function mover(imgname)
{
	document[imgname].src = "gfx/pfeila.gif";
}

function mout(imgname)
{
	document[imgname].src = "gfx/pfeil.gif";
}

function chimg(imgname, imgsrc)
{
	document[imgname].src = imgsrc;
	//document[imgname].alt = "jojo was gehdn";
}