need help with black screen

I just updated Warrock, and when it opens and gets to the login screen all i see is the stupid premium advertisement. i cant see its border or anything i cant see any buttons or anything else. i tried the language tutorial thing on gamersfirst forums. it doesnt work. what do i do. please help

someone please help this is really frustrating

You can maybe reinstall WarRock or maybe look in GameFirst Forum F.A.Q
If this doesn't help PM me.