3 <head><title>Post message subframe tests</title>
5 function postToOpenerFrame(msg, origin) {
6 window.opener.frames[0][1].postMessage(msg, origin);
10 window.addEventListener("message", messageReceived, false);
12 function messageReceived(event) {
13 // Change the title to generate a notification.
14 document.title = event.data;
19 <iframe id="frame1" src="frame_tree/1-1.html"></iframe>