nielsdoorn

// Paul Irish animation loop polyfill
// https://gist.github.com/paulirish/1579671

(function() {
		var lastTime = 0;
		var vendors = ['ms', 'moz', 'webkit', 'o'];
		for(var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) {
				window.requestAnimationFrame = window[vendors[x]+'RequestAnimationFrame'];
				window.cancelAnimationFrame = window[vendors[x]+'CancelAnimationFrame'] 
																	 || window[vendors[x]+'CancelRequestAnimationFrame'];