chromium/content/test/data/session_history/post.html

<html>
<head>
<title>post</title>
<script>
// stolen from darin's page cycler
var options = location.search.substring(1).split('&');

function getopt(name) {
  var r = new RegExp("^" + name + "=");
  for (i = 0; i < options.length; ++i) {
    if (options[i].match(r)) {
      return options[i].substring(name.length + 1);
    }
  }
  return null;
}

function checkParams() {
  document.title = "post:" + getopt("text") + "," + getopt("select");
}
checkParams();
</script>
</head>

<body>
Form submission accepted.  Thanks for playing.
</body>
</html>