Hmmm hate to tell you this, but sounds like you have been scammed. Check out this sticky from another forum here.
http://www.gnutellaforums.com/showth...threadid=28751
The basic version is free and can be downloaded from here. The official LimeWire website.
http://www.limewire.com/english/content/download.shtml
Where did you get your version from?