That are some nice clean sites you got there, I don't think you're going to get a lot of bad comments here but ofcourse I could be wrong
I did had a little problem opening the .JPG (uppercase) files on that last example in FF. It always asked me what program to use to open the pictures. But that's probably a config problem in my version of FF.
If you want a partner account at a certain LL feel free to ask
