Animation on character

Hi! I just found this little script for character that can use physic things : http://wiki.unity3d.com/index.php?title=FPSWalkerEnhanced But, im not able to make my animation on my character (like walking) work when i start the game (I know that my animation are good cause when I use Third person character script, my animation start but the physic don't work) Anyone have an idea of what to do? What's the procedure to put animation on character and script that work ???