/* homepage scripts */

function preloadImages() {
	// preload whatever images are sent in as arguments
	var args=preloadImages.arguments;
	for (var i = 0; i < args.length; i++) {
		loadImage = new Image();
		loadImage.src = args[i];
	}
} // end preloadImages

function roll(srcImg, rollImg) {
	// switch srcImg into rollImg
	document.images[srcImg].src = rollImg;
}