<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script>

function boom()
{
  var div = document.getElementById("div");
  div.textContent = String.fromCharCode(0xDCBF);
}

</script>
</head>

<body onload="boom();">

<div id="div"></div>

</body>
</html>