jquery datepicker 한글화

<link rel="stylesheet" href="http://code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<script src="http://code.jquery.com/ui/1.12.1/jquery-ui.min.js"></script>
<script>
jQuery(function($) {
  $.datepicker.regional['ko'] = {
    closeText : '닫기',
    prevText : '이전달',
    nextText : '다음달',
    currentText : '오늘',
    monthNames : ['1월', '2월', '3월', '4월', '5월', '6월', '7월', '8월', '9월', '10월', '11월', '12월'],
    monthNamesShort : ['1월', '2월', '3월', '4월', '5월', '6월', '7월', '8월', '9월', '10월', '11월', '12월'],
    dayNames : ['일', '월', '화', '수', '목', '금', '토'],
    dayNamesShort : ['일', '월', '화', '수', '목', '금', '토'],
    dayNamesMin : ['일', '월', '화', '수', '목', '금', '토'],
    weekHeader : 'Wk',
    dateFormat : 'yy-mm-dd (DD)',
    firstDay : 0,
    isRTL : false,
    showMonthAfterYear : true,
    yearSuffix : '년'
  };

  $.datepicker.setDefaults($.datepicker.regional['ko']);
});

$(document).ready(function(){
  $(".datepicker").datepicker();
});
</script>