Hi,
At work, I wrote a "How-To" Install for Carpet in my blog. Naturally I used my 4G63 Ram 50 as a test pilot Enjoy!
Part 1
http://www.1aauto.com/blog/2009/12/15/how-to-install-a-new-carpet-into-your-vehicle
Part 2
http://www.1aauto.com/blog/2009/12/16/how-to-install-new-carpet-into-your-vehicle-part-2
-Jeremy