As FB said, use SDK's. These are fantastic additions that make a lot of animation a lot easier. I had one for a hnad control a whil back with an Custom Attribute created for each finger and one for the fist. I even think Kurt has gone over this in one of the tutes he did on hand controls.
__________________ Chris (formerly R@nSiD) Twitter When the power of love overcomes the love of power the world will truely know peace - Jimmy Hendrix
Winner SM VFX Challenge 1
3rd Place SM SteamPunk Challenge (May 2007)
SimplyMaya specialises in Maya tutorials. We offer over 1,000 individual Maya training videos, ranging from basic Maya tutorials through to intermediate Maya tutorials. Our tutorials are created by instructors with industry experience and are designed to get you up and running in Maya quickly without making it seem like hard work.