someone help! im new to World of Minecraft and I've set everything up like it says. I downloaded the client and then put the... whatever.jar into the lib folder (after extracting the client) and clicked run. then it started up like normal and i put in my user and pass and it let me in, but when i saw it the server list was EMPTY, and when i typed in a URL for a game it gave me a BLANK map. someone help cuz i dont understand