// begin browser detectie
browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion); 

if (browser_name == "Netscape" && browser_version >= 3.0) { roll = 'true'; }
else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 4.0) { roll = 'true'; }
else { roll = 'false'; }
// eind browser detectie

// begin preload images
if (roll=='true') { 
img_loc = new Array(13)
img_loc[0] = "img/geschiedenis_on.gif";
img_loc[1] = "img/gastenverblijven_on.gif";
img_loc[2] = "img/stiltecentrum_on.gif";
img_loc[3] = "img/kapel_on.gif";
img_loc[4] = "img/oblaten_on.gif";
img_loc[5] = "img/monnikkenleven_on.gif";
img_loc[6] = "img/benedictijns_on.gif";
img_loc[7] = "img/hoewordt_on.gif";
img_loc[8] = "img/microfiches_on.gif";
img_loc[9] = "img/routebeschrijving_on.gif";
img_loc[10] = "img/home_on.gif";
img_loc[11] = "img/verder_on.gif";
img_loc[12] = "img/terug_on.gif";


img = new Array(13)
for (var i = 0; i < img_loc.length; i++){
       img[i] = new Image()
       img[i].src = img_loc[i]
        }
}
//eind preload images

// begin rollover functie
// twee variabelen nl. image naam en image pad
// onMouseover = "rollover(imagenaam, img/......gif);"
// onMouseout  = "rollover(imagenaam, img/......gif);"

function rollover(picnaam,src) {
if (roll == 'true');
{document.images[picnaam].src = src;}
}
// eind rollover functie