jQuery: SVG fallback

svg-fallback.css

.my-class {}
.svg .my-class { background:url(../img/graphic.svg); }
.no-svg .my-class { background:url(../img/graphic.png); }

svg-fallback.html

<script src="jquery.js"></script>
<script src="modernizr.js"></script>

<script>
if(!Modernizr.svg) {
	$('img[src*="svg"]').attr('src', function () {
		return $(this).attr('src').replace('.svg', '.png');
	});
}
</script>