function switchplaatjes() 
{
	setTimeout("switchplaatje('a')", 1000);
	setTimeout("switchplaatje('b')", 2000);
	setTimeout("switchplaatje('c')", 3000);
	setTimeout("switchplaatje('d')", 4000);
	setTimeout("switchplaatje('e')", 5000);
}

function switchplaatje(id) 
{
	var zichtbaarplaatje = document.getElementById('image'+id);
	var ranNum= Math.floor(Math.random()*images[id].length);

	var start = zichtbaarplaatje.src.length - images[id][ranNum].length;    
	if(zichtbaarplaatje.src.substring(start) == images[id][ranNum])
	{
		if((ranNum+1)==images[id].length)
		{
			ranNum--;
		} else {
			ranNum++;
		}
	}

	blendimage('div'+id, 'image'+id, '/fileadmin/dmmw.nl/images/'+id+'/'+images[id][ranNum], 500)
	setTimeout('switchplaatje("'+id+'")', 9000);
}

function changeOpac(opacity, id) 
{
	var object = document.getElementById(id).style;
	object.opacity = (opacity / 100);
	object.MozOpacity = (opacity / 100);
	object.KhtmlOpacity = (opacity / 100);
	object.filter = "alpha(opacity=" + opacity + ")";
}

function blendimage(divid, imageid, imagefile, millisec) 
{    
	document.getElementById(divid).display = "none";
	//set the current image as background
	document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";

	//setTimeout('blendimageFireMe("'+imageid+'")', 10);
	setTimeout('blendimage2("'+divid+'","'+imageid+'","'+imagefile+'", '+millisec+')', 1000);
}
function blendimageFireMe(imageid)
{
	document.getElementById(imageid).style.position = 'relative';
	document.getElementById(imageid).style.bottom = '0px';
	document.getElementById(imageid).style.right = '0px';
	document.getElementById(imageid).style.height = '1px';
	document.getElementById(imageid).style.width = '1px';
}
function blendimage2(divid, imageid, imagefile, millisec) 
{
	var speed = Math.round(millisec / 100);
	var timer = 0;

	//make image transparent
	changeOpac(0, imageid);

	//make new image
	document.getElementById(imageid).src = imagefile;
	
	document.getElementById(imageid).style.height = '44px';
	document.getElementById(imageid).style.width = '166px';
	document.getElementById(imageid).style.position = 'absolute';
	document.getElementById(imageid).style.bottom = 'auto';
	document.getElementById(imageid).style.right = 'auto';

	document.getElementById(divid).display = "block";
	document.getElementById(imageid).display = "block";

	//fade in image
	for(i = 0; i <= 100; i++) 
	{
		setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
		timer++;
	}
}