public function to_datetime_select_tag($options = array()) { $DateHelper = new AkDateHelper(); $object_name = empty($this->_object_name) ? $this->object_name : $this->_object_name; if (isset($this->object)) { $DateHelper->_object[$object_name] = $this->object; } return $DateHelper->datetime_select($object_name, $this->_column_name, $options); }