url->link(t('View all groups'), 'group', 'index') ?>
url->link(t('View group members'), 'group', 'users', array('group_id' => $group['id'])) ?>

form->csrf() ?> form->hidden('group_id', $values) ?> form->label(t('User'), 'user_id') ?> form->select('user_id', $users, $values, $errors, array('required'), 'chosen-select') ?>

url->link(t('cancel'), 'group', 'index') ?>