Check out the subforums--plenty of fine folks here to help you along the way. It's really nice to be able to talk with others in similar situations.
If you really make the commitment, come up with an eating and exercise plan you can live with (and there's no reason you can't follow the WW plan, using FitDay to help) you can lose that weight faster than you might think.
47 M 5'8"
May 4, 2010...... 440? lbs. (Start FitDay Size 60 Jeans)
June 19, 2010.... 393 lbs. (First Weigh-in)
June 19, 2011.... 229 lbs. (164 lbs. gone in one year :-)
Current Weight... 185 lbs. (Size 36 Jeans)
Next Goal 169 lbs. (07/04/12)
Ultimate Goal 165 lbs. (12/31/12)
The best exercises for weight loss are Fork Putdowns and Table Pushaways.