<html>
<body>
<p>打开详细信息。</p>
<details ontoggle="myFunction()">
<summary>Copyright 1999-2014.</summary>
<p> - by Refsnes Data. All Rights Reserved.</p>
<p>All content and graphics on this web site are the property of the company Refsnes Data.</p>
</details>
<p><strong>注意:</strong> 目前只有 Chrome, Safari 6+, 和 Opera 15+ 浏览器支持 details 元素和 ontoggle 属性。</p>
<script>
function myFunction() {
alert(" ontoggle 事件触发");
}
</script>
</body>
</html>