Don' t hesitate to download the trial version of "Animation-Ish" !
A fantastic drawing and animating program. In a few minutes you can make a nice animation because the interface is very intuitive.
Users of Anime Studio won't have any problem with the tools and the timeline..
With the .flv file lessons you will learn a lot of tricks to use it.
http://www.animationish.com/
My first animation after 10 minutes of use :
6R