.length; ++i) {
        allPickers[i].setShowWeekdayNames(enabled);
      }
    }

    function allAllowNone(enabled) {
      for (var i = 0; i < allPickers.length; ++i) {
        allPickers[i].setAllowNone(enabled);
      }
    }

    function allShowToday(enabled) {
      for (var i = 0; i < allPickers.length; ++i) {
        allPickers[i].setShowToday(enabled);
      }
    }

    function allUseNarrowWeekdayNames(enabled) {
      for (var i = 0; i < allPickers.length; ++i) {
        allPickers[i].setUseNa