function startList (navbar) {
    if (document.all && document.getElementById) {
        allLI = document.getElementById(navbar).getElementsByTagName("LI");
        for (i=0; i<allLI.length; i++) {
            node = allLI[i];
            node.onmouseover=function() {
                this.className+=" over";
            }
            node.onmouseout=function() {
                 this.className=this.className.replace (" over", "");
            }
       }
     }
     return true;
}

setNavBars = function() {
    startList('navbarTop');
    startList('navbarLeft');
}

window.onload=setNavBars;