- my $id = id_compress($mid, 1);
- (' 'x19).indent_for($level).th_pfx($level)."<a\nhref=#r$id>($s)</a>\n";
+ my $href = defined($mid) ?
+ ("<a\nhref=#r".id_compress($mid, 1).">($s)</a>\n") :
+ "($s)\n";
+ (' 'x19).indent_for($level).th_pfx($level).$href;
+}
+
+sub _skel_hdr {
+ # my ($mapping, $mid) = @_;
+ ($_[0]->{$_[1] // \'bogus'} // [ "(?)\n" ])->[0];