var openDiv = null;

function showFAQ(popID) {
		if(openDiv){
			if(openDiv!=popID){
				closeFAQ(openDiv);
			}
		}
		document.getElementById(popID).style.display ='block';
		openDiv = popID;
}

function closeFAQ(popID){
		document.getElementById(popID).style.display ='none';
		openDiv = null;
}

function showHide(x) {
	switch(x) {
		case "tuningPack1" :
			if (document.getElementById('tuningPack1').style.display == "inline") {
				document.getElementById('tuningPack1').style.display = "none";
				document.getElementById('tuningPack2').style.display = "none";
				document.getElementById('tuningPack3').style.display = "none";
				break;
			} else {
				document.getElementById('tuningPack1').style.display = "inline";
				document.getElementById('tuningPack2').style.display = "none";
				document.getElementById('tuningPack3').style.display = "none";
				break;
			}
		case "tuningPack2" :
			if (document.getElementById('tuningPack2').style.display == "inline") {
				document.getElementById('tuningPack1').style.display = "none";
				document.getElementById('tuningPack2').style.display = "none";
				document.getElementById('tuningPack3').style.display = "none";
				break;
			} else {
				document.getElementById('tuningPack2').style.display = "inline";
				document.getElementById('tuningPack1').style.display = "none";
				document.getElementById('tuningPack3').style.display = "none";
				break;
			}
		case "tuningPack3" :
			if (document.getElementById('tuningPack3').style.display == "inline") {
				document.getElementById('tuningPack1').style.display = "none";
				document.getElementById('tuningPack2').style.display = "none";
				document.getElementById('tuningPack3').style.display = "none";
				break;
			} else {
				document.getElementById('tuningPack3').style.display = "inline";
				document.getElementById('tuningPack1').style.display = "none";
				document.getElementById('tuningPack2').style.display = "none";
				break;
			}
	}
}

function setECUMenuHeight() {
	menuHeight = document.getElementById('previewPaneECU').clientHeight-15; 
	document.getElementById('menuSlideShowBottom').style.height = menuHeight;
}

function MM_preloadImages() {
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() {
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) {
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() {
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

var displayWaitMessage=false;
var activeImage = false;
var imageGalleryLeftPos = false;
var imageGalleryWidth = false;
var imageGalleryObj = false;
var maxGalleryXPos = false;
var slideSpeed = 0;
var imageGalleryCaptions = new Array();

function startSlide(e) {
	if(document.all)e = event;
		var id = this.id;
		this.getElementsByTagName('IMG')[0].src = '../images/slideShow/' + this.id + '_over.jpg';	
		if(this.id=='arrow_right'){
			slideSpeedMultiply = Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed = -1*slideSpeedMultiply;
			slideSpeed = Math.max(-25,slideSpeed);
		} else {			
			slideSpeedMultiply = 25 - Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed = 1*slideSpeedMultiply;
			slideSpeed = Math.min(25,slideSpeed);
			if(slideSpeed<0)slideSpeed=25;
	}
}
	
function releaseSlide() {
	var id = this.id;
	this.getElementsByTagName('IMG')[0].src = '../images/slideShow/' + this.id + '.jpg';
	slideSpeed=0;
}
		
function gallerySlide() {
	if(slideSpeed!=0) {
		var leftPos = imageGalleryObj.offsetLeft;
		leftPos = leftPos/1 + slideSpeed;
		if(leftPos>maxGalleryXPos) {
			leftPos = maxGalleryXPos;
			slideSpeed = 0;
		}
		if(leftPos<minGalleryXPos) {
			leftPos = minGalleryXPos;
			slideSpeed=0;
		}
	imageGalleryObj.style.left = leftPos + 'px';
	}
	setTimeout('gallerySlide()',75);
}
	
function showImage() {
	if(activeImage) {
		activeImage.style.filter = 'alpha(opacity=50)';	
		activeImage.style.opacity = 0.5;
	}	
	this.style.filter = 'alpha(opacity=100)';
	this.style.opacity = 1;
	activeImage = this;	
}
	
