test</h2>
	<p>This page sends a function over to the Worker via a Blob URI, and
    expects the function to reply back.
    </p>
  <input type='text' id='txtFeedback' value="Haven't heard back yet" readonly> <br>
  <script>
    var txtFeedback = document.getElementById("txtFeedback");
    txtFeedback.value = "Have not heard back from worker";

    function sendCode () {
      function payload () {
        postMessage('Hello, from the blobified code!');
      }

      // Create an immediately-invoked functio