d=document
OnColor = "#5B7FA3"
OffColor = "#174B73"

NS4 = (d.layers)
IE4 = (d.all && !d.getElementById)
Stan = (d.getElementById)
Bubbles = (Stan || IE4 || NS4);

if (top.location != location) top.location.href = location.href;

function show(id) {
if (Bubbles) {
        divid = "Menu" + id;
        if (Stan) {
        d.getElementById(divid).style.visibility = "visible";
        d.getElementById("hidemenu").style.visibility = "visible"}             
        else if (IE4){
        d.all[divid].style.visibility = "visible";
        d.all["hidemenu"].style.visibility = "visible"}
        else {
        d.layers[divid].visibility = "show";
        d.layers["hidemenu"].visibility = "show"}
}}

function hide() {
if (Bubbles) {
        if (Stan) {
        d.getElementById(divid).style.visibility = "hidden";
        d.getElementById("hidemenu").style.visibility = "hidden"}             
        else if (IE4){
        d.all[divid].style.visibility = "hidden";
        d.all["hidemenu"].style.visibility = "hidden"}
        else {
        d.layers[divid].visibility = "hide";
        d.layers["hidemenu"].visibility = "hide"}
}}

if (d.images) {

SearchOn= new Image();
SearchOn.src="/Images/SearchOn.gif";
SearchOff= new Image();
SearchOff.src="/Images/SearchOff.gif";
SiteMapOn= new Image();
SiteMapOn.src="/Images/SiteMapOn.gif";
SiteMapOff= new Image();
SiteMapOff.src="/Images/SiteMapOff.gif";
DirectoryOn= new Image();
DirectoryOn.src="/Images/DirectoryOn.gif";
DirectoryOff= new Image();
DirectoryOff.src="/Images/DirectoryOff.gif";
BioLinksOn= new Image();
BioLinksOn.src="/Images/BioLinksOn.gif";
BioLinksOff= new Image();
BioLinksOff.src="/Images/BioLinksOff.gif";
HarvLinksOn= new Image();
HarvLinksOn.src="/Images/HarvLinksOn.gif";
HarvLinksOff= new Image();
HarvLinksOff.src="/Images/HarvLinksOff.gif";
MCBinternalOn= new Image();
MCBinternalOn.src="/Images/MCBinternalOn.gif";
MCBinternalOff= new Image();
MCBinternalOff.src="/Images/MCBinternalOff.gif";
ARCOn= new Image();
ARCOn.src="/Images/ARCOn.gif";
ARCOff= new Image();
ARCOff.src="/Images/ARCOff.gif";
HarvardOn= new Image();
HarvardOn.src="/Images/HarvardOn.gif";
HarvardOff= new Image();
HarvardOff.src="/Images/HarvardOff.gif";
}

function mausover(ImgName) {
 if (d.images) {
 d.images[ImgName].src=eval(ImgName + "On.src")
 }}
        
function mausoff(ImgName) {
 if (d.images) {
 d.images[ImgName].src=eval(ImgName + "Off.src")
}}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    d.MM_pgW=innerWidth; d.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=d.MM_pgW || innerHeight!=d.MM_pgH) location.reload();
}
MM_reloadPage(true);