This was submitted by a poster at the printerhelp group. 
Here's one I wrote to address Hadoe's envelope with a "sender" and a
"return" that I use. Fell free to use it on your site if you like it.
<center><spacer type="vertical" size="190">
<table width="440" height="300">
<tr>
<td width="220" height="150" align="center" valign="middle">
name<BR>
address<BR>
city,state zipcode<BR>
</td>
<td width="220" height="150">
</TD>
</tr>
<TR>
<td width="220" height="150">
</TD>
<td width="220" height="150" align="center" valign="middle">
name<BR>
adress<BR>
city, state zipcode<BR>
</td>
</TD>
</tr>
</table>
</center>
From Frank in Louisiana,