Looks like your trap for the seller hasn't quite worked yet. Check out
http://cgi.ebay.com/ws/eBayISAPI.dll...MEWA:IT&ih=001
and
http://www.bikecult.com/works/archiv...estoneXO1.html.
Evidently, the scammer is now using yui0987 as an ID and
yuiop7980@yahoo.com as an email address, but the MO is the same.
Neal