Datepicker Link Issue v1.14.2

datepicker previous month link behaviour

HTML

<script src="https://code.jquery.com/jquery-4.0.0.min.js"></script>
<link rel="stylesheet" href="https://code.jquery.com/ui/1.14.2/themes/smoothness/jquery-ui.css">
<script src="https://code.jquery.com/ui/1.14.2/jquery-ui.min.js"></script>
<div id="calendarDiv"></div>

JavaScript

$(function() {
    $('#calendarDiv').datepicker({
        numberOfMonths: 3,
        maxDate: 0,
        stepMonths: 1,							changeYear: true,
changeMonth: true
    }); 
});