<!DOCTYPE html>
<html>
<body>
<details id="myDetails">
<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>Click the buttons to toggle between opening and closing the additional details. <b>Note:</b> This can also be achieved by clicking on the carat sign on the left side of the Copyright text.</p>
<button onclick="openDetails()">Open details</button>
<button onclick="closeDetails()">Close details</button>
<p><b>Note:</b> The details element is currently only supported in Chrome, Safari 6+ and Opera 15+.</p>
<script>
function openDetails() {
document.getElementById("myDetails").open = true;
}
function closeDetails() {
document.getElementById("myDetails").open = false;
}
</script>
</body>
</html>