Friend cant register

[dj.evolution]

yo, my mate cant register.

everytime he clicks the button he gets this:

http://img513.imageshack.us/img513/9283/fmde520tmphc2.jpg

why cant he register?

[FlatLiner]

Tell him to goto the forum on the navbar on the left of the site

http://www.ucsclan.co.uk/forum/

then he will be sorted