A group of us are getting together to build this over Spring-Break, email me if you want to be on the list.

Trackmate:

Thanks: CDM (More Resources and discussion)

And Here:

http://trackmate.sourceforge.net/

http://www.instructables.com/id/Trackmate_Classy_Hardwood_Curio/

http://trackmate.wiki.sourceforge.net/Trackmate+Tracker

Cheers,

- Kuba