// JavaScript Slideshow

// Set slideShowSpeed (milliseconds)
var slideShowSpeed = 10000;

// Duration of crossfade (seconds)
var crossFadeDuration = 2;

// Specify the image files
var Pic = new Array();
Pic[0] = 'slides/traffic01.jpg'
Pic[1] = 'slides/traffic02.jpg'
Pic[2] = 'slides/traffic03.jpg'
Pic[3] = 'slides/traffic04.jpg'
Pic[4] = 'slides/traffic05.jpg'
Pic[5] = 'slides/traffic06.jpg'
Pic[6] = 'slides/traffic07.jpg'
Pic[7] = 'slides/traffic08.jpg'
Pic[8] = 'slides/traffic09.jpg'
Pic[9] = 'slides/traffic10.jpg'

// Declare variables
var t;
var j = 0;
var p = Pic.length;
var preLoad = new Array();
var started = 0;

function setupslideshow() {
  if (started == 0) {
    for (i = 0; i < p; i++) {
      preLoad[i] = new Image();
      preLoad[i].src = Pic[i];
    }
	if (document.all) document.images.SlideShow.alt = "Click to stop show";
    started = 1;
    runSlideShow();
	return
  }
  
  if (started == 1) {
	if (document.all) document.images.SlideShow.alt = "Click to start show";
	clearTimeout(t);
	started = 0;
	return
  }
}

function runSlideShow() {
  if (started == 0) return;

  if (document.all) {
    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;
  
  if (document.all) document.images.SlideShow.filters.blendTrans.Play();

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