I found this one for parts:

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=200255266574

Look at the price! 8-o I bought the one that I broke for £5 off eBay - that works out as $7.12!

I might have found a couple of places to get one from - just waiting for a price on one of them. Hopefully I can get this thing back up and running!