/**
* method for creating a confirm form
* @param string $legend text of the legend
* @param string $submit text of the submit
* @return string $form the confirm form.
*/
public static function confirmForm($legend, $submit_value = null, $submit_name = 'submit')
{
$html = new html();
$html->setAutoEncode(true);
$html->formStart('custom_delete_form');
$html->legend($legend);
if (!$submit_value) {
$submit_value = lang::translate('Submit');
}
$html->submit($submit_name, $submit_value);
$html->formEnd();
return $html->getStr();
}