tausch1 = new Image();
tausch1.src = "grafic/eingang2.gif";
normal1 = new Image();
normal1.src = "grafic/eingang1.gif";

function mover(a, buta){window.document.images['b'+a].src = buta.src;}
function mout(a, butb){window.document.images['b'+a].src = butb.src;}

function impressum()
{
window.open('http://www.memberbereiche.com/impressum.php','Info','width=300,height=300,left=0,top=0,screenX=0,screenY=0');
}