A JavaScript tooltip library.
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="/path/to/libs/jquery.min.js"></script>
<script type="text/javascript" src="'/path/to/libs/itooltip.min.js"></script>
</head>
<body>
<button data-itooltip="Hello World">iTooltip Example</button>
<script>
$('[data-itooltip]').itooltip();
</script>
</body>
</html>