<!DOCTYPE html>
<html class="reftest-wait">
<head>
<title>
Testcase with only one of [html,body] being scrollable,
with their "overflow" styles being dynamically swapped.
</title>
<style>
html {
overflow: scroll;
}
</style>
<script>
function doTest() {
document.documentElement.style.overflow = "visible";
document.body.style.overflow = "scroll";
document.documentElement.removeAttribute("class");
}
window.addEventListener("MozReftestInvalidate", doTest);
</script>
</head>
<body>
</body>
</html>