I've build a Java caverot applet. It doesn't do anything fancy, which makes for a small download. Have a peek at http://www.su.ic.ac.uk/caving/caverot/applet.php3 ----------- Clewin griffith ____________________________________________________________ Do You Yahoo!? Get your free @yahoo.co.uk address at http://mail.yahoo.co.uk or your free @yahoo.ie address at http://mail.yahoo.ie