Take GSters option. Have a look into rigid bodies and dynamics. DO NOT KEYFRAME Only. It will be beyond a nightmare to do this and will extend the project far beyond the time anyone will want to spend.
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)