Sounds like you got scammed! How much did you pay? LW basic is free & Pro costs $18.88 for 6 months of updates & email support. The only official site for downloading either version is www.limewire.com. Downloading from the official site ensures that people don't get ripped-off & have a clean version of LW!

Contact your bank/CC company & see of they can cancel the transaction. Most have a department to handle scams/fraud.

Here's some info about "membership" & scam sites
Membership? - **WARNING ** BEWARE** - Download p2p Clients ONLY Thru Official Sites

and some info about how people have been able to get refunds from scam sites
get your $$$ BACK!!!(music members)