/**
  * Getter for "Conditions Combination" select option for recursive combines
  */
 protected function _getRecursiveChildSelectOption()
 {
     if (method_exists('Mage_Rule_Model_Condition_Combine', '_getRecursiveChildSelectOption')) {
         return parent::_getRecursiveChildSelectOption();
     }
     return array('value' => $this->getType(), 'label' => Mage::helper('rule')->__('Conditions Combination'));
 }