+<%perl>
+my $arg= $m->dhandler_arg;
+if ($arg =~ m,^/?$,) {
+ $m->redirect('lookup');
+} else {
+ $r->header_out('Status','404 Not found');
+</%perl>
+<html><head><title>Page not found - YARRG</title></head><body>
+<h1>404 YARRG component not found</h1>
+<% $arg |h %>
+<%perl>
+}
+</%perl>