<html>
<head>
<script>
function setCookie() {
document.cookie = 'foo=baz';
// If there is a cookie prompt showing, then reading from document.cookie
// should block until the dialog is closed.
if (document.cookie.indexOf('foo') == -1) {
document.title = 'cookie blocked';
} else {
document.title = 'cookie allowed';
}
}
</script>
</head>
<body onload="setCookie();">
</body>
</html>