// JScript File
var interval = 6000;
var random_display = 0;
var imageDir = "random/";


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 switchImage(divid, imageid) {
    var new_image = getNextImage();

    blendimage(divid, imageid, new_image, 1000);
    //var elem = document.getElementById(place);
    //elem.src = new_image;

    var recur_call = "switchImage('"+divid+"','"+imageid+"')";
    timerID = setTimeout(recur_call, interval);
}