Well don't see the link, but here is the link to my old one.

JoinAD KiXforms script to move computers into Active Directory
http://www.kixtart.org/ubbthreads/showflat.php?Cat=&Board=UBB2&Number=75013


I can't speak for Radimus, but no I have not updated mine.
 
I'm sure I'd code it a bit different now days. Probably wouldn't be too hard to update it once you get a little experience with KiXtart.