admin.js

admin.js

function updateMapMarkerOnShowAddressChange() {
  // added the if statement below
  if($("setting_rentals_details_map_marker_box")) {
    var boxRadioButton = $("setting_rentals_details_map_marker_box");
    var initialMapMarkerBox = boxRadioButton.checked;
  }
  var rentAddressCheckbox = $('setting_show_rental_address');
  var pinRadioButton = $("setting_rentals_details_map_marker_pin");
  
  // added the if statement below
  if(typeof rentAddressCheckbox !== "undefined" && typeof pinRadioButton !== "undefined" && typeof boxRadioButton !== "undefined") {    
    if(rentAddressCheckbox.checked && !boxRadioButton.disabled){
      boxRadioButton.disabled = true;
      boxRadioButton.checked = false;
      pinRadioButton.checked = true;
    }

    rentAddressCheckbox.observe('click', function() {
      if(rentAddressCheckbox.checked) {
        boxRadioButton.disabled = true;
        boxRadioButton.checked = false;
        pinRadioButton.checked = true;
      }
      else if(!rentAddressCheckbox.checked) {
        boxRadioButton.disabled = false;
        if(initialMapMarkerBox) { 
          boxRadioButton.checked = true;
          pinRadioButton.checked = false;
        }
      }
    });
  }  
}