I found this on ebay, do these things actually work or are they a waste of money?
have a look!
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=7104117092&ssPageName=STRK:MEWA:IT
have a look!
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=7104117092&ssPageName=STRK:MEWA:IT