var interval = 6000;
var imageDir = "http://www.mikedwyerdesign.com/new_work/";
        
var imageNum = 0;
imageArray = new Array();
imageArray[imageNum++] = new imageItem(imageDir + "01.png");
imageArray[imageNum++] = new imageItem(imageDir + "02.png");
imageArray[imageNum++] = new imageItem(imageDir + "03.png");

var totalImages = imageArray.length;


var slide = document.getElementById('slideImg');

function imageItem(image_location) {
		this.image_item = new Image();
		this.image_item.src = image_location;
}

function get_ImageItemLocation(imageObj) {
		return(imageObj.image_item.src)
}

function getNextImage() {
	imageNum = (imageNum+1) % totalImages;
	var new_image = get_ImageItemLocation(imageArray[imageNum]);
    	return(new_image);
}

function switchImage(place) {
    var new_image = getNextImage();
    document.getElementById(place).src = new_image;
    var recur_call = "switchImage('"+place+"')";
    timerID = setTimeout(recur_call, interval);
}

function init() {
  // quit if this function has already been called
  if (arguments.callee.done) return;

  // flag this function so we don't do the same thing twice
  arguments.callee.done = true;

  // kill the timer
  if (_timer) clearInterval(_timer);

                document.getElementById('slideImg').setAttribute('name', 'slideImg');
                switchImage('slideImg');
};

/* for Mozilla/Opera9 */
if (document.addEventListener) {
  document.addEventListener("DOMContentLoaded", init, false);
}

/* for Internet Explorer */
/*@cc_on @*/
/*@if (@_win32)
  document.write("<script id=__ie_onload defer src=javascript:void(0)><\/script>");
  var script = document.getElementById("__ie_onload");
  script.onreadystatechange = function() {
    if (this.readyState == "complete") {
      init(); // call the onload handler
    }
  };
/*@end @*/

/* for Safari */
if (/WebKit/i.test(navigator.userAgent)) { // sniff
  var _timer = setInterval(function() {
    if (/loaded|complete/.test(document.readyState)) {
      init(); // call the onload handler
    }
  }, 10);
}

/* for other browsers */
window.onload = init;