title: cannot identify string encoding
body: <p>What encoding do I need to use to encode the string <code>document.write('website%40site.com');</code> so that it will look like the string below?</p>
  
  <blockquote>
    <p>%64%6f%63%75%6d%65%6e%74%2e%77%72%69%74%65%28%27%3c%61%20%68%72%65%66%3d%5c%22%6d%61%69%6c%74%6f%3a%63%68%75%6d%61%6b%73%68%6c%69%61%68%40%6d%61%69%6c%2e%72%75%5c%22%3e%63%68%75%6d%61%6b%73%68%6c%69%61%68%40%6d%61%69%6c%2e%72%75%3c%5c%2f%61%3e%27%29%3b</p>
  </blockquote>