Create your Own Theme for your BlackBerry
by Dave Mabe
Related link: http://www.plazmic.com/en/download/index.shtml
You've been able to download new themes for your BlackBerry for a while now. The O2 theme is extra polished:
You can now download the Plazmic Content Developer's Kit to create your own theme for your BlackBerry. You'll also need the latest BlackBerry JDE.
Here's an NHL theme that someone has created for the soon to be released 8700c.
The Plazmic kit also comes with a utility to transcode Macromedia Flash files into SVG for use on the BlackBerry.