Thanks for your help. It turns out everything was working and I just didn't know it. Duh.

I just downloaded the trial version of Ear Master and find I cannot get my MIDI keyboard to work. I am running Windows 7 Professional. In the Tools Menu, EarMaster Pro recognizes my M-Audio Oxygen 61 as the MIDI-in device, and the Microsoft MIDI Mapper as the MDI-out device. However, MIDI in (F-11) ...