Could someone explain to me how Zreduce inputs real #'s? The source only confused me. thanx Robby Gutmann gutmann@planet-connect.com ICQ UIN: 724927 Agonostis on IRC "Let's just say that if complete and utter chaos was lightning, he'd be the sort to stand on a hilltop in a thunderstorm wearing wet copper armour and shouting 'All gods are bastards'." -- Rincewind discussing Twoflower (Terry Pratchett, The Colour of Magic)