title: Transparent div in IE
body: <p>How can I display a div with an alpha background in IE > 7.</p>
  
  <p>I've got this css code for all browser</p>
  
  <pre><code>background-color: rgba(102, 102, 102, 0.30);
  </code></pre>
  
  <p>but it doesn't work in IE 7,8. Don't test it in ie 9 or 10 actually.</p>
  
  <p>Do someone know how to make it work, It's for put a transparent div over an image</p>