bN = navigator.appName;
bV = parseInt(navigator.appVersion);
var ok;

if((bN == "Microsoft Internet Explorer" && bV >= 4) || (bN == "Netscape" && bV >= 3))
	ok = true;
else
	ok = false;

startOut	= new Image();
startOut.src	= ("2Bilder/2nav_start.gif");
startOver	= new Image();
startOver.src	= ("2Bilder/2nav_start_a.gif");
lesenOut	= new Image();
lesenOut.src	= ("2Bilder/2nav_lesen.gif");
lesenOver	= new Image();
lesenOver.src	= ("2Bilder/2nav_lesen_a.gif");
kaufenOut	= new Image();
kaufenOut.src	= ("2Bilder/2nav_kaufen.gif");
kaufenOver	= new Image();
kaufenOver.src	= ("2Bilder/2nav_kaufen_a.gif");
kontaktOut	= new Image();
kontaktOut.src	= ("2Bilder/2nav_kontakt.gif");
kontaktOver	= new Image();
kontaktOver.src	= ("2Bilder/2nav_kontakt_a.gif");
presseOut	= new Image();
presseOut.src	= ("2Bilder/2nav_presse.gif");
presseOver	= new Image();
presseOver.src	= ("2Bilder/2nav_presse_a.gif");
trailerOut	= new Image();
trailerOut.src	= ("2Bilder/2nav_trailer.gif");
trailerOver	= new Image();
trailerOver.src	= ("2Bilder/2nav_trailer_a.gif");

function w(src, dest)
{
	 if(ok)
	 {
	 	 if(document.layers != null)
	 	 {
	 	 	 document.images[dest].src = src;
	 	 }
	 	 else
	 	 { // microsoft
	 	 	 document.images[dest].src = src;
	 	 }
	 }
}