WWW.Droidz.org Is where you will find all the .stk files you will ever need.
And also, when you are saving as an animated .gif image, you know that little box thing that comes up and it has things on it?
Uncheck merge and crop, put the top scroll bar to 6 and the lower one to 2.
For Pivot 3.1 beta users, it would be the same thing, but supersample would be 50%.