kapravel/cloudfare Anti-DDOS JS challenge

## cloudfare Anti-DDOS JS challenge
<!DOCTYPE HTML>
<html lang="en-US">
<head>
  <meta charset="UTF-8" />
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1" />
  <meta name="robots" content="noindex, nofollow" />
  <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" />
  <title>Just a moment...</title>
  <style type="text/css">
    html, body {width: 100%; height: 100%; margin: 0; padding: 0;}
    body {background-color: #ffffff; font-family: Helvetica, Arial, sans-serif; font-size: 100%;}
    h1 {font-size: 1.5em; color: #404040; text-align: center;}
    p {font-size: 1em; color: #404040; text-align: center; margin: 10px 0 0 0;}
    #spinner {margin: 0 auto 30px auto; display: block;}
    .attribution {margin-top: 20px;}
  </style>
  <script type="text/javascript">
  //<![CDATA[
  (function(){
    var onReady = function( callback ){
        var addListener = document.addEventListener || document.attachEvent,
            eventName = document.addEventListener ? 'DOMContentLoaded' : 'onreadystatechange';
        addListener.call(document, eventName, function(){ callback(); }, false );
    }

    onReady(function(){
      var content = document.getElementById('cf-content');
      content.style.display = 'block';

      setTimeout(function(){
        var t,r,a,f;
        t = document.createElement('div');
        t.innerHTML="<a href='/'>x</a>";
        t = t.firstChild.href;
        r = t.match(/https?:\/\//)[0];
        t = t.substr(r.length);
        t = t.substr(0,t.length-1);
        a = document.getElementById('jschl-answer');
        f = document.getElementById('challenge-form');
        a.value = 12+14*2;
        a.value = parseInt(a.value, 10) + t.length;
        f.submit();
      }, 5850);
    });
  })();
  //]]>
</script>

</head>
<body>
  <table width="100%" height="100%" cellpadding="20">
    <tr>
      <td align="center" valign="middle">
          <div class="cf-browser-verification cf-im-under-attack">
  <noscript><h1 data-translate="turn_on_js" style="color:#bd2426;">Please turn JavaScript on and reload the page.</h1></noscript>
  <div id="cf-content" style="display:none">
    <img id="spinner" src="/cdn-cgi/images/spinner-2013.gif" />
    <h1><span data-translate="checking_browser">Checking your browser before accessing</span> superuser.com.</h1>
    <p data-translate="process_is_automatic">This process is automatic. Your browser will redirect to your requested content shortly.</p>
    <p data-translate="allow_5_secs">Please allow up to 5 seconds&hellip;</p>
  </div>
  <form id="challenge-form" action="/cdn-cgi/l/chk_jschl" method="get">
    <input type="hidden" name="jschl_vc" value="58f84bec32a99d41c1d14dbcd6c3faaf"/>
    <input type="hidden" id="jschl-answer" name="jschl_answer"/>
  </form>
</div>


          <div class="attribution"><a href="http://www.cloudflare.com/" target="_blank" style="font-size: 12px;">DDoS protection by CloudFlare</a></div>
      </td>
    </tr>
  </table>
</body>
</html>
	<!DOCTYPE HTML>
	<html lang="en-US">
	<head>
	<meta charset="UTF-8" />
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
	<meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1" />
	<meta name="robots" content="noindex, nofollow" />
	<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" />
	<title>Just a moment...</title>
	<style type="text/css">
	html, body {width: 100%; height: 100%; margin: 0; padding: 0;}
	body {background-color: #ffffff; font-family: Helvetica, Arial, sans-serif; font-size: 100%;}
	h1 {font-size: 1.5em; color: #404040; text-align: center;}
	p {font-size: 1em; color: #404040; text-align: center; margin: 10px 0 0 0;}
	#spinner {margin: 0 auto 30px auto; display: block;}
	.attribution {margin-top: 20px;}
	</style>
	<script type="text/javascript">
	//<![CDATA[
	(function(){
	var onReady = function( callback ){
	var addListener = document.addEventListener \|\| document.attachEvent,
	eventName = document.addEventListener ? 'DOMContentLoaded' : 'onreadystatechange';
	addListener.call(document, eventName, function(){ callback(); }, false );
	}

	onReady(function(){
	var content = document.getElementById('cf-content');
	content.style.display = 'block';

	setTimeout(function(){
	var t,r,a,f;
	t = document.createElement('div');
	t.innerHTML="<a href='/'>x</a>";
	t = t.firstChild.href;
	r = t.match(/https?:\/\//)[0];
	t = t.substr(r.length);
	t = t.substr(0,t.length-1);
	a = document.getElementById('jschl-answer');
	f = document.getElementById('challenge-form');
	a.value = 12+14*2;
	a.value = parseInt(a.value, 10) + t.length;
	f.submit();
	}, 5850);
	});
	})();
	//]]>
	</script>

	</head>
	<body>
	<table width="100%" height="100%" cellpadding="20">
	<tr>
	<td align="center" valign="middle">
	<div class="cf-browser-verification cf-im-under-attack">
	<noscript><h1 data-translate="turn_on_js" style="color:#bd2426;">Please turn JavaScript on and reload the page.</h1></noscript>
	<div id="cf-content" style="display:none">
	<img id="spinner" src="/cdn-cgi/images/spinner-2013.gif" />
	<h1><span data-translate="checking_browser">Checking your browser before accessing</span> superuser.com.</h1>
	<p data-translate="process_is_automatic">This process is automatic. Your browser will redirect to your requested content shortly.</p>
	<p data-translate="allow_5_secs">Please allow up to 5 seconds…</p>
	</div>
	<form id="challenge-form" action="/cdn-cgi/l/chk_jschl" method="get">
	<input type="hidden" name="jschl_vc" value="58f84bec32a99d41c1d14dbcd6c3faaf"/>
	<input type="hidden" id="jschl-answer" name="jschl_answer"/>
	</form>
	</div>


	<div class="attribution"><a href="http://www.cloudflare.com/" target="_blank" style="font-size: 12px;">DDoS protection by CloudFlare</a></div>
	</td>
	</tr>
	</table>
	</body>
	</html>