<!--
function image() {
};
image = new image();
number = 0;

// imageArray
image[number++] = "<img src='azar/03.jpg' border='0'>"
image[number++] = "<img src='azar/02.jpg' border='0'>"

// sigue poniendo imagenes aca...

increment = Math.floor(Math.random() * number);
document.write(image[increment]);
//-->