No matter how many message boards, websites, friends and family you consult, only YOU can make the decision to have this surgery. Consider your health, if your health worsens as a result of your weigh what can you expect? Will you develop Heart disease and stroke, High blood pressure, Diabetes, Gallbladder disease and gallstones, Osteoarthritis, Gout or sleep apnea (when a person stops breathing for a short episodes during sleep) and asthma. The choice is yours.
Good luck in whatever you choose.