Ah, the waiting game, it's always good fun
Oh by the way, did they tell you about their new facebook page? I was recommended by my interviewer to sign up, they've just started and wanted to try it out to see if they could use it to make the process a bit more friendly (and I guess it's also a way to recruit people).
I've signed up already,
NATS Careers - Air Traffic Controllers | Facebook
I personally like the idea, and if nothing else comes from it you can see some pretty pictures from various places