<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Link drag and drop: helper file</title>
</head>
<body>
<p><a href="data:text/plain,1" ondragstart="event.dataTransfer.effectAllowed = 'copy'">Drag me</a></p>
</body>
</html>