Sapphire Innovations has released a new effects plug-in for Photoshop 6, 7, and Elements. The Shapes 15 effects palettes feature over 400 shapes within a variety of different geometric themes. According to Sapphire Innovations:
Sapphire Innovations have just released "Shapes Vol 15 - Border Pattern Designs" - a new custom shapes royalty-free set for Photoshop 6 and 7, elements, and Mac
The set contains 400+ border patterns/angular/triangular/blocky designs.
Just drag and drop.
You can find more information about Shapes Volume 15 at the Sapphire Web site. Shapes Volume 15 is available for US$10.00.