Jeff,
I can't answer your question, but if you're using PTW for live performances, can I make a suggestion? Try reading this:

http://www.nortonmusic.com/backing_tracks.html

Gary


I'm blessed watching God do what He does best. I've had a few rough years, and I'm still not back to where I want to be, but I'm on the way and things are looking far better now than what they were!