var interval = 5000;
	var random_display = 0;
	var imageDir = "C:/RTPS TEST Web Site SlideShow";
	
	var imageNum = 0;
	imageArray = new Array();
	
	imageArray[imageNum++] = new imageItem("Night Carnival.jpg");
	imageArray[imageNum++] = new imageItem("Blue-Tailed Damselfly.jpg");
	imageArray[imageNum++] = new imageItem("Dawn Mist NZ.jpg");
	imageArray[imageNum++] = new imageItem("The-Little-Chapel.jpg");
	imageArray[imageNum++] = new imageItem("Colonnades.jpg");
	imageArray[imageNum++] = new imageItem("Red Arrows.jpg");
	imageArray[imageNum++] = new imageItem("Brotherly Love.jpg");
	imageArray[imageNum++] = new imageItem("Reflection.jpg")
	
	var totalImages = imageArray.length; 
	
	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 randNum(x, y) {
			var range = y - x + 1;
			return Math.floor(Math.random() * range) + x;
		}
		
	function getNextImage() {
		if (random_display) {
			imageNum = randNum(0, totalImages-1);
		}
		else {
			imageNum = (imageNum+1) % totalImages;
		}

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

	function prevImage(place) {
		var new_image = getPrevImage();
		document[place].src = new_image;
	}

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