protected function _mergeDecoratorOptions(Zend_Form_Element $element, array $inheritance) {
        foreach ($inheritance as $mergedDecorator) {
            $name = is_array($mergedDecorator) ? $mergedDecorator[0] : $mergedDecorator;
            $options = is_array($mergedDecorator) ? $mergedDecorator[1] : [];
            $existingDecorator = $element->getDecorator($name);
            if (!$existingDecorator) {
                continue;
            }
            foreach ($options as $key => $value) {
                $existingDecorator->setOption($key, $value);
            }
        }
    }