var interval = 3; // delay between rotating images (in seconds)
var random_display = 1; // 0 = no, 1 = yes
interval *= 1000;

var image_index = 0;
image_list = new Array();
image_list[image_index++] = new imageItem("/Containment-3.gif");
image_list[image_index++] = new imageItem("/Dispensing-3.gif");
image_list[image_index++] = new imageItem("/Flexible-1.gif");
image_list[image_index++] = new imageItem("/Flexible-4.gif");
image_list[image_index++] = new imageItem("/Flexible-Iso3.gif");
image_list[image_index++] = new imageItem("/Flexible-Iso5.gif");
image_list[image_index++] = new imageItem("/Picture-2.gif");
image_list[image_index++] = new imageItem("/Picture-3.gif");
image_list[image_index++] = new imageItem("/Picture-44.gif");
image_list[image_index++] = new imageItem("/Picture-55.gif");
image_list[image_index++] = new imageItem("/Picture-61.gif");
image_list[image_index++] = new imageItem("/Picture-82.gif");
image_list[image_index++] = new imageItem("/Picture-100.gif");
image_list[image_index++] = new imageItem("/Picture-132.gif");
var number_of_image = image_list.length;

function imageItem(image_location) {
	this.filename = image_location;
	this.image_item = new Image();
	this.image_item.src = "/RandomPics" + 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]);
	var href_path = "/LargeLinks" + image_list[image_index].filename;
	href_path = href_path.replace("-"," ");
	href_path = href_path.replace(".gif",".jpg");
	document.getElementById('RandomLink').href = href_path;
	return(new_image); }

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