Hey guys,
I know this might be a little late, but it could help someone in the future. Here is a link to instructions on how to remove your door panel. There is also a link in the article that takes you to a, replacing your window regulator diy.
Pelican Porsche Tech Article - Porsche 911 Carrera Door Panel Removal - Porsche 996 Carrera (1998-2005), Porsche 997 Carrera (2005-2008)
I hope this helps...