function image() {
};

image = new image();
number = 0;

// imageArray
image[number++] = "<img src='imgs/quotes/occ/1.jpg' border='0'>"
image[number++] = "<img src='imgs/quotes/occ/2.jpg' border='0'>"
image[number++] = "<img src='imgs/quotes/occ/3.jpg' border='0'>"
image[number++] = "<img src='imgs/quotes/occ/4.jpg' border='0'>"
image[number++] = "<img src='imgs/quotes/occ/5.jpg' border='0'>"


// keep adding items here...

increment = Math.floor(Math.random() * number);

document.write(image[increment]);