de: google.maps.TravelMode[mode],
            unitSystem: google.maps.UnitSystem.IMPERIAL,
          }, function(response, status) {
            if (status !== google.maps.DistanceMatrixStatus.OK) {
              window.alert('Error was: ' + status);
            } else {
              displayMarkersWithinTime(response);
            }
          });
        }
      }

      // This function will go through each of the results, and,
      // if the distance is LESS than the value in the picker, show it on the 