You should receive an e-mail. This will have your personal pro page link, which you can d/l pro from.
It also may take up to 24 hours for them to send the e-mail, after you have submitted the information, and it has been processed.
Also you can check out this link, as you didn't state where you exactly got LimeWire from.
http://www.gnutellaforums.com/showth...threadid=28751