function initSlideShow(x) {
	document.getElementById('arrow_left').onmousemove = startSlide;
	document.getElementById('arrow_left').onmouseout = releaseSlide;
	document.getElementById('arrow_right').onmousemove = startSlide;
	document.getElementById('arrow_right').onmouseout = releaseSlide;
	imageGalleryObj = document.getElementById('theImages');
	imageGalleryLeftPos = imageGalleryObj.offsetLeft;
	imageGalleryWidth = document.getElementById('galleryContainer').offsetWidth - 100;
	maxGalleryXPos = imageGalleryObj.offsetLeft; 
	minGalleryXPos = imageGalleryWidth - document.getElementById('slideEnd').offsetLeft;
	var slideshowImages = imageGalleryObj.getElementsByTagName('IMG');
	for(var no=0;no<slideshowImages.length;no++) {
		slideshowImages[no].onmouseover = showImage;
	}
	var divs = imageGalleryObj.getElementsByTagName('DIV');
	for(var no=0;no<divs.length;no++) {
		if(divs[no].className=='imageCaption')imageGalleryCaptions[imageGalleryCaptions.length] = divs[no].innerHTML;
	}
	gallerySlide();
	imageGalleryObj.style.left = -x + 'px';
}

function initGallerySlideShow(x) {
	document.getElementById('arrow_left').onmousemove = startSlide;
	document.getElementById('arrow_left').onmouseout = releaseSlide;
	document.getElementById('arrow_right').onmousemove = startSlide;
	document.getElementById('arrow_right').onmouseout = releaseSlide;
	imageGalleryObj = document.getElementById('theGalleryImages');
	imageGalleryLeftPos = imageGalleryObj.offsetLeft;
	imageGalleryWidth = document.getElementById('galleryContainer').offsetWidth - 100;
	maxGalleryXPos = imageGalleryObj.offsetLeft; 
	minGalleryXPos = imageGalleryWidth - document.getElementById('slideEnd').offsetLeft;
	var slideshowImages = imageGalleryObj.getElementsByTagName('IMG');
	for(var no=0;no<slideshowImages.length;no++) {
		slideshowImages[no].onmouseover = showImage;
	}
	var divs = imageGalleryObj.getElementsByTagName('DIV');
	for(var no=0;no<divs.length;no++) {
		if(divs[no].className=='imageCaption')imageGalleryCaptions[imageGalleryCaptions.length] = divs[no].innerHTML;
	}
	gallerySlide();
	pixels = (x-1) * 174;
	imageGalleryObj.style.left = -pixels + 'px';
}
function initSmallSlideShow(x) {
	document.getElementById('arrow_left').onmousemove = startSlide;
	document.getElementById('arrow_left').onmouseout = releaseSlide;
	document.getElementById('arrow_right').onmousemove = startSlide;
	document.getElementById('arrow_right').onmouseout = releaseSlide;
	imageGalleryObj = document.getElementById('smallGalleryImages');
	imageGalleryLeftPos = imageGalleryObj.offsetLeft;
	imageGalleryWidth = document.getElementById('recentProjectSlideshow').offsetWidth - 100;
	maxGalleryXPos = imageGalleryObj.offsetLeft; 
	minGalleryXPos = imageGalleryWidth - document.getElementById('slideEnd').offsetLeft;
	var slideshowImages = imageGalleryObj.getElementsByTagName('IMG');
	for(var no=0;no<slideshowImages.length;no++) {
		slideshowImages[no].onmouseover = showImage;
	}
	var divs = imageGalleryObj.getElementsByTagName('DIV');
	for(var no=0;no<divs.length;no++) {
		if(divs[no].className=='imageCaption')imageGalleryCaptions[imageGalleryCaptions.length] = divs[no].innerHTML;
	}
	gallerySlide();
	pixels = (x-1) * 139;
	imageGalleryObj.style.left = -pixels + 'px';
}

function showPreview(imagePath,imageIndex) {
	var subImages = document.getElementById('previewPane').getElementsByTagName('IMG');
	if(subImages.length==0){
		var img = document.createElement('IMG');
		document.getElementById('previewPane').appendChild(img);
	} else img = subImages[0];
	if(displayWaitMessage) {
		document.getElementById('waitMessage').style.display='inline';
	}
	img.onload = function() { hideWaitMessageAndShowCaption(imageIndex-1); };
	img.src = imagePath;
}

function hideWaitMessageAndShowCaption(imageIndex) {
	if(displayWaitMessage)	{
		document.getElementById('waitMessage').style.display='none';
	}
}