<!DOCTYPE HTML> <html> <head> <META HTTP-EQUIV="Set-Cookie" CONTENT="meta=tag"> <script type="text/javascript"> function runTest() { document.cookie = "can=has"; // send a message to our test document, to say we're done loading window.opener.postMessage("f_lf_i msg data img", "http://mochi.test:8888"); } </script> </head> <body onload="window.opener.postMessage('f_lf_i msg data page', 'http://mochi.test:8888');"> <img src="http://example.org/tests/extensions/cookie/test/beltzner.jpg" onload="runTest()" /> </body> </html>