addLeftHover = function() {

	var lis = document.getElementById("leftMenu").getElementsByTagName("li");
	
	for (var i=0; i<lis.length; i++) {

		lis[i].onmouseover=function() {

			this.className+=" hover";
		}
		
		lis[i].onmouseout=function() {

			this.className=this.className.replace(new RegExp(" hover\\b"), "");

		}
	}
}

if (window.attachEvent)  
{
	window.attachEvent("onload", addLeftHover);
}



addRightHover = function() {

	var lis = document.getElementById("rightMenu").getElementsByTagName("li");

	for (var i=0; i<lis.length; i++) {

		lis[i].onmouseover=function() {

			this.className+=" hover";
		}

		lis[i].onmouseout=function() {

			this.className=this.className.replace(new RegExp(" hover\\b"), "");

		}
	}
}

if (window.attachEvent) 
{
	window.attachEvent("onload", addRightHover);
}