:-) We did the same thing, but you can run around if you want and it follows you, just point a remote control for the tv that uses infra-red at it. It brought us chips the other day while we were watching tv. I have the video on that somewhere. Here's some sample code for working with EXTREMELY sensitive sensors and calibration for the sensitivity for that person who asked,
http://www.chiefdelphi.com/forums/sh...ad.php?t=23335