<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" class="reftest-wait">
<head>
<script type="text/javascript">
/* <![CDATA[ */
function boom()
{
   var q = document.getElementById("target");
   remove(q);
   document.documentElement.className = "";

}

function remove(n)
{
  n.parentNode.removeChild(n);
}

window.addEventListener("MozReftestInvalidate", boom);
/* ]]> */
</script>
<title> test for pseudo removal</title>
</head>

<body>
 <div style="display:table; border-spacing:10px; background-color:Maroon">
     <math xmlns="http://www.w3.org/1998/Math/MathML" id="target">
        <msup>
          <mfenced>
            <mrow>
              <mi>a</mi>
              <mo>+</mo>
              <mi>b</mi>
            </mrow>
          </mfenced>
          <mn>2</mn>
        </msup>
    </math>
 </div>
</body>
</html>