if(!window.JSFX)
	JSFX=new Object();

JSFX.FadeImageRunning    = false;
JSFX.FadeImageMinOpacity = 80;
JSFX.FadeImageAutoUp	 = 40;
JSFX.FadeImageAutoDown   = 40;
JSFX.FadeImageSavedOver  = null;
JSFX.FadeImageSavedOut   = null;
document.write('<STYLE TYPE="text/css">.imageFader{ position:relative; filter:alpha(opacity='+JSFX.FadeImageMinOpacity+'); -moz-opacity:'+JSFX.FadeImageMinOpacity/101+'}</STYLE>');

JSFX.fadeImage_actionOnMouseOver = function(e)
{
	srcElement=e ? e.target : event.srcElement;

	if(srcElement.className && srcElement.className=="imageFader")
		JSFX.fadeUp(srcElement);

	/*** If the document already had an onMouseOver handler, call it ***/
	if(JSFX.FadeImageSavedOver != null)
		JSFX.FadeImageSavedOver(e);
}


JSFX.fadeImage_actionOnMouseOut = function(e)
{
	srcElement=e ? e.target : event.srcElement;

	if(srcElement.className && srcElement.className=="imageFader")
		JSFX.fadeDown(srcElement);

	/*** If the document already had an onMouseOut handler, call it ***/
	if(JSFX.FadeImageSavedOut != null)
		JSFX.FadeImageSavedOut(e);
}

JSFX.fadeImageAuto = function(minOpacity, stepUp, stepDown)
{
	if(minOpacity)
		JSFX.FadeImageMinOpacity = minOpacity;
	if(stepUp)
		JSFX.FadeImageAutoUp	= stepUp;
	if(stepDown)
		JSFX.FadeImageAutoDown	= stepDown;

	/*** Save the original document mouseOver/Out events ***/
	JSFX.FadeImageSavedOver = document.onmouseover;
	JSFX.FadeImageSavedOut  = document.onmouseout;

	document.onmouseover	= JSFX.fadeImage_actionOnMouseOver ;
	document.onmouseout	= JSFX.fadeImage_actionOnMouseOut ;
	JSFX.setMinOpacity(JSFX.FadeImageMinOpacity);
}

JSFX.setMinOpacity = function(minOpacity)
{
	if(document.layers) return;

	for(i=0 ; i<document.images.length ; i++)
	{
		var img = document.images[i];
		if(img.className=="imageFader")
		{
			if(img.filters)
				img.filters.alpha.opacity = JSFX.FadeImageMinOpacity;
			else
				img.style.MozOpacity = JSFX.FadeImageMinOpacity/101;
		}
	}
}

JSFX.fadeUpImg = function(imgName, step)
{
	if(document.layers || window.opera)
		return;

	img = document.images[imgName];
	if(img)
		JSFX.fadeUp(img, step);
}

JSFX.fadeUp = function(img, step)
{

	if(img)
	{
		if(!step) step=JSFX.FadeImageAutoUp;

		if(img.fade == null)
		{
			img.fade = new Object();
			img.fade.state	 = "OFF";
			img.fade.upStep	 = step;
			img.fade.downStep  = step;
			img.fade.minOpacity  = JSFX.FadeImageMinOpacity;
			img.fade.index = img.fade.minOpacity;

		}
		if(img.fade.state == "OFF")
		{
			img.fade.upStep  = step;
			img.fade.state = "FADE_UP";
			JSFX.startImageFading();
		}
		else if( img.fade.state == "FADE_UP_DOWN"
			|| img.fade.state == "FADE_DOWN")
		{
			img.fade.upStep  = step;
			img.fade.state = "FADE_UP";
		}
	}
}

JSFX.fadeDownImg = function(imgName, step)
{
	if(document.layers || window.opera)
		return;

	img = document.images[imgName];
	if(img)
		JSFX.fadeDown(img, step);
}

JSFX.fadeDown = function(img, step)
{
	if(img)
	{
		if(!step) step=JSFX.FadeImageAutoDown;

		if(img.fade.state=="ON")
		{
			img.fade.downStep  = step;
			img.fade.state="FADE_DOWN";
			JSFX.startImageFading();
		}
		else if(img.fade.state == "FADE_UP")
		{
			img.fade.downStep  = step;
			img.fade.state="FADE_UP_DOWN";
		}
	}
}

JSFX.startImageFading = function()
{
	if(!JSFX.FadeImageRunning)
		JSFX.FadeImageAnimation();
}

JSFX.FadeImageAnimation = function()
{
	JSFX.FadeImageRunning = false;
	for(i=0 ; i<document.images.length ; i++)
	{
		var img = document.images[i];
		if(img.fade)
		{
			if(img.fade.state == "FADE_UP")
			{
				img.fade.index+=img.fade.upStep;
				if(img.fade.index > 100)
					img.fade.index = 100;

				if(img.filters)
					img.filters.alpha.opacity = img.fade.index;
				else
					img.style.MozOpacity = img.fade.index/101;

				if(img.fade.index == 100)
					img.fade.state="ON";
				else
					JSFX.FadeImageRunning = true;
			}
			else if(img.fade.state == "FADE_UP_DOWN")
			{
				img.fade.index+=img.fade.upStep;
				if(img.fade.index > 100)
					img.fade.index = 100;

				if(img.filters)
					img.filters.alpha.opacity = img.fade.index;
				else
					img.style.MozOpacity = img.fade.index/101;

				if(img.fade.index == 100)
					img.fade.state="FADE_DOWN";
				JSFX.FadeImageRunning = true;
			}
			else if(img.fade.state == "FADE_DOWN")
			{
				img.fade.index-=img.fade.downStep;
				if(img.fade.index < img.fade.minOpacity)
					img.fade.index = img.fade.minOpacity;

				if(img.filters)
					img.filters.alpha.opacity = img.fade.index;
				else
					img.style.MozOpacity = img.fade.index/101;

				if(img.fade.index == img.fade.minOpacity)
					img.fade.state="OFF";
				else
					JSFX.FadeImageRunning = true;
			}
		}
	}

	if(JSFX.FadeImageRunning)
		setTimeout("JSFX.FadeImageAnimation()", 40);
}