startList = function() 
{
    if (document.all&&document.getElementById) {
        navRoot = document.getElementById("avmenu");

        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", "");
                    }
                }
            }
        }
    }

    if(window.addEventListener)
        {window.addEventListener('load',startList,false);}
        else
            if(window.attachEvent)
                {window.attachEvent('onload',startList);}else{window.onload=startList;
                }