hi = new Array("b-uu1.gif","b-ei1.gif","b-km1.gif","b-ta1.gif","b-ho1.gif");
lo = new Array("b-uu0.gif","b-ei0.gif","b-km0.gif","b-ta0.gif","b-ho0.gif");


function preLoad()
{
for (i in hi) {
	var file = new Image();
	file.src = "gfx/" + hi[i];
	}
}

function Hi(nr)
	{
	 var i = (nr * 2) + 2;
	 document.images[i].src = "gfx/" + hi[nr-1];
	}

function Lo(nr)
	{
	 var i = (nr * 2) + 2;
	 document.images[i].src = "gfx/" + lo[nr-1];
	}