startList = function() {	//the actual magic
	if (document.all&&document.getElementById) {
		arTD = document.getElementById("Menu").getElementsByTagName("TD");
		for (i=0; i<arTD.length; i++) {
			node = arTD[i];	
			node.onmouseover=function() {this.className+=" hoverStyle";}
			node.onmouseout=function() {this.className=this.className.replace(" hoverStyle", "");}
		}
	}
}
window.onload=startList;