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<html>
<head>
<meta charset="utf-8" />
<script src="test-popup-messaging.js"></script>
</head>
<body>
<h1>HELLO</h1>
</body>
</html>
<html>
<head>
<meta charset="utf-8" />
<script src="test-popup-messaging.js"></script>
</head>
<body>
<h1>HELLO</h1>
</body>
</html>