@import url("chrome://calendar/skin/datetimepickers/timepicker.css");

timepicker {
  -moz-binding: url("chrome://calendar/content/datetimepickers/timepicker.xbl#timepicker");
}
timepicker-grids {
  -moz-binding: url("chrome://calendar/content/datetimepickers/timepicker.xbl#timepicker-grids");
}

