This page may be of interest: "How to boot a steam locomotive" http://www.cs.washington.edu/homes/becker/hostler.html Daniel -- Daniel Bowen, Custard Communications Pty Ltd, Melbourne, Australia ---------- E-mail: dfbowen @ ozemail.net.au ---- dbowen @ custard.net.au --------------- Send a stupid e-card! http://www.toxiccustard.com/cards/