>
  </p>

  <p>
  <input type="text" id="token_input" />
  <button onclick="setToken()">Set Token</button>
  <button onclick="replaceToken()">Replace Current Token</button>
  </p>

  <table><tr><td>
  <h3>The current history state:</h3>
  <div id="token_output"></div>
  </td></tr></table>

  <p>The state should be correctly restored after you
  <a href="http://www.google.com/">leave the page</a> and hit the back button.</p>

  <p>The history object can also be created so that the history state is not
  user