WW, here are a couple--don't know if they'll help.
http://www.logophilia.com/

http://www.eecg.toronto.edu/~bryn/HTML/Scrabble.html

Oh my gosh--I have to put this. Everybody jump on me if they want, but I'm putting it anyway--it looks too good not to. http://www.bryson.demon.co.uk/wordlist.html