How to add a banner or something into Thesis Open Hook, but only visible in a post?

Just add this lines in the hook text:

<?php
if (is_single( )) {
banner here...
<?php } ?>

Don’t forget to allow php execution.

Here’s one related article: http://www.berchman.com/thesis-tutorial-custom-after-the-post-box/

Tagged as: open hook, post, thesis, thesis open hook, Wordpress