<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<button class="tablink" onclick="openPage('Home', this, 'red')">Home</button>
<button class="tablink" onclick="openPage('News', this, 'green')" id="defaultOpen">News</button>
<button class="tablink" onclick="openPage('Contact', this, 'blue')">Contact</button>
<button class="tablink" onclick="openPage('About', this, 'orange')">About</button>
<div id="Home" class="tabcontent">
<h3>Home</h3>
<p>Home is where the heart is..</p>
</div>
<div id="News" class="tabcontent">
<h3>News</h3>
<p>Some news this fine day!</p>
</div>
<div id="Contact" class="tabcontent">
<h3>Contact</h3>
<p>Get in touch, or swing by for a cup of coffee.</p>
</div>
<div id="About" class="tabcontent">
<h3>About</h3>
<p>Who we are and what we do.</p>
</div>