var interval = 2.5;
var random_display = 1;interval *= 1000;
var image_index = 4;
image_list = new Array();
image_list[1] = new imageItem("../images/rotator/rot00001.jpg");
image_list[2] = new imageItem("../images/rotator/rot00002.jpg");
image_list[3] = new imageItem("../images/rotator/rot00003.jpg");
image_list[4] = new imageItem("../images/rotator/rot00004.jpg");
var number_of_image = image_list.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 generate(x, y) {var range = y - x + 1;return Math.floor(Math.random() * range) + x;}
function getNextImage() {if (random_display) {image_index = generate(0, number_of_image-1);}else {image_index = (image_index+1) % number_of_image;} var new_image = get_ImageItemLocation(image_list[image_index]);return(new_image);}function rotateImage(place) {var new_image = getNextImage();document[place].src = new_image;var recur_call = "rotateImage('"+place+"')"; setTimeout(recur_call, interval);}