window.doBack = 0;
			var sitesToLoad = [
					   "about:blank",
					   "1.html",
					   "about:blank",
					   "1.html",
					   "about:blank",
					   "1.html",
					   "about:blank",
					   "1.html",
					   "about:blank",
					   "1.html",
					   "about:blank",
					   "1.html",
					   "about:blank",
					   "1.html",
					   "about:blank",
					   "1.html",
					   "about:blank",
					   "1.html",
					   "next.html",
					   "about:blank"
					];
			var currentIndex = 0;
			var finished = false;
var next = window.onload;
window.onload = initialize;


			function initialize() {
				//window.testFrame = document.getElementById("testFrame");
				var testFrame = document.createElement("iframe");
				testFrame.height=0;
				testFrame.width=0;
				testFrame.frameBorder=0;
				testFrame.id = "testFrame";
				document.body.appendChild(testFrame);

				window.testFrame = testFrame;

				loadSite();
				return true;				
			}

			function loadSite() {
				// see if we are finished
				if (finished == true)
					{	return;	}
				if (currentIndex == (sitesToLoad.length)) {
					finished = true;
					next();
					return;
				}

				// get the next site to load
				var currentURL = sitesToLoad[currentIndex];
				currentIndex++;

				// set up onload listeners differently for IE
				// and other browsers
				if (window.testFrame.readyState) { // IE
					complete = false;
					window.testFrame.onreadystatechange = function() {
						if (window.testFrame.readyState == "complete") {
							window.testFrame.onreadystatechange = null;
							loadSite();
						}
					}
				}
				else {
					window.testFrame.onload = loadSite;
				}

				// load the site
				window.testFrame.src = currentURL;
			}