Bootstrap Popover with HTML

HTML

<script src="//netdna.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.10.3/moment.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-datetimepicker/4.7.14/css/bootstrap-datetimepicker.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-datetimepicker/4.7.14/js/bootstrap-datetimepicker.min.js"></script>
<div class="col-sm-4">
    <button tabindex="0" class="btn btn-primary" role="button" data-toggle="popover" data-trigger="click" data-placement="bottom" data-container="body" data-html="true" id="PopS" data-content='<div id="popover-content">
<form role="form" method="post">
    <div class="form-group">
        <label>Start time?</label>
        <div class="input-group date" id="datetimepicker1">
            <input type="text" class="form-control" placeholder="Start Date time of event" /> <span class="input-group-addon">
                <span class="glyphicon glyphicon-calendar"></span>
</span>
        </div>
    </div>
    <div class="form-group">
        <label>End time?</label>
        <div class="input-group date" id="datetimepicker2">
            <input type="text" class="form-control" placeholder="End Date time" /> <span class="input-group-addon">
                <span class="glyphicon glyphicon-calendar"></span>
</span>
        </div>
    </div>
    <div class="form-group">
        <button class="btn btn-primary btn-block">Search between dates</button>
    </div>
</form>
</div>'>Date</button>
</div>

JavaScript

$(document).ready(function () {
	    var showPopover = $.fn.popover.Constructor.prototype.show;
	    $.fn.popover.Constructor.prototype.show = function () {
	        showPopover.call(this);
	        if (this.options.showCallback) {
	            this.options.showCallback.call(this);
	        }
	    }
	    

	    $("#PopS").popover({
	        html: true,
	        showCallback: function () {
	            $('#datetimepicker1').datetimepicker();
	            $('#datetimepicker2').datetimepicker();
	        }
	    });
	});