JQuery Propagate Dates Among DAtePickers

http://stackoverflow.com/q/26914856/1144203

HTML

<link rel="stylesheet" href="http://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.css">
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<link rel="stylesheet" href="http://www.affordablehomecare.org/office-use/datepicker.css">
<link rel="stylesheet" href="http://www.affordablehomecare.org/office-use/datepicker-theme.css">
<script src="https://rawgithub.com/jquery/jquery-ui/1-10-stable/ui/jquery.ui.datepicker.js"></script>
<script src="http://code.jquery.com/mobile/git/jquery.mobile-git.js"></script>
<script src="https://rawgithub.com/arschmitz/jquery-mobile-datepicker-wrapper/master/jquery.mobile.datepicker.js"></script>
<div data-role="page" class="type-interior" data-theme="b">
   <div data-role="content">
     <label for="date1">Date1:</label>
	 <input type="text" name="date1" id="date1"/>
         
	 <label for="date2">Date2:</label>
	 <input type="text" name="date2" id="date2"/>
  </div>
<div>

JavaScript

(function($){
  $("#date2").datepicker();
  /*$("#date1").datepicker({
  defaultDate: '09/09/2017',
      onSelect: function(date){
        $("#date1").datepicker('setDate', defaultDate);
      }  
  });*/
  var date = new Date();
    date.setDate(date.getDate() - 1);

    $("#date1").datepicker({
        dateFormat: "yy-mm-dd",
        defaultDate: date,
        onSelect: function () {
            selectedDate = $.datepicker.formatDate("yy-mm-dd", $(this).datepicker('getDate'));
        }
    });

    $("#date1").datepicker("setDate", date);
})(jQuery);