Code:
<!-- logo -->
<a name="top"></a>
<table border="0" width="100%" cellpadding="0" cellspacing="0" align="center">
<tr>
<td align="center"><a href="$vboptions[forumhome].php$session[sessionurl_q]"><img src="http://www.greekrealm.com/forum/sam/sam/banner.gif" border="0" width="100%" alt="$vboptions[bbtitle]" /></a></td>
</td>
</tr>
</table>
<!-- /logo -->
try this .. i hope this will solve your Problem...