z_low=new Image();
z_high=new Image();
h_low=new Image();
h_high=new Image();
w_low=new Image();
w_high=new Image();
iv_low=new Image();
iv_high=new Image();
an_low=new Image();
an_high=new Image();
th_low=new Image();
th_high=new Image();
in_low=new Image();
in_high=new Image();

z_low.src="images/pfeil_l1.gif";
z_high.src="images/pfeil_l2.gif";
h_low.src="images/home1.gif";
h_high.src="images/home2.gif";
w_low.src="images/pfeil_r1.gif";
w_high.src="images/pfeil_r2.gif";
iv_low.src="images/imkerverein1.gif";
iv_high.src="images/imkerverein2.gif";
an_low.src="images/angebote1.gif";
an_high.src="images/angebote2.gif";
th_low.src="images/themen1.gif";
th_high.src="images/themen2.gif";
in_low.src="images/interaktiv1.gif";
in_high.src="images/interaktiv2.gif";


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