Attached Link: http://www.us.righthemisphere.com/store/upgrades.htm

Oh, and Mike, if you did not follow the "rules" at their page, do it now, you will get a fast answer for sure. If ever you do not remember, we all (lucky people) purchased our first version from XDimensions june 2000:-). You find the actual register key in your Windows regedit if you have not saved it anywhere else. Guitta