our %xmlopt = (
	keep_spaces => 1, comments => "drop", 
);
binmode STDOUT, ":encoding(iso-8859-2)";

if (1) {
	my $n;
	my $tw;
	my $la_handler = sub {
		my($tw1, $la) = @_;
		if ($n++ < 2) {
			print "In the handler for la elements. So far, the document tree contains this: (((\n" . 
				$tw->sprint . 
				"\n)))\n";
		}
		1;
	};
	$tw = XML::Twig->new(
		twig_handlers => {"la" => $la_handler},
		%xmlopt,
	);
	$tw->parse($doc);
}