>Thanks Roxanne. That was my initial thought, but the download
>site is missing some of the incremental upgrade "What's New"
>docs, i.e. 4.0, 6.0, 6.0a.

I'm too far into the latest version to remember specifics from 4.0, but I do know the 6.0b docs is all inclusive of 6.0 and 6.0a. You might want to fire off this question via email support to Oak Leaf...