<html>
<head>
<script type="text/javascript">
  var maxNumberOfFrames = 100;

  function createIFrames() {
    var str = "<div id=\"status\"></div>";
    for (var i = 0; i < maxNumberOfFrames + 1; i++) {
      str += "<iframe id=\"i" + i + "\" src=\"data:text/html,iframe_" + i + "\"></iframe>";
    }
    document.getElementsByTagName("body")[0].innerHTML = str;

    var results = "";

    var f = document.getElementById("i" + (maxNumberOfFrames - 1));
    if (f && f.contentWindow) {
      results += "Sucessfully created " + maxNumberOfFrames + " frames.<br>";
    } else {
      results += "Failed to create " + maxNumberOfFrames + " frames.<br>";
    }

    var g = document.getElementById("i" + maxNumberOfFrames);
    if (g && g.contentWindow) {
      results += "Failed to block creation of frame number " + (maxNumberOfFrames + 1) + ".";
    } else {
      results += "Successfully blocked creation of frame number " + (maxNumberOfFrames + 1) + ".";
    }

    document.getElementById("status").innerHTML = results;
  }
</script>
</head>
<body onLoad="createIFrames()">
</body>
</html>