You can see an example here: http://dev.jacobdubail.com/portfolio/sh … m-organics
The links are at the bottom of the post. The posts in that category are in the left sidebar. The whited out posts don’t have the custom field key/value pair. I’d like to skip them in the navigation at the bottom of the page.
Someone pointed me to http://codex.wordpress.org/Function_Reference/get_posts, but I can’t quite get it tweaked to the point I like.