/* menulink */
function smartRollover() {
	if(document.getElementsByTagName) {
		var images = document.getElementsByTagName("img");
		for(var i=0; i < images.length; i++) {
			//if (images[i].hasAttribute("src")) {
				if(images[i].getAttribute("src") != null && images[i].getAttribute("src").match("-off.")){
					images[i].onmouseover = function() {
						this.setAttribute("src", this.getAttribute("src").replace("-off.", "-on."));
					}
					images[i].onmouseout = function() {
						this.setAttribute("src", this.getAttribute("src").replace("-on.", "-off."));
					}
				}
			//}
		}
	}
}
if(window.addEventListener) {
	window.addEventListener("load", smartRollover, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", smartRollover);
}

/* ロールオーバー用 */
<!--

function Setimg(obj,ImgName){
	obj.src = ImgName;
}

// -->