// JavaScript Document

function ImagePreloader(images, call_back)
	{
// store the call-back
	this.callback = call_back;

// initialize internal state.
	this.nLoaded = 0;
	this.nProcessed = 0;
	this.aImages = new Array;

// record the number of images.
	this.nImages = images.length;

 // for each image, call preload()
	for ( var i = 0; i < images.length; i++ ) 
		{
      	this.preload(images[i]);
		}
	}
	
ImagePreloader.prototype.preload = function(image)
	{
// create new Image object and add to array
   	var oImage = new Image;
   	this.aImages.push(oImage);

// set up event handlers for the Image object
	oImage.onload = ImagePreloader.prototype.onload;
	oImage.onerror = ImagePreloader.prototype.onerror;
	oImage.onabort = ImagePreloader.prototype.onabort;

// assign pointer back to this.
	oImage.oImagePreloader = this;
	oImage.bLoaded = false;

// assign the .src property of the Image object
	oImage.src = image;
	}

ImagePreloader.prototype.onComplete = function()
	{
   	this.nProcessed++;

	if (this.nProcessed == this.nImages)
		{
      	this.callback(this.aImages, this.nLoaded);
		}
	}

ImagePreloader.prototype.onload = function()
	{
	this.bLoaded = true;
	this.oImagePreloader.nLoaded++;
	this.oImagePreloader.onComplete();
	}

ImagePreloader.prototype.onerror = function()
	{
   	this.bError = true;
	this.oImagePreloader.onComplete();
	}

ImagePreloader.prototype.onabort = function()
	{
   	this.bAbort = true;
   	this.oImagePreloader.onComplete();
	}

function onPreload(aImages, nImages)
	{
	if (nImages == aImg.length)
		{
		var t=setTimeout("fadeSetup()",17);	
		}
	}