// JavaScript Document

NumberOfImagesToRotate = 7; 

FirstPart = '<embed src="http://www.vocademy.co.uk/wp-content/uploads/vocademy-testimonial-';
LastPart = '.mp3" hidden="true" autostart="true" loop="false"></embed>';

function printImage() {
var r = Math.ceil(Math.random() * NumberOfImagesToRotate);
document.write(FirstPart + r + LastPart);
}