function preloadImages()
{
	var loadedImages = new Array;
	for(i=0; i < preloadImages.arguments.length; i++)
	{
		loadedImages[i] = new Image();
		loadedImages[i].src = preloadImages.arguments[i];
	}
}

function swapImage(targetImage, newImageSrc)
{
	if(document.images)
		if (targetImage && targetImage.src)
			targetImage.src = newImageSrc;
}