use CGI;
my $cgi = CGI->new();
$cgi->param( 'mode', 'orig' );
print $cgi->hidden( 'mode', 'second arg' ), "\n";
print $cgi->hidden( -name => 'mode',
-default => 'default', ), "\n";
print $cgi->hidden( -name => 'mode',
-default => 'forced',
-override => 1 ), "\n";
__END__