<!-- Begin

function changeImage()

{

  mainimage.src = list.options[list.selectedIndex].value;

}

function prevImage()

{

	if(list.selectedIndex == 0)

	{

		list.selectedIndex = list.options.length-1;

	}

	else

	{

		list.selectedIndex--;

	}

	changeImage();

}

function nextImage()

{

	if(list.selectedIndex == list.options.length-1)

	{

		list.selectedIndex = 0;

	}

	else

	{

		list.selectedIndex++;

	}

	changeImage();

}

//  End -->