After you go through the usual registry song and dance, you'll have to wait till your membership is approved by a Moderator.
This morning I noticed I'm one of the Mods doing the approving. That is good news, since I'm utterly corrupt. The right amount of espresso roast Arabica will get anybody in.
Seriously, if you experience any problems, contact me at gungnir at online dot nl .
The Arabica would still be a nice gesture, though.

WD3 strives to make this a place where we can discuss wargaming in a friendly atmosphere. Please treat your fellow posters with respect. Basically, Don't Be A Dick. The members forum has a sticked thread about forum moderation if you are at all in doubt about how we deal with members who act otherwise.