+my $recur_toggle = $cgi->param('recurring') ? 'show' : 'hide';
+$cgi->param('recurring', $cgi->param('recurring') ^ 1 );
+
+$html_posttotal .=
+ '( <A HREF="'. $cgi->self_url.'">'. "$recur_toggle one-time charges</A> )";
+
+$cgi->param('recurring', $cgi->param('recurring') ^ 1 ); #put it back
+