<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Wheelzoom</title>
</head>
<body>
<img class='zoom' src='daisy.jpg' alt='Daisy!' width='555' height='320'/>
<script src="wheelzoom.js"></script>
<script>
wheelzoom(document.querySelector('img.zoom'));
</script>
</body>
</html>