function changeImage(newSrc)
	{
		document.images.item('mainImage').src = newSrc
		//document..images[mainImage].src = newSrc
	}
		
function changeImage2(anImage)
{
	var oldSrc = anImage.src;
	var pattern = "small/"
	var newSrc = oldSrc.replace(pattern, "");
	document.images.item('mainImage').src = newSrc;
}