    <!--
    if (top.frames.length != 0) {
    top.location.href = self.document.location;
    }

if (navigator.appVersion.indexOf('Mac') != -1) 
	document.write('<link rel=stylesheet href="mac.css" type="text/css">') 
else
	 document.write('<link rel=stylesheet href="style.css" type="text/css">') 


function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		overons1 = newImage("image/overons1.gif");
		overons2 = newImage("image/overons2.gif");
		dtp1 = newImage("image/dtp1.gif");
		dtp2 = newImage("image/dtp2.gif");
		vertalen1 = newImage("image/vertalen1.gif");
		vertalen2 = newImage("image/vertalen2.gif");
		talen1 = newImage("image/talen1.gif");
		talen2 = newImage("image/talen2.gif");
		contact1 = newImage("image/contact1.gif");
		contact2 = newImage("image/contact2.gif");
		preloadFlag = true;

	}
}


//-->