16 Dec 11, 08:21PM
Let's try another fun suggestion. Assuming you're on Windows, run this program, press each of the mouse buttons, and tell us what value is printed to the window. Left should be 0, middle 1, right 2. When I scroll down I get 16, up 17. I don't have any other buttons so I can't say what they are.
http://www.mediafire.com/?nj38uajgdq4u1ge
http://www.mediafire.com/?nj38uajgdq4u1ge