I want something like the roles list checkbox in the user form, only with languages

  1. function trans_languages_form(&$form) {
  2.    $sql = "SELECT language, name, native FROM {languages} order by name";
  3.    $result=  db_query($sql);
  4.    $form['trans_languages'] = array(
  5.         '#type' => 'fieldset',
  6.         '#title' => t('Languages to translate'),
  7.         '#weight' => 5,
  8.         '#collapsible' => TRUE,
  9.         '#collapsed' => FALSE,
  10.    );
  11.   while($languages= db_fetch_array($result)) {
  12.     $form['trans_languages']['tr_'.$languages['language']] = array(
  13.         '#type' => 'checkbox',
  14.         '#title' => $languages['native'],
  15.        );
  16.   }
  17.   return $form;
  18. }