/**
 * @author david.burton
 */
var sourceImages = ['/images/right/1.jpg','/images/right/2.jpg','/images/right/3.jpg','/images/right/4.jpg','/images/right/5.jpg','/images/right/6.jpg','/images/right/7.jpg'];

function setToRandomImage(tagID){
	var randomImage = sourceImages[Math.round(Math.random()*(sourceImages.length-1))];
	document.getElementById(tagID).setAttribute("src",randomImage);
}