MyHtml.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<script type="text/javascript" src="prototype.js"></script>
<script type="text/javascript" src="rico.js"></script>
<script type='text/javascript'>
function accordion(){
var outer = $('myAccordion');
outer.style.width = '320px';
new Rico.Accordion(
outer,
{panelHeight:400,
expandedBg:'#909090',
collapsedBg:'#404040'
}
);
}
window.onload = accordion
</script>
</head>
<body>
<div id='myAccordion'>
<div>
<div>first title</div>
<div>first!!!!!</div>
</div>
<div>
<div>second title</div>
<div>second!!!!!</div>
</div>
</div>
</body>
</html>