It also happends to me. I guess it's just a temporal problem on the server.

There is a problem with the skin-server.
Graham, the one who is in chargeof /responsible for/taking care of the skins is also a Uni-student...
And there is a little problem with the server.

I know there's problems, but I'm busy looking for a job at the moment. I'm trying to find out why the site isn't working, since it works locally. It's all very odd. Anyway, I do know it's not working.