function imgRollover(menu)
{
	var menu;
	document.images[menu].src = "http://goto2020.cdn1.cafe24.com/img/site/mainmenu/" + menu + "_over.gif";
}
function imgRollout(menu)
{
	var menu;
	document.images[menu].src = "http://goto2020.cdn1.cafe24.com/img/site/mainmenu/" + menu + ".gif";
}

/* for IE 6 */
startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("mainMenu");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
		}
	}
}
window.onload=startList;