Kendo Grid and Chart

HTML

<link rel="stylesheet" href="http://cdn.kendostatic.com/2012.3.1315/styles/kendo.common.min.css">
<script src="http://cdn.kendostatic.com/2012.3.1315/js/kendo.all.min.js"></script>
<link rel="stylesheet" href="http://cdn.kendostatic.com/2012.3.1315/styles/kendo.default.min.css">
  <div class="k-content">>
      <label  for="startdatetimepicker">From: <input id="startdatetimepicker"  /></label><br/>
       <label  for="enddatetimepicker">To: <input id="enddatetimepicker"  /></label><br/>
</div>
      <div id="grid"></div>

CSS

* {
    font-size: 10pt;
}

JavaScript

function startChange() {
                        var startDate = startdatetimepicker.value(),
                        endDate = enddatetimepicker.value();

                        if (startDate) {
                            startDate = new Date(startDate);
                            startDate.setDate(startDate.getDate());
                            enddatetimepicker.min(startDate);
                        } else if (endDate) {
    startdatetimepicker.max(new Date(endDate));
                        } else {
                            endDate = new Date();
                            startdatetimepicker.max(endDate);
                            enddatetimepicker.min(endDate);
                        }
                    }

                    function endChange() {
                        var endDate = enddatetimepicker.value(),
                        startDate = startdatetimepicker.value();

                        if (endDate) {
                            endDate = new Date(endDate);
                            endDate.setDate(endDate.getDate());
                            startdatetimepicker.max(endDate);
                        } else if (startDate) {
   enddatetimepicker.min(new Date(startDate));
                        } else {
                            endDate = new Date();
                            startdatetimepicker.max(endDate);
                            enddatetimepicker.min(endDate);
                        }
                    }

 
$("#startdatetimepicker").kendoDateTimePicker({
    
                        change: startChange,
   showSecond: true,
   dateFormat: "dd-mm-yy", 
   timeFormat: "HH:mm:ss",
format    : "dd-MM-yy HH:mm:ss"}).data("kendoDateTimePicker");

    
$("#enddatetimepicker").kendoDateTimePicker({
    
                        change: endChange,
 showSecond: true,
 dateFormat: "dd-mm-yy", 
 timeFormat: "HH:mm:ss",
format    : "dd-MM-yy HH:mm:ss"}).data("kendoDateTimePicker");


 var result=$("#grid").kendoGrid({
   ...