/*
	Lightbox JS: Fullsize Image Overlays 
	by Lokesh Dhakar - http://www.huddletogether.com

	For more information on this script, visit:
	http://huddletogether.com/projects/lightbox/

	Licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
	(basically, do anything you want, just leave my name and link)
	
	Table of Contents
	-----------------
	Configuration
	
	Functions
	- getPageScroll()
	- getPageSize()
	- pause()
	- getKey()
	- listenKey()
	- showLightbox()
	- hideLightbox()
	- initLightbox()
	- addLoadEvent()
	
	Function Calls
	- addLoadEvent(initLightbox)
*/

//
// Configuration
//

// If you would like to use a custom loading image or close button reference them in the next two lines.
var loadingImage = 'images/loading.gif';
var closeButton = 'images/close.gif';

	var objBody = document.getElementsByTagName("body").item(0);
	
	// create overlay div and hardcode some functional styles (aesthetic styles are in CSS file)
	var objOverlay = document.createElement("div");
	objOverlay.id='overlay';
	objOverlay.onclick = function () {hideLightbox(); return false;}
	objBody.insertBefore(objOverlay, objBody.firstChild);
	
	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();
	
	// preload and create loader image
	var imgPreloader = new Image();
	
	// if loader image found, create link to hide lightbox and create loadingimage
	imgPreloader.onload=function(){

		var objLoadingImageLink = document.createElement("a");
		objLoadingImageLink.href='#';
		objLoadingImageLink.onclick = function () {hideLightbox(); return false;}
		objOverlay.appendChild(objLoadingImageLink);
		
		var objLoadingImage = document.createElement("img");
		objLoadingImage.src = loadingImage;
		objLoadingImage.id='loadingImage';
		objLoadingImageLink.appendChild(objLoadingImage);

		imgPreloader.onload=function(){};	//	clear onLoad, as IE will flip out w/animated gifs

		return false;
	}

	imgPreloader.src = loadingImage;


//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.org
//
function getPageScroll()
{
	var yScroll;

	if (self.pageYOffset) 
	{
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}

//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.org
// Edit for Firefox by pHaez
//
function getPageSize()
{
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY)
	{	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) 
	{	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight)
	{
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth)
	{	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}
	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}


//
// pause(numberMillis)
// Pauses code execution for specified time. Uses busy code, not good.
// Code from http://www.faqts.com/knowledge_base/view.phtml/aid/1602
//
function pause(numberMillis) {
	var now = new Date();
	var exitTime = now.getTime() + numberMillis;
	while (true) {
		now = new Date();
		if (now.getTime() > exitTime)
			return;
	}
}

//
// getKey(key)
// Gets keycode. If 'x' is pressed then it hides the lightbox.
//

function getKey(e){
	if (e == null) { // ie
		keycode = event.keyCode;
	} else { // mozilla
		keycode = e.which;
	}
	key = String.fromCharCode(keycode).toLowerCase();
	
	if(key == 'x'){ hideLightbox(); }
}


//
// listenKey()
//
function listenKey () {	document.onkeypress = getKey; }
	

//
// showLightbox()
// Preloads images. Places new image in lightbox then centers and displays.
//
function showLightbox(thishref,thistitle)
{
	// prep objects
	var objOverlay = document.getElementById('overlay');
	if (! objOverlay) return true; // if not ready, let the link go about it's usual business

	var objLightbox = document.getElementById('lightbox');
	var objImage = document.getElementById('lightboxImage');
	var objLoadingImage = document.getElementById('loadingImage');
	var objTitleBar = document.getElementById('lightboxTitleBar');
	var objprodotherimg = document.getElementById('prodotherimg');
	var objTitle = document.getElementById('lightboxTitle');
	var titlename=thistitle.split("#");
	var arrayPageSize = getPageSize();
	
	var arrayPageScroll = getPageScroll();

	// center loadingImage if it exists
	if (objLoadingImage) 
	{
		objLoadingImage.style.top = (arrayPageScroll[1] + ((arrayPageSize[3] - 35 - objLoadingImage.height) / 2) + 'px');
		objLoadingImage.style.left = (((arrayPageSize[0] - 20 - objLoadingImage.width) / 2) + 'px');
		objLoadingImage.style.display = 'block';
	}
	// set height of Overlay to take up whole page and show
	objOverlay.style.height = (arrayPageSize[1] + 'px');
	objOverlay.style.display = 'block';

	// preload image
	imgPreload = new Image();

