function changeCurrentImage(newImage, currentImageIdName, currentImageFootIdName, imageUrl, footText)
{
	if (newImage != null)
	{
		var currentImage = document.getElementById(currentImageIdName);
		if (currentImage != null)
		{
			//currentImage.src = newImage.src;
			currentImage.src = imageUrl;
			currentImage.alt = newImage.alt;
			currentImage.title = newImage.title;
		}
		var currentImageFoot = document.getElementById(currentImageFootIdName);
		if (currentImageFoot != null)
		{
			currentImageFoot.innerHTML = unescape(footText);
		}
	}
}