var slideShowSpeed = 5000

var xOp7=false,xOp5or6=false,xIE4Up=false,xNN4=false,xUA=navigator.userAgent.toLowerCase(); 
if(window.opera){ 
  xOp7=(xUA.indexOf('opera 7')!=-1 || xUA.indexOf('opera/7')!=-1); 
  if (!xOp7) xOp5or6=(xUA.indexOf('opera 5')!=-1 || xUA.indexOf('opera/5')!=-1 || xUA.indexOf('opera 6')!=-1 || xUA.indexOf('opera/6')!=-1); 
} 
else if(document.layers) xNN4=true; 
else {xIE4Up=document.all && xUA.indexOf('msie')!=-1 && parseInt(navigator.appVersion)>=4;}

// Duration of crossfade (seconds)
var crossFadeDuration = 3


var Pic = new Array()
var Pic_links = new Array()

var t;
var j = 0;
var p = Pic.length;
var pos = j;

var preLoad = new Array()

function preLoadPic(index)
{
	p = Pic.length;
	if (Pic[index] != ''){
		window.status='Loading : '+Pic[index]
		preLoad[index] = new Image()
		preLoad[index].src = Pic[index]
		Pic[index] = ''
		window.status=''
	}
}

function runSlideShow(){
	
	p = Pic.length;
	if (xIE4Up){
    	document.images.SlideShow.style.filter="blendTrans(duration=2)"
		document.images.SlideShow.style.filter= "blendTrans(duration=crossFadeDuration)"
      document.images.SlideShow.filters.blendTrans.Apply()
	}
	document.images.SlideShow.src = preLoad[j].src
	slink = findObj("slideLink");
	slink.href = Pic_links[j];
	if (xIE4Up){
	   document.images.SlideShow.filters.blendTrans.Play()
	}
	
	pos = j

	j = j + 1
	if (j > (p-1)) j=0
	t = setTimeout('runSlideShow()', slideShowSpeed)
	preLoadPic(j)
}

function endSlideShow(){
	p = Pic.length;
	self.document.location = 'displayimage.php?album=lastup&cat=0&pos='+pos
}