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;
function show(parent)
{
	parent.getElementsByTagName('a').item(0).className="under";
}
function hide(parent)
{
	parent.getElementsByTagName('a').item(0).className="";
}