protected function _canProcessRule($rule, $address)
 {
     if (!Mage::registry('aitFrontSalesRuleValidator')) {
         Mage::register('aitFrontSalesRuleValidator', $this);
     }
     return parent::_canProcessRule($rule, $address) && !(!self::_isUseCustomActions() && in_array($rule->getSimpleAction(), array('by_percent_surcharge', 'by_fixed_surcharge', 'cart_fixed_surcharge')));
 }