Game not working due to several causes

[RiVer]

I'm currently trying to start playing this game, but there are multiple reasons why it doesn't work. First off i can't even log in because when i try i will get immense lag not allowing me to login. Even if that succeds i get an almost entirely black/grey
EDIT: this is basicly what i'm looking at atm: http://imgur.com/NIrxRii