April 1, 2007 4:12 PM

Wait for the Beta period to end and they'll start selling the keys.  For now you just have to keep hitting 'Register Later' to use it during the free trial.

-MegaZone, Sling Media Beta Manager
Slingbox Pro, HD Connect, TiVo Series3, TiVo Pioneer DVR-810H, SPM Treo 680, SP WinXP
(I also run GizmoLovers.com)