preloader = new Array("portrait","produkte","wissen","museum","jobs","onlineshop","kontakt");
for (x in preloader) 
	{
		b = new Image();
		b.src = "gfx/b-" + preloader[x] + "1.gif";
	}

function Hi(obj)
{
bild = obj.replace(/^.+\/(.+)\.html$/, "$1");
document.images[bild].src = "gfx/b-" + bild + "1.gif";
}


function Lo(obj)
{
bild = obj.replace(/^.+\/(.+)\.html$/, "$1");
document.images[bild].src = "gfx/b-" + bild + "0.gif";
}