Can not register Avast free version

When I try to register Avast Free antivirus it goes to retrieving information then that screen goes away and no registration screen displays. Have tried over 20 times and always the same. Frank

http://www.avast.com/registration-free-antivirus.php

Thank You

Do you have a valid internet connection when attempting to register your Avast! Free Version? Please check on it and then try registering again. Also, I found a step-by-step procedures on registering your Avast! Free Version. Here is it:

http://www.techyv.com/questions/install-and-register-avast-free-version