700090-1.html - mozsearch

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<!DOCTYPE html>

<html>

<head>

<script>

function boom()

  var mo = document.createElementNS("http://www.w3.org/1998/Math/MathML", "mo");

  var t1 = document.createTextNode("123456 ");

  mo.appendChild(t1);

  document.body.appendChild(mo);

  var t2 = document.createTextNode("x");

  document.body.appendChild(t2);

  var r1 = document.createRange();

  r1.setEnd(t1, 7);

  var r3 = document.createRange();

  r3.setStart(t1, 7);

  document.documentElement.offsetHeight;

  var r2 = document.createRange();

  r2.setStart(t1, 0);

  r2.setEnd(t2, 0);

  r2.deleteContents();

</script>

</head>

<body onload="boom();"></body>

</html>