function startfading(){
	var preload="images/porsche_1.jpg";
	var preload="images/porsche_2.jpg";
	var preload="images/porsche_3.jpg";
	var preload="images/porsche_4.jpg";
	var preload="images/porsche_5.jpg";
	var preload="images/porsche_6.jpg";
	var preload="images/head01_1.jpg";
	var preload="images/head01_2.jpg";
	var preload="images/head01_3.jpg";
	var preload="images/head01_4.jpg";
	var preload="images/head01_5.jpg";
	var preload="images/head01_6.jpg";
	var preload="images/head02_1.jpg";
	var preload="images/head02_2.jpg";
	var preload="images/head02_3.jpg";
	var preload="images/head02_4.jpg";
	var preload="images/head02_5.jpg";
	var preload="images/head02_6.jpg";
	var preload="images/head03_1.jpg";
	var preload="images/head03_2.jpg";
	var preload="images/head03_3.jpg";
	var preload="images/head03_4.jpg";
	var preload="images/head03_5.jpg";
	var preload="images/head03_6.jpg";
	var preload="images/head04_1.jpg";
	var preload="images/head04_2.jpg";
	var preload="images/head04_3.jpg";
	var preload="images/head04_4.jpg";
	var preload="images/head04_5.jpg";
	var preload="images/head04_6.jpg";
	var preload="images/head05_1.jpg";
	var preload="images/head05_2.jpg";
	var preload="images/head05_3.jpg";
	var preload="images/head05_4.jpg";
	var preload="images/head05_5.jpg";
	var preload="images/head05_6.jpg";
	var preload="images/head06_1.jpg";
	var preload="images/head06_2.jpg";
	var preload="images/head06_3.jpg";
	var preload="images/head06_4.jpg";
	var preload="images/head06_5.jpg";
	var preload="images/head06_6.jpg";
	var rand_no = Math.random();
	rand_no = Math.floor(rand_no * 5) + 1;
	var randje=Math.random();
	randje=Math.floor(randje * 6) + 1;
	if(rand_no=="1"){
		var figuur='images/head01_' + randje + '.jpg';
		FadeInImage('head1fore',figuur,'head1back');
	}
	if(rand_no=="2"){
		var figuur='images/head02_' + randje + '.jpg';
		FadeInImage('head2fore',figuur,'head2back');
	}
	if(rand_no=="3"){
		var figuur='images/head03_' + randje + '.jpg';
		FadeInImage('head3fore',figuur,'head3back');
	}
	if(rand_no=="4"){
		var figuur='images/head04_' + randje + '.jpg';
		FadeInImage('head4fore',figuur,'head4back');
	}
	if(rand_no=="5"){
		var figuur='images/porsche_' + randje + '.jpg';
		FadeInImage('porschefore',figuur,'porscheback');
	}
	setTimeout("startfading();", 1200);
}
// Opacity and Fade in script.
// Script copyright (C) 2008 http://www.cryer.co.uk/.
// Script is free to use provided this copyright header is included.
function SetOpacity(object,opacityPct)
{
  // IE.
  object.style.filter = 'alpha(opacity=' + opacityPct + ')';
  // Old mozilla and firefox
  object.style.MozOpacity = opacityPct/100;
  // Everything else.
  object.style.opacity = opacityPct/100;
}
function ChangeOpacity(id,msDuration,msStart,fromO,toO)
{
  var element=document.getElementById(id);
  var opacity = element.style.opacity * 100;
  var msNow = (new Date()).getTime();
  opacity = fromO + (toO - fromO) * (msNow - msStart) / msDuration;
  if (opacity<0)
    SetOpacity(element,0)
  else if (opacity>100)
    SetOpacity(element,100)
  else
  {
    SetOpacity(element,opacity);
    element.timer = window.setTimeout("ChangeOpacity('" + id + "'," + msDuration + "," + msStart + "," + fromO + "," + toO + ")",1);
  }
}
function FadeIn(id)
{
  var element=document.getElementById(id);
  if (element.timer) window.clearTimeout(element.timer);
  var startMS = (new Date()).getTime();
  element.timer = window.setTimeout("ChangeOpacity('" + id + "',1000," + startMS + ",0,100)",1);
}
function FadeOut(id)
{
  var element=document.getElementById(id);
  if (element.timer) window.clearTimeout(element.timer);
  var startMS = (new Date()).getTime();
  element.timer = window.setTimeout("ChangeOpacity('" + id + "',1000," + startMS + ",100,0)",1);
}
function FadeInImage(foregroundID,newImage,backgroundID)
{
  var foreground=document.getElementById(foregroundID);
  if (backgroundID)
  {
    var background=document.getElementById(backgroundID);
    if (background)
    {
      background.style.backgroundImage = 'url(' + foreground.src + ')';
      background.style.backgroundRepeat = 'no-repeat';
    }
  }
  SetOpacity(foreground,0);
  foreground.src = newImage;
  if (foreground.timer) window.clearTimeout(foreground.timer);
  var startMS = (new Date()).getTime();
  foreground.timer = window.setTimeout("ChangeOpacity('" + foregroundID + "',1000," + startMS + ",0,100)",10);
}