public function getLocationString($countryID, $stateID, $cityID, $regionID)
 {
     $returnValue = '';
     if ($countryID != 0) {
         if ($stateID != 0) {
             if ($cityID != 0) {
                 if ($regionID != 0) {
                     $returnValue = LocationUtilities::getRegionName($regionID) . ", ";
                 }
                 $returnValue = $returnValue . LocationUtilities::getCityName($countryID, $stateID, $cityID) . ", ";
             }
             $returnValue = $returnValue . LocationUtilities::getStateName($countryID, $stateID) . ", ";
         }
         $returnValue = $returnValue . LocationUtilities::getCountryName($countryID);
     }
     if (strlen($returnValue) == 0) {
         $returnValue = 'Location Not Specified';
     }
     return $returnValue;
 }