var interval = 2.5; // 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("/pics/1.jpg");
image_list[image_index++] = new imageItem("/pics/2.jpg");
image_list[image_index++] = new imageItem("/pics/3.jpg");
image_list[image_index++] = new imageItem("/pics/4.jpg");
image_list[image_index++] = new imageItem("/pics/5.jpg");
image_list[image_index++] = new imageItem("/pics/6.jpg");
image_list[image_index++] = new imageItem("/pics/7.jpg");
image_list[image_index++] = new imageItem("/pics/8.jpg");
image_list[image_index++] = new imageItem("/pics/9.jpg");
image_list[image_index++] = new imageItem("/pics/10.jpg");
image_list[image_index++] = new imageItem("/pics/11.jpg");
image_list[image_index++] = new imageItem("/pics/12.jpg");
image_list[image_index++] = new imageItem("/pics/13.jpg");
image_list[image_index++] = new imageItem("/pics/14.jpg");
image_list[image_index++] = new imageItem("/pics/15.jpg");
image_list[image_index++] = new imageItem("/pics/16.jpg");
image_list[image_index++] = new imageItem("/pics/17.jpg");
image_list[image_index++] = new imageItem("/pics/18.jpg");
image_list[image_index++] = new imageItem("/pics/19.jpg");
image_list[image_index++] = new imageItem("/pics/20.jpg");
image_list[image_index++] = new imageItem("/pics/21.jpg");
image_list[image_index++] = new imageItem("/pics/22.jpg");
image_list[image_index++] = new imageItem("/pics/23.jpg");
image_list[image_index++] = new imageItem("/pics/24.jpg");
image_list[image_index++] = new imageItem("/pics/25.jpg");
image_list[image_index++] = new imageItem("/pics/26.jpg");
image_list[image_index++] = new imageItem("/pics/27.jpg");
image_list[image_index++] = new imageItem("/pics/28.jpg");
image_list[image_index++] = new imageItem("/pics/29.jpg");
image_list[image_index++] = new imageItem("/pics/30.jpg");
image_list[image_index++] = new imageItem("/pics/31.jpg");
image_list[image_index++] = new imageItem("/pics/32.jpg");
image_list[image_index++] = new imageItem("/pics/33.jpg");
image_list[image_index++] = new imageItem("/pics/34.jpg");
image_list[image_index++] = new imageItem("/pics/35.jpg");
image_list[image_index++] = new imageItem("/pics/36.jpg");
image_list[image_index++] = new imageItem("/pics/37.jpg");
image_list[image_index++] = new imageItem("/pics/38.jpg");
image_list[image_index++] = new imageItem("/pics/39.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);
}