function OpenDicht (target)
{
  var image = target;
  while (image.tagName != "IMG")
    image = document.all [image.sourceIndex + 1];

  var tablebody = target;
  while (tablebody.tagName != "TBODY")
    tablebody = document.all [tablebody.sourceIndex + 1];

  if (tablebody.style.display == "none")
    {
    tablebody.style.display = "block";
    image.src = "/images/open.jpg";
    }
  else
    {
    tablebody.style.display = "none";
    image.src = "/images/dicht.jpg";
    }
}

function getImage(imageke,imagenaam){
		var whichImage = Math.round(Math.random()*(5-1));
		document.images[imagenaam].src="/images/random/" + imageke + whichImage +".jpg";
	}

function showDefault(imagenaam){
		document.images[imagenaam].src="/images/random/default.jpg";
	}