: (NTI($cgi->popup_menu('-name' => "$form->{vc}", '-default' => $form->{"old$form->{vc}"},
'-onChange' => 'document.getElementById(\'update_button\').click();',
'-values' => \@values, '-labels' => \%labels)))) . qq|
+ <input type="button" value="?" onclick="show_vc_details('$form->{vc}')">
</td><input type=hidden name="select$form->{vc}" value="| .
Q($form->{"select$form->{vc}"}) . qq|">|;
# show history button js
$form->{javascript} .= qq|<script type="text/javascript" src="js/show_history.js"></script>|;
#/show history button js
+ $form->{javascript} .= qq|<script type="text/javascript" src="js/show_vc_details.js"></script>|;
+
$form->header;
print qq|