Cloning and copying div's

HTML

<div data-role="collapsible" id="source">
      <h1>Sample Source Div</h1>
     <p>Welcome to India</p>
</div><br/>
<div data-role="collapsible" id="destination">
    <h1>Destination Div</h1>
    <p>Welcome to Australia</p>
</div><br/>
<button onclick="window.location.href = 'https://www.google.com/'">Test</button>