<!DOCTYPE html>
<html>
<head>
<title>Try v1.2 Bootstrap Online</title>
<link href=/bootstrap/css/bootstrap.min.css rel=stylesheet>
<script src=/scripts/jquery.min.js></script>
<script src=/bootstrap/js/bootstrap.min.js></script>
</head>
<body>
<div class = panel-group id = accordion>
<div class = panel panel-info>
<div class = panel-heading>
<h4 class = panel-title>
<a data-toggle = collapse data-parent = #accordion href = #collapseexample>
Click me to expand. Click me again to collapse. Section --shown event
</a>
</h4>
</div>
<div id = collapseexample class = panel-collapse collapse>
<div class = panel-body>
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sapiente ea proident. Ad vegan excepteur butcher vice lomo.
</div>
</div>
</div>
</div>
<script type = text/javascript>
$(function () {
$('#collapseexample').on('show.bs.collapse', function () {
alert('Hey, this alert shows up when you expand it');
})
});
</script>
</body>
</html>
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