Call of duty

Hello,
My name is .. Well i can tell you my nick name but whatever i m ultrablade you have may saw me play call of duty sometimes but i have a problem plz help

So i m happily going to play call of duty MULTIPLAYER when suddenly my graphixs go bad and when i do {run to administrator} the graphixs come good again but theres also another problem when I click [join a server] i click refresh what happens??????

I waited for some seconds and i see writes {getting information from 0 servers] and it stays like that... Do you think this is wierd????? Do you think you can help me????? Well feel free to post

P.S Recruting:for the {TB} team known as THE BULLETS