<script>
	onerror = function(){
		return true;
	}
</script>

<div style="border:1px solid red;padding:10px;text-align:center;background-color:lightgrey;color:red;font-weight:bold;margin:10px 0px 20px 0px;">This sample works with Professional Edition of the library. Thus it possibly doesn't work in current environment</div>