width="6%" align="center">', $txt[21], '</td>
<td width="22%" align="center">', $txt[22], '</td>
</tr>';