trigger this in chrome
Uncaught TypeError: Cannot read property 'length' of undefined TweenMax.min.js:16R._updateRoot TweenMax.min.js:16r.dispatchEvent TweenMax.min.js:16
<html>
<head>
<script type="text/javascript" src="http://cdnjs.cloudflare.com/ajax/libs/gsap/1.11.2/TweenMax.min.js"></script>
<script>
Object.prototype.test = function()
{}
</script>
</head>
<body>
</body>
<html>