function randomPhoto() {
	var imageName = new Array ("/images/emperors-summer-palace-beijing-china.jpg","/images/sunset-davistown-nsw-australia.jpg","/images/sunset-terrigal-lagoon-nsw-australia.jpg","/images/sunrise-forresters-beach-nsw-australia.jpg","/images/cliffs-of-moher-ireland.jpg","/images/surfer-storm-terrigal-beach-nsw-australia.jpg","/images/palms-port-douglas-queensland-australia.jpg");
	var imageAltTitle = new Array ("The Emperor's Summer Palace - Beijing, China","Low Tide - Davistown, New South Wales, Australia","Reflections - Terrigal, New South Wales, Australia","A storm approaches - Forresters Beach, New South Wales, Australia","Cliffs of Moher - Ireland","The surfer and the storm - Terrigal Beach, New South Wales, Australia","Palms - Port Douglas, Queensland, Australia");
	var i = Math.floor(7*Math.random());
	var image = document.getElementById('randomImage');
	document.getElementById('randomImage').src = imageName[i];
	image.setAttribute('alt', imageAltTitle[i]);
	image.setAttribute('title', imageAltTitle[i]);
	document.getElementById('randomImageDescription').innerHTML = imageAltTitle[i];
}