LayoutTests/http/tests/security/cookies/resources/innocent-victim-with-cookies.html - WebKit - Git at Google

 <html>
 <body>
 <script>
 k = Math.floor(Math.random() * 1000000);
 document.cookie = "secretcookie=" + k + ";path=/";
 parent.postMessage(k, "*");
 </script>
 </body>
 </html>
	<html>
	<body>
	<script>
	k = Math.floor(Math.random() * 1000000);
	document.cookie = "secretcookie=" + k + ";path=/";
	parent.postMessage(k, "*");
	</script>
	</body>
	</html>