var interval = 600;
var random_display = 0;
var imageDir = "/images/stories/360/";

var imageNum = 0;
imageArray = new Array();
imageArray[imageNum++] = new imageItem(imageDir + "360_1.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_2.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_3.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_4.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_5.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_6.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_7.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_8.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_9.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_10.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_11.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "360_12.jpg");
var totalImages = imageArray.length; 

var imageDir = "/images/stories/360b/";
var imageNum = 0;
imageArray2 = new Array();
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_1.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_2.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_3.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_4.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_5.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_6.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_7.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_8.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_9.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_10.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_11.jpg");
imageArray2[imageNum++] = new imageItem(imageDir + "360_800_12.jpg");


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);
}
function openImage(place) {
	var new_image = get_ImageItemLocation(imageArray2[imageNum]);
	return(new_image);
}