Bootstrap Button Dropdown Input Controls

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.js"></script>
<link rel="stylesheet" href="https://drvic10k.github.io/bootstrap-sortable/Contents/bootstrap-sortable.css">
<script src="https://drvic10k.github.io/bootstrap-sortable/Scripts/bootstrap-sortable.js"></script>
<div class="col-md-12">
	<div class="panel panel-primary">
		<div class="panel-heading"></div>
		<div class="panel-body">
		<div class="table-responsive">
			<table id="MyTable" class="table table-striped table-condensed table-hover sortable">
				<thead>
					<tr>
						<th>GROUP</th>
						<th>1</th>
						<th>2</th>
						<th>3</th>
					</tr>
				</thead>
				<tbody>
					<tr>
						<td>
							<div class="btn-group">
								<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown">
									<span data-bind="label">Select AA</span>&nbsp;<span class="caret"></span>
								</button>
								<ul class="dropdown-menu" role="menu">
									<li><a href="#">Item 1</a></li>
									<li><a href="#">Another item</a></li>
								</ul>
							</div>
						</td>
						<td>AA</td>
						<td>AA</td>
						<td>AA</td>
					</tr>
					<tr>
						<td>
							<div class="btn-group">
								<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown">
									<span data-bind="label">Select BB</span>&nbsp;<span class="caret"></span>
								</button>
								<ul class="dropdown-menu" role="menu">
									<li><a href="#">Item 1</a></li>
									<li><a href="#">Another item</a></li>
								</ul>
							</div>
						</td>
						<td>BB</td>
						<td>BB</td>
						<td>BB</td>
					</tr>
					<tr>
						<td>
							<div class="btn-group">
								<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown">
									<span data-bind="label">Select CC</span>&nbsp;<span...

JavaScript

$('.table-responsive').on('show.bs.dropdown', function () {
     $('.table-responsive').css( "overflow", "inherit" );
});

$('.table-responsive').on('hide.bs.dropdown', function () {
     $('.table-responsive').css( "overflow", "auto" );
})