<!--
        browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 ))
        || ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )))
        if (browser)
{
N_1 = new Image();
N_1.src = "../grafik/b_portr1.gif";
H_1 = new Image();
H_1.src = "../grafik/b_portr2.gif";

N_2 = new Image();
N_2.src ="../grafik/b_info1.gif";
H_2 = new Image();
H_2.src = "../grafik/b_info2.gif";

N_3 = new Image();
N_3.src = "../grafik/b_links1.gif";
H_3 = new Image();
H_3.src ="../grafik/b_links2.gif";

N_4 = new Image();
N_4.src = "../grafik/b_gesch1.gif";
H_4 = new Image();
H_4.src ="../grafik/b_gesch2.gif";
}

function Bildwechsel(Bildnr,Bildobjekt)
{
   window.document.images[Bildnr].src = Bildobjekt.src;
}
// -->