/**
  * Returns whether to show tax and duty hint in checkout or not.
  * 
  * @return bool
  * 
  * @author Sebastian Diel <*****@*****.**>
  * @since 25.04.2014
  */
 public static function ShowTaxAndDutyHint()
 {
     if (is_null(self::$showTaxAndDutyHint)) {
         self::$showTaxAndDutyHint = self::getConfig()->ShowTaxAndDutyHint;
     }
     return self::$showTaxAndDutyHint;
 }