There appears to be a web site bug as the registration and download process for the 60-day trial appears to be looping. The problem appears to be independent of browser.
The process follows these steps:
1) www.scalix.com/enterprise/trial
2) Authenticate successfully using username and password supplied to me via e-mail
3) Confirm identity and select platform
4) Agree to terms and conditions
5) Download overview on page http://www.scalix.com/enterprise/trial/ ... _files.php
6) Click "Download Software for RedHat" button
http://www.scalix.com/enterprise/trial/ ... -intel.tgz
7) The process will then begin again at step 3.