Spinner Widget
This is a Spinner made with CSS3 Animations and JS. It does not use any Images and is wrapped up in a YUI3 widget. At this time it doesn't support browsers that cannot do CSS3 animations. I will add this in a future version
Demo
How To
<div id="spinner"></div>
<script>
YUI().use('spinner', function (Y) {
var spinner = new Y.Spinner({srcNode: "#spinner"});
spinner.render();
});
</script>