// JavaScript Document

var imgId = "slide";
var textColor = "#999999";
var textHilite = "#7AAFE1";

var numSlides = 0;
var currSlide = 0;
var slideIndex = 0;

var infoUp = 0;
var barWidth = 0.000;

function initSlideShow(totalSlides)
{
	var progWidth = 0;
	
	currSlide = 1;
	numSlides = totalSlides;
	document.getElementById('progBar').style.visibility="visible";
	//document.getElementById('progBar').style.visibility="visible";

	
	for (i=1; i<=numSlides; i++)
	{
		//progWidth = i/numSlides;
		//progBar(progWidth);
		
		imgId = "slide" + i;
		hideImg(imgId);
	}	
	
	imgId = "slide" + currSlide;
	showImg(imgId);
	setTimeout(document.getElementById('progBar').style.visibility="hidden",1000);
}

function progBar(slideNum,totalNum)
{
	barWidth = slideNum/totalNum * 100 + "px";
	
	document.getElementById('progBarBgrd').style.width=barWidth;
}

function hideImg(slideId)
{
slideIndex = "slideIndex"+currSlide;

document.getElementById(slideId).style.visibility="hidden";
document.getElementById(slideIndex).style.color=textColor;
}

function showImg(slideId)
{
slideIndex = "slideIndex"+currSlide;
navBgSwap(slideId);
infoBgSwap("infoBoxBg");

document.getElementById(slideId).style.visibility="visible";
document.getElementById(slideIndex).style.color=textHilite;
}

function nextImg()
{
	this.blur();
	if (currSlide==numSlides)
	{
		hideImg(imgId);
		currSlide = 1;
		imgId="slide"+currSlide;
		showImg(imgId);
	}
	
	else
	{
	hideImg(imgId);
	currSlide++;
	imgId="slide"+currSlide;
	showImg(imgId);
	}
}

function lastImg()
{
	this.blur();
	if (currSlide==1)
	{
		hideImg(imgId);
		currSlide = numSlides;
		imgId="slide"+currSlide;
		showImg(imgId);
	}
	
	else
	{
		hideImg(imgId);
		currSlide = currSlide - 1;
		imgId="slide"+currSlide;
		showImg(imgId);
	}
}
function getImg(slideId)
{
	hideImg(imgId);
	currSlide = slideId;
	imgId="slide"+currSlide;
	showImg(imgId);
	this.blur();
}
function toggleInfo(infoId)
{
	if (infoUp==1)
	{
		hideInfo(infoId);
	}
	else
	{
		showInfo(infoId);
	}
	this.blur();
}
function showInfo(infoId)
{
	document.getElementById(infoId).style.display="block";
	document.getElementById('infoBoxBg').style.display="block";
	infoUp=1;
}
function infoBgSwap(infoBg)
{
	if (document.getElementById('imgContainer').style.backgroundColor == "black")
	{
		document.getElementById(infoBg).style.backgroundColor="white";
		if (navigator.appName=="Microsoft Internet Explorer")
		{document.getElementById(infoBg).filters.alpha.opacity=10;}
		else
		{document.getElementById(infoBg).style.opacity=.1;}
	}
	else
	{
		document.getElementById(infoBg).style.backgroundColor="black";
		if (navigator.appName=="Microsoft Internet Explorer")
		{document.getElementById(infoBg).filters.alpha.opacity=80;}
		else
		{document.getElementById(infoBg).style.opacity=.8;}
	}
}
function hideInfo(infoId)
{
	document.getElementById(infoId).style.display="none";
	document.getElementById('infoBoxBg').style.display="none";
	infoUp=0;
}

function navBgSwap(slideId)
{
var tempX;
var subMenuId;
var subBgId;

if (document.getElementById(slideId).className == "slideImgDwg")
{
	document.getElementById('imgContainer').style.backgroundColor="black";
	tempX = document.getElementById('menuBar');
	tempX.style.backgroundColor="white";
	
	if (navigator.appName != "Microsoft Internet Explorer")
	{
		tempX.style.opacity=0.1;
		for (i=1; i<=5; i++)
		{
			subMenuId="subDiv"+i;
			document.getElementById(subMenuId).style.backgroundColor="transparent";
			document.getElementById(subMenuId).style.opacity=1;
			//document.getElementById(subMenuId).style.color="white";
			
			subBgId="subBg"+i;
			document.getElementById(subBgId).style.visibility="visible";
		}
	}
	else
	{
		tempX.filters.alpha.opacity=10;
		for (i=1; i<=5; i++)
		{
			subMenuId="subDiv"+i;
			document.getElementById(subMenuId).style.backgroundColor="transparent";
			document.getElementById(subMenuId).filters.alpha.opacity=100;
			//document.getElementById(subMenuId).style.color="white";
			
			subBgId="subBg"+i;
			document.getElementById(subBgId).style.visibility="visible";
		}
	}
}
else
{
	document.getElementById('imgContainer').style.backgroundColor="transparent";
	tempX = document.getElementById('menuBar');
	tempX.style.backgroundColor="#000000";
	
	if (navigator.appName != "Microsoft Internet Explorer")
	{
		tempX.style.opacity=0.8;
		for (i=1; i<=5; i++)
		{
			subMenuId="subDiv"+i;
			document.getElementById(subMenuId).style.backgroundColor="#000000";
			document.getElementById(subMenuId).style.opacity=0.8;
			
			subBgId="subBg"+i;
			document.getElementById(subBgId).style.visibility="hidden";
		}
	}
	else
	{			
		tempX.filters.alpha.opacity=80;
		for (i=1; i<=5; i++)
		{
			subMenuId="subDiv"+i;
			document.getElementById(subMenuId).style.backgroundColor="#000000";
			document.getElementById(subMenuId).filters.alpha.opacity=80;
			
			subBgId="subBg"+i;
			document.getElementById(subBgId).style.visibility="hidden";
		}
	}
}
}