Copyright © 2000 by Giovanni Chiola <chiola@disi.unige.it>
,
DISI, Università di Genova, via Dodecaneso 35, 16146 Genova, Italy.
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.