Curls
Journeyman Pro
DM me if you want an NDA, will send you our company standard template. May not be 100% correct for what you want, but a decent starting point and saves you paying out for a lawyer. (To Quote Shawshank, Bunch of ball washing bar stewards)
Ha ha, they don't get a good press do they? Surely there are some good ones?

I assume its much like this one ruff-driver linked? https://www.gov.uk/government/publications/non-disclosure-agreements
Let me have a think about it over the weekend, I'll send you a PM next week if I'm going to go further with it. Thanks for the kind offer, much appreciated (and if I do get rich quick I won't forget you!)