datepicker Max,Min 옵션

onClose : function(selectedDate) {
    if($(this).attr('name')=='startDate'){
      $('input[name=endDate]').datepicker("option","minDate",selectedDate );
    }else if($(this).attr('name') == 'endDate') {
      $('input[name=startDate]').datepicker("option","maxDate", selectedDate);
    }
},