// JavaScript Document
// var detect = navigator.userAgent.toLowerCase();
// var mac = detect.indexOf("mac") + 1;
startList = function() {
if (document.all&&document.getElementById) {
navRoot = document.getElementById("nav");
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", "");

   }

}

  }
 }
}
window.onload=startList;