Here are some links that I think are worthy of mentioning:
www.obesityhelp.com
(Great info for pre and post ops!)
www.angelfire.com/ok3/vbowen/
(Gastric Bypass Cookbook)
www.spotlighthealth.com
(Carnie Wilson & Ann Wilson info)
www.davincigourmet.com
(Yummy stuff and great recipes!)
www.vitalady.com
(Offers samples of protein shakes, etc.)
www.fitday.com
(Great for tracking caloric/fat/carb/protein intake)
www.obesitylaw.com
(I hope that you never need them, but if you do need to hire a lawyer, they are awesome! They saved my life.)