>.> Well, as long as you keep at it, I'm sure you'll get it to work. I would offer my assistance if i actually had any extensive programming knowledge. I've always been about to start but never finding enough time for it :S This got onto the KSP Weekly's mod spotlight, btw.
Hmm, would it be possible to make them go in some sort of a formation, a triangle for example. Also, some kind of a patrol function would be interesting, as you could liven up your base with wandering Kerbals.