WorkTogether - 10:19 am on Jul 1, 2011 (gmt 0)

or is it not worth getting a programmer from one of the freelance sites to program it for you. Given the cost of a few hundred dollars (I expect) I would have thought it has a short payback time. May be worth getting a quote? Sure it could be programmed to work by size, weight, price or by whatever rules you wanted.