-----045-Document-open.html-----
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<title>标题</title>
</head>
<body>
<script type="text/javascript">
function newDoc()
{
doc = document.open();
doc.write("<h2>新打开文档流</h2>")
doc.close();
}
</script>
<button onclick="newDoc()">Open</button>
</body>
</html>
