Fire wall help

Hey everybody, i just downloaded lime wire on my new computer in a college dorm... and i cant seem to connect past the first green bar and the only downloadable songs i get are the blue star ones.. can anybody help me figure out why, i am by no means a computer genious and would only mess up my computer by trying to figure it out myself.. any help would be appreciated.. if it helps im running norton antivirous and have already called tech support at school and they have confirmed that lime wire is not blocked by their firewall so..

Please give us your details
System details - help us to help you -> Provide these details when you post!!!