function buildQuickForm() { $contributionIds = implode(',', $this->_contributionIds); $this->setContactIDs(); $this->add('text', 'contactId', ts('CiviCRM ID', array('domain' => 'de.systopia.donrec')), null, $required = true); $this->add('hidden', 'contributionIds', $contributionIds); // call the (overwritten) Form's method, so the continue button is on the right... CRM_Core_Form::addDefaultButtons(ts('Rebook', array('domain' => 'de.systopia.donrec'))); parent::buildQuickForm(); }