<div class="column span-7 colborder">
<?php if ( !function_exists('dynamic_sidebar') || !dynamic_sidebar('Bottom-Left') ) : ?>
<?php endif; ?>
</div>
<div class="column span-7 colborder">
<?php if ( !function_exists('dynamic_sidebar') || !dynamic_sidebar('Bottom-Middle') ) : ?>
<?php endif; ?>
</div>
<div class="column span-7 last">
<?php if ( !function_exists('dynamic_sidebar') || !dynamic_sidebar('Bottom-Right') ) : ?>
<?php endif; ?>
</div>