My default choices won't stay changed.

[Jim Pearce]

When I select a particular program, close the choose window, go back and check to see if it's actually still the one I chose it reverts back to the one I didn't want.

 

[lehnerus2000]

How are you trying to set the default program option?

Are you following this tutorial?
http://www.sevenforums.com/tutorials/9154-default-programs-associate-file-type-protocol.html

 

[Britton30]

I don't understand what you're trying to do...exactly.