Navi1 = new Image();
Navi1.src = "images/pfeil-home-offen.gif";
Navh1 = new Image();
Navh1.src = "images/pfeil-home.gif";

Navi2 = new Image();
Navi2.src = "images/pfeil-back-offen.gif";
Navh2 = new Image();
Navh2.src = "images/pfeil-back.gif";

Navi3 = new Image();
Navi3.src = "images/pfeil-for-offen.gif";
Navh3 = new Image();
Navh3.src = "images/pfeil-for.gif";

Navi4 = new Image();
Navi4.src = "images/pfeil-top-offen.gif";
Navh4 = new Image();
Navh4.src = "images/pfeil-top.gif";

Navi5 = new Image();
Navi5.src = "images/pfeil-home1-offen.gif";
Navh5 = new Image();
Navh5.src = "images/pfeil-home1.gif";

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