bName = navigator.appName;
    bVer = parseInt(navigator.appVersion);

    if ((bName == "Netscape" && bVer >= 3) || (bName == "Microsoft Internet Explorer" && bVer >= 4)) {
        br = "n3"; 
//        document.write("has rollover " + bName + " " + bVer);
    }
    else {
        br = "n2";
    }

     if (br == "n3") {
            nav_home = new Image(); nav_home.src = '/images/data/VOLVO_IMG/img/172-1.GIF';
    }
    
    function swapImage(imgName, src) {
        if (br == "n3") {
            document[imgName].src = src;
        }
    }

function reveal(subject) 
{
   document.getElementById(subject).style.visibility = "visible"; 
}

function hide(subject) 
{
   document.getElementById(subject).style.visibility = "hidden"; 
}

function popUpVideo(url) {
        window.open(url, 'popUp', 'scrollbars=yes,toolbar=no,location=no,directories=no,menubar=no,width=550,height=450,noresize');
    }

function popUpPhoto(url) {
        window.open(url, 'popUp', 'scrollbars=yes,toolbar=no,location=no,directories=no,menubar=no');
    }