XHTML validity

file: /page-front.tpl.php, line 60-62

<?php if ($mission) : ?><div id="banner-bottom">
<div id="mission"><?php print $mission; ?></div><?php endif; ?>
</div>

The last closing DIV tag (line 62) should be inside the IF block (lines 60-61),
otherwise the false IF condition causes redundant closing DIV tag.