Bootstrap - Radio Button as Tab Panel Controller

HTML

<script src="http://netdna.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="http://netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<div class="container">
	<div class="row">
		<div class="span12">
			<p class="lead">Bare minimum radio button tabs example:</p>

			<div id="tab" class="btn-group" data-toggle="buttons">
				<a href="#prices" class="btn btn-default active" data-toggle="tab">
                    <input type="radio" />Prices</a>
				<a href="#features"  data-toggle="tab">
                    <input type="radio" />Features</a>
				<a href="#requests" class="btn btn-default" data-toggle="tab">
                    <input type="radio" />Requests</a>
				<a href="#contact" class="btn btn-default" data-toggle="tab">
                    <input type="radio" />Contact</a>
			</div>

			<div class="tab-content">
				<div class="tab-pane active" id="prices">Prices content</div>
				<div class="tab-pane" id="features">Features Content</div>
				<div class="tab-pane" id="requests">Requests Content</div>
				<div class="tab-pane" id="contact">Contact Content</div>
			</div>
		</div>
	</div>
</div>