I've just ordered one. Looks really good! Very inexpensive too.
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=320521886682#ht_4820wt_939
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=320521886682#ht_4820wt_939