// code for rollover images
// works with any image (gif, jpg, jpeg, etc.)

function MouseOver(imgName) {
	if(document.images) {
		// get the image type
		suffixType = imgName.src.substring(imgName.src.lastIndexOf("."),imgName.src.length);
		
		// swap to new image
		if (imgName.src.indexOf("-over") == -1) {
			imgName.src = imgName.src.substring(0,(imgName.src.indexOf(suffixType))) + "-over" + suffixType;
		}
	}
}

function MouseOut(imgName) {
	if(document.images) {
		// get the image type
		suffixType = imgName.src.substring(imgName.src.lastIndexOf("."),imgName.src.length);
		
		// swap image back to original
		if (imgName.src.indexOf("-over") != -1) {
			imgName.src = imgName.src.substring(0,(imgName.src.indexOf("-over"))) + suffixType;
		}
	}
}