A complete video tutorial to installing Stanford University's - Folding at Home is available here.
In this tutorial I include where to download the program, how to install the program, how to configure the program, the optimum settings for the program, and setting high priority for optimal performance in the Task Manager.
Video by: ASilva93
Video URL: http://www.youtube.com/watch?v=YU0ysL9Sdds
Fullscreen PR2 URL: http://jiggmin.com/games/PlatformRacing2/pr2_loader.swf
Folding at Home Program Download URL: http://folding.stanford.edu/English/Download
Other PR2 videos by me: http://www.youtube.com/user/Asilva1993