A quick note of thanks to all the list members who have replied both on and off list. I'll be doing some testing on several of the options and will let you know what solution was adopted and why. Tim -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads