michael@0: /**
michael@0:  * Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/publicdomain/zero/1.0/
michael@0:  */
michael@0: 
michael@0: onmessage = function(event) {
michael@0:   throw "No messages should reach me!";
michael@0: }
michael@0: 
michael@0: var xhr = new XMLHttpRequest();
michael@0: xhr.open("GET", "testXHR.txt", false);
michael@0: xhr.addEventListener("loadstart", function ()
michael@0: {
michael@0:   // Tell the parent to terminate us.
michael@0:   postMessage("TERMINATE");
michael@0:   // And wait for it to do so.
michael@0:   while(1) { true; }
michael@0: });
michael@0: xhr.send(null);