$myself     = 'Octopus';
$version    = '0.5';
$channel    = '#free_tibet';
$format_version = 'III';
$admin_nick = 'kappa';

$channel =~ /^#(.+)$/ and do {
    $output_file    = "charts/chan.$1.net.png";
    $output_url     = "http://my.web.site/octopus/chan.$1.net.png";
}