Hi WAH, and welcome to the Touch Pro. I'm about 2 weeks ahead of you, just went from the Touch to the Touch Pro myself. Anyway, on Friday Microsoft put out a WinMo Facebook client. Obviously, I've only played with it for a couple of days now, but so far, so good! You can download it here:
http://www.microsoft.com/windowsmobi.../facebook.mspx. Best of luck!