<if condition="$post[usergroupid] == 1"><a href="register.php"><img src="file"></a></if>
<!-- guest welcome message -->
<!-- / guest welcome message -->
<!-- guest welcome message -->
<table class="tborder" cellpadding="6" cellspacing="1" border="0" width="100%" align="center">
<tr>
<td class="tcat">Welcome to the Your site here.</td>
</tr>
<tr>
<td class="alt1">
<center><a href="http://www.your-site-here.com/forum/register.php"><img src="http://www.your-image-link-here.gif" border="0"></center>
</td>
</tr>
</table>
<!-- / guest welcome message -->