Source code
Revision control
Copy as Markdown
Other Tools
<!DOCTYPE html>
<html>
<body>
<script>
window.onload = function() {
try {
top.location = "iframe-that-send-message-to-the-opener.html";
} catch(e) {
top.postMessage("cannot navigate", "*");
}
}
</script>
</body>
</html>