title: How to make document.querySelector work in IE6
body: <p>I work on a website and I got a javascript function that doesn't work in Internet Explorer 6. 
  I know</p>
  
  <pre><code>document.querySelector(selector)
  </code></pre>
  
  <p>only work <a href="http://www.w3schools.com/jsref/met_document_queryselector.asp" rel="noreferrer">in Internet Explorer 8+</a></p>
  
  <p>What could I do to make it work in IE6?</p>
  
  <p>(I don't try to make it work for the fun of it ;) )</p>