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Test Info:

<head>
<style type="text/css">
body:first-letter { float: right; }
</style>
<script type="text/javascript">
function boom()
{
document.body.firstChild.remove();
document.body.appendChild(document.createTextNode('x'));
}
</script>
</head>
<body onload="boom();">&#xFEB7;
</body>
</html>