Spin.js - Multiple instances

HTML

<script src="http://fgnass.github.com/spin.js/spin.js"></script>
<div id="s1"></div>
<div id="s2"></div>

CSS

#s1, #s2 {
    background: silver;
    width: 100px;
    height: 100px;
    position: relative;
    margin: 10px;
}

JavaScript

new Spinner().spin(s1);
//new Spinner().spin(s2);