<!DOCTYPE html>
<html>
<body>
<p>Makes sure background-images with relative URLs are properly loaded when moved to a new document.</p>
<script>
const htmlDocument = document.implementation.createHTMLDocument('template');
htmlDocument.documentElement.innerHTML = '<div style="background-image: url(resources/green-256x256.jpg); width: 256px; height: 256px;"></div>';
const data = htmlDocument.body.children;
for (var i = 0; i < data.length; i++)
    document.body.appendChild(data[i]);
</script>
</body>
</html>