% if ($id)
% {
[root] /\
% my $node_id = $keeper->get_section_by_id( $id );
% my @path = $node_id->trace();
% my ($cur) = splice( @path, -1 );
% my $node_cur = $keeper->get_section_by_id( $cur );
% map {
% my $child = $keeper->get_section_by_id ($_);
% $m->out( '.. /' )
% } @path;
<% $node_cur->name %>:
% } else {
[root]
% }