jQuery DatePicker and you have one calendar and you want to set the date on the next calendar:
<!-- datepicker load second date--> <script type="text/javascript"> $().ready(function () { $('.calendar').datepicker({ numberOfMonths: 2, showButtonPanel: true, showOn: 'both' }); //get date1 and set date2. date2 is 1d after date1 $('#date1').change(function () { var nextDayDate = $('#date1').datepicker('getDate', '+1d'); nextDayDate.setDate(nextDayDate.getDate() + 1); $('#date2').datepicker('setDate', nextDayDate); }); });