var images         = new Array() 
var currentImage   = 0
var currentOpacity = 0
var timerId        = ""
var showDelay      = 4000
var fadeDelay      = .1
var whiteDelay     = 200

// ----- Initialise -----
         
function fadeInitialise() 
{
	var div    = document.getElementById("promoMovie")
  images = div.getElementsByTagName("IMG") 
  
  fadeShowImage()
	
	timerId = setTimeout(fadeOut,showDelay)
}
// ----- Select a specific option ------

function fadeSelect(opt)
{
   clearTimeout( timerId )   
   fadeHideImage()
       
   currentImage = opt - 1
   
   fadeShowImage()  
   fadeControls("playImage") 
}

// ----- Show the current image -----

function fadeShowImage()
{
  images[currentImage].style.display = "block"
  currentOpacity = .99
  setOpacity()
  fadeSelectShow("show") 
}

// ----- Hide the current image -----

function fadeHideImage()
{
  images[currentImage].style.display = "none"
  currentOpacity = 0
  setOpacity() 
  fadeSelectShow("hide") 
}

// ----- Show or hide the numbers selects -------

function fadeSelectShow( option )
{
  var no  = currentImage + 1
  var obj = "select-" + no
  
  var back = (option=="show")?"#8779A6":"white"
  var fore = (option=="show")?"white":"black"
  
  document.getElementById(obj).style.backgroundColor = back
  var anchor = document.getElementById(obj).getElementsByTagName("A") 
  
  anchor[0].style.color = fore
}

// ----- Fade Image Out -----

function fadeOut() 
{
  currentOpacity -= .1
	setOpacity() 
	
	// ---- Is this image now invisible -----
	
	if ( currentOpacity <= 0 ) 
  {
		images[currentImage].style.display = "none"
    fadeSelectShow("hide")
    
    currentImage += 1
    if (currentImage >= images.length)
      currentImage = 0
    
    currentOpacity = 0
    setOpacity() 
    images[currentImage].style.display = "block"
    fadeSelectShow("show")  
		timerId = setTimeout(fadeIn,whiteDelay);
	} 
  else 
  {
		timerId = setTimeout(fadeOut,fadeDelay);
	}
}

// ----- Fade Image In -----

function fadeIn() 
{
  currentOpacity += .1
	setOpacity() 
	
	// ---- Is this image now invisible -----
	
	if ( currentOpacity == .99 ) 
  {
    currentOpacity = .99
		timerId = setTimeout(fadeOut,showDelay);
	} 
  else 
  {
		timerId = setTimeout(fadeIn,fadeDelay);
	}
}

// ----- Move to the next image -----

function fadeNext()
{
   clearTimeout( timerId )   
   fadeHideImage()
       
   currentImage += 1
   if (currentImage >= images.length)
      currentImage = 0
   
   fadeShowImage()  
   fadeControls("playImage") 
}

// ----- Move to the previous image -----

function fadePrevious()
{
   clearTimeout( timerId )
   fadeHideImage()
   
   currentImage -= 1
   if (currentImage < 0 )
      currentImage = images.length - 1
    
   fadeShowImage()
   fadeControls("playImage")  
}

// ----- Stop the slideshow -----

function fadeStop()
{
  clearTimeout( timerId )
  currentOpacity = .99
  setOpacity() 
  fadeControls("playImage") 
}

// ----- Start the slideshow again -----

function fadePlay()
{
  timerId = setTimeout(fadeOut,showDelay);
  fadeControls("stopImage")
}

function fadeControls( show )
{
  var old = (show=="playImage")?"stopImage":"playImage"
  document.getElementById(old).style.display  = "none"
  document.getElementById(show).style.display = "block"
}

// ------ Set the Opacity for all browsers -----
	
function setOpacity() 
{ 
  var imageObject = images[currentImage]
  
	if(currentOpacity >.99) 
  {
			currentOpacity = .99;
			return;
	}
	
	imageObject.style.opacity    = currentOpacity
	imageObject.style.MozOpacity = currentOpacity
	imageObject.style.filter     = "alpha(opacity=" + (currentOpacity*100) + ")";
}