function preloadImages() {
	documentImages = document.images;
	imagesPreloaded = [];
	for (i=0;i<documentImages.length;i++) {
		curSource = documentImages[i].src;
		if (curSource.match(/0\.(gif|jpg|png)$/i)) {
			newSource =
curSource.replace(/(1|0)(\.gif|\.jpg|\.png)$/i, '1$2');
			imagesPreloaded[imagesPreloaded.length] = new Image();
			imagesPreloaded[imagesPreloaded.length-1].src = newSource;
		}
	}
}