Lola: On One do a nice conversion kit... http://www.planet-x-warehouse.co.uk/...Convertor.html with a Christmas bonus. You'll probably want an unramped chainring from someone like Chainreaction too. Just make sure you get the right bolt pattern for your chainset.

Fishbulb: Small world! I've known Jon for ages. Sound fella. Are you on the other place too?