var imageArray = new Array (
	'/images/homepage/image1.jpg',
	'/images/homepage/image3.jpg',
	'/images/homepage/image4.jpg',
	'/images/homepage/image5.jpg',
	'/images/homepage/image6.jpg',
	'/images/homepage/image7.jpg',
	'/images/homepage/image8.jpg'
);



function showImage()
{
	var idx = Math.floor( Math.random() * imageArray.length );
	document.write('<img src="'+ imageArray[idx] +'" width="316" height="271" alt="" id="homepage-image">');
}