Guide on adding a new model, animation, and creature to HoMMV

Try exporting with the skeleton in this archive.

The question is, how exactly? Should I convert the .ma file to .mb and then follow the instructions in the first post, or is there another way?

Added after 22 minutes
Importing into Maya 6.0 doesn't show the model, so I'm not sure. I'm attaching the latest version of my file, as the file I attached earlier is outdated.