// JavaScript Document
function menu(){
	var nav = document.getElementById("nav").getElementsByTagName("li");
	for (var i=0; i<nav.length; i++) {
		nav[i].onmouseover=function() {
			var subNav = this.getElementsByTagName("ul")[0]
			if( subNav == null)
				return;
			this.className+=(this.className.length>0? " ": "") + "hover";
			subNav.style.width = this.clientWidth + "px";
			if (window.ActiveXObject){
				var us = navigator.userAgent.toLowerCase();
				var ie = us.match(/msie ([\d.]+)/)[1];
				if(ie == 6 || ie ==7)
				{
					subNav.style.marginLeft = -this.clientWidth + "px";
				}
			}
		}  
		nav[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp("( ?|^)hover\\b"), "");
		}
	}
}
window.onload = menu;