There is another excellent animation program that is inexpensive and has been around for years called Anaimation Master. www.hash.com , their forums are fantastic and their support is great.

One of my most favorites A:M's is Killer Bean http://amfilms.hash.com/search/?search_id=killer+bean&search_type=search_videos&x=41&y=15

Hash also great tutorials, at least check them out.