phptemplate_form($element) {
  $id ='id1,id2,id3,id4,en,nog,een,id';
  if (in_array($element['#id'], explode(',', $id))) {
    $element['attributes']['class'] .= 'JOUWCUSTOMCLASS';
  }
  // Anonymous div to satisfy XHTML compliance.
  $action = $element['#action'] ? 'action="'. check_url($element['#action']) .'" ' : '';
  return '<form '. $action .' accept-charset="UTF-8" method="'. $element['#method'] .'" id="'. $element['#id'] .'"'. drupal_attributes($element['#attributes']) .">\n<div>". $element['#children'] ."\n</div></form>\n";
}