Just made some substantial changes to make it more flexible, but I'm not posting it anymore. If you want it, it's at ftp://calum.csclub.uwaterloo.ca/pub/u/rlpowell/ll -Robin -- http://www.csclub.uwaterloo.ca/~rlpowell/ BTW, I'm male, honest. As a member of the Hans Solo School of Action Before Thought, Welcome, You've Got Male.