Here are my adaptations of the Neil Thomas Wargaming Rules which I present on the Yahoo Group. You need to join to access and they are in the Files Section.
The link to the Ancient & Medieval Wargaming Yahoo Group is:
http://games.groups.yahoo.com/group/AMWGroup/
Wargaming Rules by Period
My adaptations cover almost every period in military history including some ventures into Fantasy and Science Fiction universes. I've had a lot of fun developing these and their associated Army Lists aswell as clocking up many enjoyable games.
1. Ancient, Medieval, Fantasy, Pike and Shot
2. Horse and Musket
3. Modern and Science Fiction