<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Block element drag and drop: changing draggable attribute</title>
<style type="text/css">
div
	{width:100px;
	height:100px;
	background-color:navy;}
</style>
</head>
<body onload="document.querySelector('div').setAttribute('draggable','false')">
<div draggable="true" ondragstart="document.querySelector('p').firstChild.nodeValue = 'FAIL'"/>
<p>You should not be able to drag blue box.</p>
</body>
</html>