I put up some video references of the more realistic approach I mentioned in another post.

http://www.youtube.com/watch?v=cw3Uwu8-gpA&list=UUVGqRCdRv5qQInyIvBT-xug

http://www.youtube.com/watch?v=x_bVWYhsJb0&list=UUVGqRCdRv5qQInyIvBT-xug

http://www.youtube.com/watch?v=U-7wNZrLmcw&list=UUVGqRCdRv5qQInyIvBT-xug&index=4