Let's be nicer and use a 256x256 display ("poor" TV quality) with 8 bits of color (256 values.) That's "only" 256^65536 possible combinations. There are about 10^79 electrons, atoms, and neutrons in the universe. BillW -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads