title: IE 11 browser back button Detect
body: <p>How do I detect the browsers back button is clicked in IE 11 browser. 
  In IE &lt;10 browsers we can achieve this functionality using the following:</p>
  
  <p><code>(window.event.clientX &lt; 40 &amp;&amp; window.event.clientY &lt; 0)</code>. </p>
  
  <p>Please share your thoughts.</p>