var remember = new Array();
var remember2 = new Array();

var DHTML = (document.getElementById || document.all || document.layers);

function show(name,lvl,obj)
{
        if (!DHTML) return;
        if (remember[lvl] && remember[lvl] == name) return;
        if (remember[lvl])
        {
                closeAll(lvl);
        }
        if (name)
        {
                var x = getObj(name);
                x.visibility = 'visible';
        }
        remember[lvl] = name;
        if (obj.parentNode) y = obj.parentNode;
        else if (obj.parentElement) y = obj.parentElement;
        else return;
        if (y.className) return;
        y.className = 'over';
        if (remember2[lvl]) remember2[lvl].className = '';
        remember2[lvl] = y;
        }

function byt(place, imgName) {
document[place].src =eval(imgName + ".src");
}
function closeAll(lvl)
{
        for (i=remember.length - 1;i>=lvl;i--)
        {
                if (remember[i]) //IE4 Mac
                {
                        var x = getObj(remember[i]);
                        x.visibility = 'hidden';
                }
                remember[i] = null;
                if (remember2[i])
                {
                        remember2[i].className = '';
                        remember2[i] = null;
                }
        }

}

if (document.layers)
{
      window.captureEvents(Event.MOUSEUP);
      window.onmouseup=closeThis;
}
else
{
      document.onmouseup=closeThis;
}

function closeThis()
{
 closeAll(1);
}

function getObj(name)
{
  if (document.getElementById)
  {
    return document.getElementById(name).style;
  }
  else if (document.all)
  {
    return document.all[name].style;
  }
  else if (document.layers)
  {
    return document.layers[name];
  }
  else return false;
}

function changeBoth(F1,F2)
{
parent.frames[1].location.href = F1;
top.frames[1].location.href = F2;
}

i1= new Image();
i1.src = "../pics/nav/gewerb_a.gif";
i2 = new Image();
i2.src = "../pics/nav/gewerb.gif";
i3= new Image();
i3.src = "../pics/nav/sanie_a.gif";
i4 = new Image();
i4.src = "../pics/nav/sanie.gif";
i5= new Image();
i5.src = "../pics/nav/ausfue_a.gif";
i6 = new Image();
i6.src = "../pics/nav/ausfue.gif";
i7= new Image();
i7.src = "../pics/nav/brdbg_a.gif";
i8 = new Image();
i8.src = "../pics/nav/brdbg.gif";
i9 = new Image();
i9.src = "../pics/nav/hessen_a.gif";
i10 = new Image();
i10.src = "../pics/nav/hessen.gif";
i11 = new Image();
i11.src = "../pics/nav/rheinl_a.gif";
i12 = new Image();
i12.src = "../pics/nav/rheinl.gif";
i13 = new Image();
i13.src = "../pics/nav/impres_a.gif";
i14 = new Image();
i14.src = "../pics/nav/impres.gif";
i15 = new Image();
i15.src = "../pics/nav/sitem_a.gif";
i16 = new Image();
i16.src = "../pics/nav/sitem.gif";

function byt(place, imgName) {
document[place].src =eval(imgName + ".src");
}