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Test Info:
<!DOCTYPE html>
<html class="reftest-wait">
<head>
<!-- Note: CSS 2.1 allows guessing the static position of an absolutely
positioned element whose offsets are 'auto' (initial value), i.e.
the reference of this test is just one of many possible outcomes.
<style type="text/css">
#in-flow-top {
height: 20px;
margin-bottom: 20px;
background-color: green;
}
#abs-pos {
width: 20px; height: 20px;
background-color: blue;
margin-top: 10px;
margin-bottom: 10px;
}
#in-flow-bottom {
height: 20px;
margin-top: 20px;
background-color: lightgreen;
}
</style>
<script type="text/javascript">
function test() {
document.getElementById('abs-pos').style.position = 'absolute';
document.documentElement.removeAttribute('class');
}
document.addEventListener('MozReftestInvalidate', test);
</script>
</head>
<body>
<div id="in-flow-top"></div>
<div id="abs-pos"></div>
<div id="in-flow-bottom"></div>
</body>
</html>