360Share is a scam Use the forum search to look for 360share - you'll find more info.

Here are just a few links from Google.
360 Share Pro Complaints - Scam and cheating!

360 Share Pro Complaints - Fraud

360Share Is Just A Huge Scam! - CNET Digital music Forums

LimeWire Forums

Rip-off Report: 360 SHARE PRO AKA LINEWIRE.COM360SHAREPRO.COM AKA LINEWIRE.COM, 360 SHARE PRO minimicks downloading companies for a fee/ internet scam/ Internet

360Share Complaint

The only official site for downloading LW (as Remoc has already told you) is
Lime Wire » Official Website & Free Download, BitTorrent «

Basic LW is free.