Copyright: Copyright 2002, Willem Robert van Hage, All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of either: a) the GNU General Public License as published by the Free Software Foundation; either version 1, or (at your option) any later version, or b) the "Artistic License" which comes with Perl. The complete text of the GNU General Public License can be found on the Quest website at http://quest.sourceforge.net/copyright/GPL The Artistic Licence can be found at http://quest.sourceforge.net/copyright/Artistic