public function getAmazonChangePaymentLink()
    {
        $oClient = $this->_getContainer()->getClient();
        //Main part of the link related to selected locale in config
        $sLink = $oClient->getAmazonProperty('sAmazonPayChangeLink', true);

        //Send GetOrderReferenceDetails request to Amazon to get OrderLanguage string
        $oData = $oClient->getOrderReferenceDetails($this, array(), true);

        //If we have language string add it to link
        if (!empty($oData->GetOrderReferenceDetailsResult->OrderReferenceDetails->OrderLanguage)) {
            $sAmazonLanguageString = (string)$oData->GetOrderReferenceDetailsResult->OrderReferenceDetails->OrderLanguage;
            $sLink .= str_replace('-', '_', $sAmazonLanguageString);
        }

        return $sLink;
    }