var img;
var slidespeed=3;
var fadespeed=1;
var num;
var imgname=new Array(num);

function ShuffleImages()
{
	var sharray=new Array(imgname.length);
	var i;
	var j;

	for(i=0;imgname.length;i++)
	{
		j=Math.round(Math.random()*(imgname.length-1));
		sharray[i]=imgname[j];
		imgname.splice(j,1);
	}
	imgname=sharray;
}

function DoSlideshow()
{
	if(img>=num)
	{
		ShuffleImages(imgname);
		img=0;
	}

	if(navigator.appName==='Microsoft Internet Explorer')
	{
		document.images.imgbox.style.filter="blendTrans(duration="+fadespeed+")";
		document.images.imgbox.filters.blendTrans.Apply();
		document.images.imgbox.src=imgname[img];
		document.images.imgbox.filters.blendTrans.Play();
	}
	else
	{
		document.images.imgbox.src=imgname[img];
	}
	img++;
}

function CreateSlideShow(numimg,alt,idparent,folder,width,height)
{
	num=numimg;

	for(img=1;img<=num;img++)
	{
		imgname[img-1]="img/"+folder+"/images"+img+".jpg";
	}

	ShuffleImages();

	var nimg=document.createElement('img');
	nimg.id='imgbox';
	nimg.width=width;
	nimg.height=height;
	nimg.alt=alt;
	nimg.src=imgname[0];

	var imgcont=document.getElementById(idparent);
	imgcont.appendChild(nimg);

	setInterval(DoSlideshow,slidespeed*1000);
}