//get the days already selected for the holiday selected
        public function actionGetSelectedDays(){
            $new_date_again = '';
            $holidayId = $_POST['holidayId'];
            $model = new LmsPublicHolidaysDetails();
            $dates = $model->getHolidayDateList($holidayId);
            if($dates != 0){//date exists for the selected holiday type
               $dates = explode(",",$dates);
               foreach($dates as $value):
                    $timestamp = strtotime($value);
                    $new_date = date('m/d/y', $timestamp);
                    $new_dates[] = $new_date;
                endforeach;
                /* for($i=0;$i<count($new_dates);$i++){
                    if($i==0){
                        $new_date_again = "'".$new_dates[$i]."'";
                    }else{
                        $new_date_again .= ",'".$new_dates[$i]."'";
                    }
                } */
                $new_dates = json_encode($new_dates);
                $new_dates = str_replace('\\','',$new_dates);
                print_r($new_dates);
            }else{
                $new_date_again = '';
            }
            //echo $new_date_again;
        }

<script type="text/javascript">
//get days selected already
function getSelectedDates(holidayId){
    if(holidayId != ''){
        $.ajax({
                type: "POST",
                url: "/oneview/application/lmsPublicHolidays/getSelectedDays",
                data: "holidayId="+holidayId
                /* data: { 'holidayId':  holidayId},
                dataType: 'json', */
            }).success(function( msg ) {
                $('#selectedDates').val(msg);
                getDaysCount(holidayId);
            });
    }else{
        $('#selectedDates').val(0);
    }
}

function showCalendar(daysCount){
    var selectedDates = $('#selectedDates').val();
    alert(selectedDates);//alerts ['08/12/2012','08/13/2012','08/14/2012','08/15/2012','08/16/2012']
    if(selectedDates != ''){
        $('#multiDatesCal').multiDatesPicker('addDates', [selectedDates]);//doesnt work :(
        //$('#multiDatesCal').multiDatesPicker({maxPicks: daysCount, altField: '#LmsPublicHolidaysDetails_date', addDates: ['08/12/2012','08/13/2012','08/14/2012','08/15/2012','08/16/2012']});//works
        $('#multiDatesCal').multiDatesPicker({maxPicks: daysCount, altField: '#LmsPublicHolidaysDetails_date'});
    }else{
       $("#LmsPublicHolidaysDetails_date").val("");
       $('#multiDatesCal').multiDatesPicker('resetDates', 'picked');
       $('#multiDatesCal').multiDatesPicker({maxPicks: daysCount, altField: '#LmsPublicHolidaysDetails_date'});
    }
}
</script>