[% USE bc = BioChrome("$image_src/button.gif");
   colors = ['00' '33' '66' '99' 'CC' 'FF']
%]

<table border="0">
[% FOREACH row IN colors %]
<tr>
	[%- FOREACH col IN colors;
		hexcol = "${row}00${col}";
		bc.alphas("ffffff_${hexcol}_ffffff_000000");
		bc.write_file("$image_dest/button${hexcol}.gif")
	-%]
	<td>
		<img src="[% images %]/button${hexcol}.gif" />
	</td>
	[% END %]
</tr>
[% END %]
</table>