Good to see you are reading up. Here are several more for you to review with lots of info on DIY treatments .

http://www.audioholics.com/techtips/roomacoustics/roomacoustictreatments.php

http://www.audioholics.com/techtips/roomacoustics/DIYabsorbersacoustics.php

http://avsforum.com/avs-vb/showthread.php?t=255432

John