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

var keuze = ""

function kies(name)
{
	if (!DHTML) return;
	if (name)
	{
		var x = getObjid(name);
		x.className = 'current'
		if ((keuze != name) && (keuze != ""))
		{
			var y = getObjid(keuze);
			y.className = ''
		}
		keuze = name
	}
}

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