>=20 > > What happens is that "NaN" flashes across the universe. > > > > Followed by: >=20 > Game Over - Entropy Wins I was thinking more of "Units mismatch ..." --=20 Scanned by iCritical. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .