Glad to help follow the instructions.. you dont need to download anything...
From the Model Toolbar:
Select Character Man, In your Animate Toolbar click on envelope>set
envelope, the picker cursor will appear then click on scene, open the
biped rollout and midle click on the enevelope group and then right
click on the viewport twice.. just say yess to any msg that will
appear.. done... now you can do wht the hell you want to da... damn i
can't belive i actullt typed this.... hope it helps....