<html>
  <head>
    <title>Identity API Sample App</title>
    <link rel="stylesheet" type="text/css" href="main.css">
    <link rel="stylesheet" type="text/css" href="sample_support/standard.css">
    <script src="identity.js"></script>
    <script src="sample_support/sample_support.js"></script>
  </head>
  <body>
    <div class="header">
      <h1>Identity API</h1>
      <div class="links">
        Learn more:
          <a target="_blank" href="developer.chrome.com/apps/app_identity.html">API docs</a>
          <a id="_open_snippets" href="#">Source</a>
      </div>
      <hr>
    </div>
    <div class="flows">
      <h2>OAuth on Google properties</h2>
      <div class="flow">
        <button id="signin">Sign in</button>
        <button id="getxhr" disabled>Get personal data</button>
        <button id="revoke" disabled>Revoke token</button>
        <div id="user_info"></div>
      </div>
    </div>
   <div class="log">
      <textarea id="__sample_support_logarea" disabled></textarea>
   </div>
  </body>
</html>

<html>
  <head>
    <title>Identity API Sample App</title>
    <link rel="stylesheet" type="text/css" href="main.css">
    <link rel="stylesheet" type="text/css" href="sample_support/standard.css">
    <script src="identity.js"></script>
    <script src="sample_support/sample_support.js"></script>
  </head>
  <body>
    <div class="header">
      <h1>Identity API</h1>
      <div class="links">
        Learn more:
          <a target="_blank" href="http://developer.chrome.com/apps/app_identity.html">API docs</a>
          <a id="_open_snippets" href="#">Source</a>
      </div>
      <hr>
    </div>
    <div class="flows">
      <h2>OAuth on Google properties</h2>
      <div class="flow">
        <button id="signin">Sign in</button>
        <button id="getxhr" disabled>Get personal data</button>
        <button id="revoke" disabled>Revoke token</button>
        <div id="user_info"></div>
      </div>
    </div>
   <div class="log">
      <textarea id="__sample_support_logarea" disabled></textarea>
   </div>
  </body>
</html>

Add http: method for API docs link
Add http: method for API docs link

Without the method the link does not work (with Win7 Chrome).