<!-- Begin

var sTemp
var sTemp2

btnstate = new Object();
btnstate[0] = "_df"
btnstate[1] = "_ov"
btnstate[2] = "_ot"
btnstate[3] = "_dn"

function imageact(id, act)
{
  sTemp = getEnd(document.images[id].src,"_sel");
  if (act == 2)
    {
    setImgDefault();
    document.images[id].src = eval("btnimages." + id + btnstate[act] + ".src");
    }
  if (sTemp == null)
    {
    if (document.images)
      document.images[id].src = eval("btnimages." + id + btnstate[act] + ".src");
    }
   else
    {
    id = id;
    }
}

if (document.images)
{
  // ensure browser can do rollovers.
  btnimages = new Object();

  btnimages.diensten_df = new Image();
  btnimages.diensten_df.src = "/images/buttons/diensten.gif";
  btnimages.diensten_ov = new Image();
  btnimages.diensten_ov.src = "/images/buttons/diensten-ov.gif";
  btnimages.diensten_ot = new Image();
  btnimages.diensten_ot.src = "/images/buttons/diensten-sel.gif";

  btnimages.carriere_df = new Image();
  btnimages.carriere_df.src = "/images/buttons/carriere.gif";
  btnimages.carriere_ov = new Image();
  btnimages.carriere_ov.src = "/images/buttons/carriere-ov.gif";
  btnimages.carriere_ot = new Image();
  btnimages.carriere_ot.src = "/images/buttons/carriere-sel.gif";

  btnimages.opdrachten_df = new Image();
  btnimages.opdrachten_df.src = "/images/buttons/opdrachten.gif";
  btnimages.opdrachten_ov = new Image();
  btnimages.opdrachten_ov.src = "/images/buttons/opdrachten-ov.gif";
  btnimages.opdrachten_ot = new Image();
  btnimages.opdrachten_ot.src = "/images/buttons/opdrachten-sel.gif";

  btnimages.organisatie_df = new Image();
  btnimages.organisatie_df.src = "/images/buttons/organisatie.gif";
  btnimages.organisatie_ov = new Image();
  btnimages.organisatie_ov.src = "/images/buttons/organisatie-ov.gif";
  btnimages.organisatie_ot = new Image();
  btnimages.organisatie_ot.src = "/images/buttons/organisatie-sel.gif";

  btnimages.samenwerken_df = new Image();
  btnimages.samenwerken_df.src = "/images/buttons/samenwerken.gif";
  btnimages.samenwerken_ov = new Image();
  btnimages.samenwerken_ov.src = "/images/buttons/samenwerken-ov.gif";
  btnimages.samenwerken_ot = new Image();
  btnimages.samenwerken_ot.src = "/images/buttons/samenwerken-sel.gif";
}

function setImgDefault()
{
  document.images['diensten'].src = btnimages.diensten_df.src
  document.images['carriere'].src = btnimages.carriere_df.src
  document.images['opdrachten'].src = btnimages.opdrachten_df.src
  document.images['organisatie'].src = btnimages.organisatie_df.src
  document.images['samenwerken'].src = btnimages.samenwerken_df.src    
}

function getEnd(mainStr,searchStr){

  foundOffset = mainStr.indexOf(searchStr)
  if (foundOffset == -1)
    return null;
  return mainStr.substring(0,foundOffset)
}

//  End -->