Need help.......(read inside)

Hi i was doing this tutorial for a stick animation and i was wondering how the he moved the stickman move his arm without his arm coming off his body??

http://www.sticksuicide.com/ss/movies/anim.asp?id=93

This tutorial was the one i was having troubles making it so i can move the arm without it coming off the body and moving it around…but i couldn’t, so i was wobdering how u do it?

Did you try this tute? http://www.kirupa.com/developer/mx/cartoon.htm

nope, but i will, thx