function js_ChgImg(imageName, imageUrl)
{
	if (document.images[imageName]) {
		document.images[imageName].src = imageUrl;
	}
}

/* image rollover */
function imgRoll(location, image) {
        document[location].src=image;
}

/* image rollover */
function imgRoll(location, image) {
        document[location].src=image;
}