Skanks: I ended up finding it elsewhere. You extract the files to a seperate directory (in my case I just stuck them in a subdirectory called ADDON) run up the \ADDON\install.exe in DOSBOX and point at your normal Fantasy General directory.
It then installs itself, when you next run Fantasy General you have the mini-campaign option under campaign.
I got the files and instructions from:
http://www.vogons.org/viewtopic.php?t=27513 Glad to here :). received the files from Artki (what a gent), but have been swamped with other projects that I haven't had an opportunity to touch them yet. They're on my to do list, I promise you :)