Welcome to the board! Isn't this a great place to just lurk? Not a clue what the difference in the panels means....but someone here will know. I usually go for the weight - coz believe me the first time I wore a pair of lighter weight shorts in the winter was the Last time I did! Anyway, for some grins and giggles - heres a "getting to know you" thread. gives you a chance to learn who we are, and if you're so inclined,,,,,tell us who you are! Good luck on the recovery!
http://forums.teamestrogen.com/showthread.php?t=2001