I've written up a clearer description of the map file, clearer loading code than found in VXLFORM.TXT, and example writing code.

It can be found here

revision history date year needs correction and Ben's last name is Aksoy not Askoy

Good job on documenting this :) very useful.

yes thanks for doing this

Thanks izzy, I fixed those things (and didn't bother to make it a new revision :).