Moving Animation Of The Digestive System How Do I Put Moving Animations Into Signitures/avatars At Sites?

How do I put moving animations into signitures/avatars at sites? - moving animation of the digestive system

I'm curious to know how to move avatar / signiture in my profile. When I say I mean, if he moves signiture moves here are some http://xbox360achievements.org/forum/member.php?u=13352