This is an advanced tutorial on how to expand the WordPress media manager interface with new options. In particular, I want to expand the drop-down menu in the media manager menu so that I can do searches based on posts, pages, and custom post types, as well as include their thumbnails into my galleries. Other media manager tutorials include - How to Add the WordPress 3.5 Media Manager Interface [...]
How to make some simple customization to the WordPress 3.5 media manager interface.
How to fully customize and create our own permalinks for custom post type objects.