+% }
+%
+%my $hidecustomerrouters = 0;
+%my $hideurl = '';
+%if ($cgi->param('hidecustomerrouters') eq '1') {
+% $hidecustomerrouters = 1;
+% $cgi->param('hidecustomerrouters', 0);
+% $hideurl = '<A HREF="' . $cgi->self_url() . '">Show customer routers</A>';
+%} else {
+% $hidecustomerrouters = 0;
+% $cgi->param('hidecustomerrouters', 1);
+% $hideurl = '<A HREF="' . $cgi->self_url() . '">Hide customer routers</A>';
+%}
+%