Mark, I just found this video and two others by the same guy:
http://www.youtube.com/watch?v=ck-JyqBouqM
He's using Mach3 to control his Boxford. Maybe your friend can talk to him. Mach3 is really nice software. My Tormach mill uses a customized version and I really like it (having used TurboCNC for several years on my Sherline mill)
Best regards,
Randy