var FadeInStep 	= 3;
var FadeOutStep 	= 3;
document.write('<STYLE TYPE="text/css">.imgFader{ position:relative; filter:alpha(opacity=0); -moz-opacity:0.0 }</STYLE>');

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

hinn.RolloverObjects=new Array();

hinn.Rollover = function(name, img)
{
	hinn.RolloverObjects[name]=new Image();
	hinn.RolloverObjects[name].img_src = img;	
	if(!hinn.Rollover.postLoad)
		hinn.RolloverObjects[name].src = img;
}
hinn.Rollover.postLoad = false;
hinn.Rollover.loadImages = function()
{
	var i;
	for(i in hinn.RolloverObjects)
	{
		r=hinn.RolloverObjects[i];
		r.src=r.img_src;
	}
}
hinn.Rollover.error = function(n)
{
		alert();
}

hinn.getImg = function(n, d) 
{
	var img = d.images[n];
	if(!img && d.layers)  
		for(var i=0 ; !img && i<d.layers.length ; i++)
			img=hinn.getImg(n,d.layers[i].document);
	return img;
}

hinn.findImg = function(n, d) 
{
	var img = hinn.getImg(n, d);

	if(!img)
	{
		alert();

		return(new Image());
	}
	return img;
}

hinn.ImageFadeRunning=false;
hinn.ImageFadeInterval=30;
hinn.imgFadeIn = function(img, imgSrc)
{
	if(img) 
	{
		if(img.state == null) 
		{
			img.state = "OFF";
			img.index = 0;
			img.next_on    = null;
		}

		if(img.state == "OFF")
		{
			
			if(img.src.indexOf(imgSrc) == -1)
				img.src=imgSrc;

			img.currSrc = imgSrc;
			img.state = "FADE_IN";
			hinn.startFading();
		}
		else if( img.state == "FADE_IN_OUT"
			|| img.state == "FADE_OUT_IN"
			|| img.state == "FADE_OUT")
		{
			if(img.currSrc == imgSrc)
				img.state = "FADE_IN";
			else
			{

				img.next_on = imgSrc;
				img.state="FADE_OUT_IN";
			}
		}
	}
}

hinn.imgFadeOut = function(img)
{
	if(img)
	{
		if(img.state=="ON")
		{
			img.state="FADE_OUT";
			hinn.startFading();
		}
		else if(img.state == "FADE_IN")
		{
			img.state="FADE_IN_OUT";
		}
		else if(img.state=="FADE_OUT_IN")
		{
			img.next_on == null;
			img.state = "FADE_OUT";
		}
	}
}

hinn.startFading = function()
{
	if(!hinn.ImageFadeRunning)
		hinn.ImageFadeAnimation();
}

hinn.ImageFadeAnimation = function()
{
	hinn.ImageFadeRunning = false;
	for(i=0 ; i<document.images.length ; i++)
	{
		var img = document.images[i];
		if(img.state)
		{
			if(img.state == "FADE_IN")
			{
				img.index+=FadeInStep;

				if(img.index > 100)
					img.index = 100;

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

				if(img.index == 100)
					img.state="ON";
				else
					hinn.ImageFadeRunning = true;
			}
			else if(img.state == "FADE_IN_OUT")
			{
				img.index+=FadeInStep;
				if(img.index > 100)
					img.index = 100;

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

	
				if(img.index == 100)
					img.state="FADE_OUT";

				hinn.ImageFadeRunning = true;
			}
			else if(img.state == "FADE_OUT")
			{
				img.index-=FadeOutStep;
				if(img.index < 0)
					img.index = 0;

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


				if(img.index == 0)
					img.state="OFF";
				else
					hinn.ImageFadeRunning = true;
			}
			else if(img.state == "FADE_OUT_IN")
			{
				img.index-=FadeOutStep;
				if(img.index < 0)
					img.index = 0;

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

				if(img.index == 0)
				{
					img.src = img.next_on;
					img.currSrc = img.next_on;
					img.state="FADE_IN";
				}
				hinn.ImageFadeRunning = true;
			}
		}
	}
	
	if(hinn.ImageFadeRunning)
		setTimeout("hinn.ImageFadeAnimation()", hinn.ImageFadeInterval);
}
hinn.hasOpacity = function(obj)
{
	if(document.layers)
		return false;

	if(window.opera)
		return false;

	if(navigator.userAgent.toLowerCase().indexOf("mac") != -1)
		return false;

	return true;
}

hinn.fadeIn = function(imgName, rollName)
{
	if(rollName == null)
		rollName=imgName;

	if(!hinn.RolloverObjects[rollName])
	{
		hinn.Rollover.error(rollName);
		return;
	}

	var img = hinn.findImg(imgName, document);
	if(hinn.hasOpacity(img))
		hinn.imgFadeIn(img, hinn.RolloverObjects[rollName].img_src);
	else
	{
		if(img.offSrc==null)
			img.offSrc=img.src;
		img.src=hinn.RolloverObjects[rollName].img_src;
	}
}
hinn.fadeOut = function(imgName)
{
	var img = hinn.findImg(imgName, document);
	if(hinn.hasOpacity(img))
		hinn.imgFadeOut(img);
	else
		img.src=img.offSrc;
}

hinn.imgOn = function(imgName, rollName)
{
	if(rollName == null)
		rollName=imgName;

	if(!hinn.RolloverObjects[rollName])
	{
		hinn.Rollover.error(rollName);
		return;
	}
	var img = hinn.findImg(imgName,document);
	if(img.offSrc==null)
		img.offSrc=img.src;
	img.src=hinn.RolloverObjects[rollName].img_src;
}
hinn.imgOff = function(imgName)
{
	var img = hinn.findImg(imgName,document);
	img.src=img.offSrc;
}