start = function() {
    startList("sideBar");
    startList("tier3Nav");
}
function startList(id) {
    //if (document.all&&document.getElementById) {
        navLI = document.getElementById(id).getElementsByTagName("LI");
        for (i=0; i<navLI.length; i++) {
            node = navLI[i];
            node.onmouseover=function() {
                this.className+="over";
            }
            node.onmouseout=function() {
                this.className=this.className.replace("over", "");
}   }   }   //}
window.onload=start;