In the last week, I saw a post about Xoo, this is a fun software for use Xephyr inside of any device skin.
I created a skin for nokia n800, and send for the authors the patch, but if you want, you can download the source from svn and apply this patch for get Xoo running with nokia n800 skin.
Xoo svn: http://svn.o-hand.com/repos/matchbox/trunk/Xoo
Image: nokia-800.png (save this image in data folder of Xoo)
Labels: n800 nokia