In message 20 Jun ivan marchesini <marchesini at unipg.it> wrote: > I Terry... > take a look to efoto project > http://www.efoto.eng.uerj.br/efoto Yes, I have had a good look at that, but at the moment, due to a lack of any English docs, it is quite difficult to see how it is meant to be used. Thanks for your help. Cheers, -- Regards, Terry Duell