Your help was very much appreciated, Vern. I dloaded audacity and exported my files and now they work just fine. Thank you very much.
Jon

I know this is probably a newbie question (but, hey, i am a newbie :) ). I have been playing around with the 4.3 Tutorial (Reagan talking head) and I tried to use a different wav file for the soundtrack from one of my own files. I go to Animation=> select soundtrack and choose a wav file of my own. ...