compass movement

I'm finding something code or algorithm for compass pointer movement. Compass pointer don't moves like the clock hand, it has a more complicated movement.
Do you have something?

tnx

here you go..

http://s16.quicksharing.com/v/9229104/compass.zip.html

Thank you, very cool.
Almost perfect. One thing what I need the special needle movement with overturn. Do you mean what I say?
Your code is very good, clear, structured.

thank you.

..hey, its not my code..I dong know whos author, but its not mine.. :)