LayoutTests/fast/html/details-close-modify-open.html - WebKit - Git at Google

 <script>
 function go() {
   d.open = false;
   d.innerHTML = "foo";
   d.open = true;
 }
 </script>
 <body onload=go()>
 <details id="d" open="true">
 <div></div>
	<script>
	function go() {
	d.open = false;
	d.innerHTML = "foo";
	d.open = true;
	}
	</script>
	<body onload=go()>
	<details id="d" open="true">
	<div></div>