	// if close button image found, 
	
	imgPreload.onload=function()
	{
		objImage.src = thishref;
		// if prototype's Position is available, we'll try to line up with our page title
		// (the values are shifted up and to the left 2 pixels to compensate for our border)
		var titleElement = $('screen-title');
		if (Position && Position.cumulativeOffset && titleElement)
		{
			var pos = Position.cumulativeOffset(titleElement);
			var lightboxTop = pos[1] - 2;
			var lightboxLeft = pos[0] - 4;
		}
		else
		{
			// center lightbox and make sure that the top and left values are not negative
			// and the image placed outside the viewport
			var lightboxTop = arrayPageScroll[1] + ((arrayPageSize[3] - 35 - imgPreload.height) / 2);
			var lightboxLeft = ((arrayPageSize[0] - 20 - imgPreload.width) / 2);
		}

		//objLightbox.style.top = (lightboxTop < 0) ? "0px" : lightboxTop + "px";
		//objLightbox.style.left = (lightboxLeft < 0) ? "0px" : lightboxLeft + "px";

		//topdistance=document.documentElement.scrollTop;
		//objLightbox.style.top = (lightboxTop < 0) ? "0px" : topdistance+"px";
		//objLightbox.style.left = (lightboxLeft < 0) ? "0px" : "250px";
		
		objLightbox.style.width="900px";
		objLightbox.style.height="650px";

		var titlename=thistitle.split("#");
		titlename=titlename[0];
		if(titlename){
			objTitleBar.style.display = 'block';
			objTitleBar.style.width = objLightbox.style.width;
			objTitle.innerHTML = titlename;
		} else {
			objTitleBar.style.display = 'none';
		}
		
		// A small pause between the image loading and displaying is required with IE,
		// this prevents the previous image displaying for a short burst causing flicker.
		if (navigator.appVersion.indexOf("MSIE")!=-1){
			pause(250);
		} 

		if (objLoadingImage) {objLoadingImage.style.display = 'none';}
		
		objOverlay.style.display = 'none';
 
		// Hide select boxes as they will 'peek' through the image in IE
		selects = document.getElementsByTagName("select");
		for (i = 0; i != selects.length; i++) {
				selects[i].style.visibility = "hidden";
		}
	
		objLightbox.style.display = 'block';

		// After image is loaded, update the overlay height as the new image might have
		// increased the overall page height.
		arrayPageSize = getPageSize();
		objOverlay.style.height = (arrayPageSize[1] + 'px');
		
		// Check for 'x' keypress
		listenKey();

		return false;
	}

	imgPreload.src = thishref;
	
	///////////////################################//////////////
//	objImagetestheight = document.getElementById('lightboxotherImage1').height+'px';
//	bigimageheight=document.getElementById('lightboxImage').height;
//	
//	str2=0;
//	str1=''+objLightbox.style.height;
//	str2=str1.substring(0,(str1.length-2));
//
//	str4=0;	
//	str3=''+objImagetestheight;
//	str4=str3.substring(0,(str3.length-2));
//
//	padding=str2-str4-bigimageheight-175;
//	
//	objprodotherimg.style.padding=padding+'px';
	
	
	otherprodimgarray ='';
	otherprodimgstring=titlename[1];

	var otherprodimgarray=otherprodimgstring.split(",");

	otherimgtagidname='';
	objImagetestname='';

	for(var otherimg=0;otherimg<otherprodimgarray.length;otherimg++)
	{
		var otherimgtagidname="lightboxotherImage"+(otherimg+1);

		var objImagetestname = "objImagetest"+(otherimg+1);
			objImagetestname = document.getElementById(otherimgtagidname);
		//otherimgPreload = new Image();

		objImagetestname.src =new Image();

		objImagetestname.src = Site_URL+PRD_THUMB_IMG_URL+otherprodimgarray[otherimg];
		objImagetestname.title=thistitle;
		
		//objImagetestname.setAttribute('onmouseover','pass_id('+otherimg+'); return false;');
		if(otherimg==0)
		{
			var lightboxotherImage1;
			objImagetest1=document.getElementById("lightboxotherImage1");
			objImagetest1.onmouseover=function () 
			{
				pass_id(0);
				return false;
			}	
		}
		
		if(otherimg==1)
		{
			var lightboxotherImage2;
			objImagetest2=document.getElementById("lightboxotherImage2");
			objImagetest2.onmouseover=function () 
			{
				pass_id(1);
				return false;
			}
		}

		if(otherimg==2)
		{
			var lightboxotherImage3;
			objImagetest3=document.getElementById("lightboxotherImage3");
			objImagetest3.onmouseover=function () 
			{
				pass_id(2);
				return false;
			}
		}
		
		if(otherimg==3)
		{
			var lightboxotherImage4;
			objImagetest4=document.getElementById("lightboxotherImage4");
			objImagetest4.onmouseover=function () 
			{
				pass_id(3);
				return false;
			}
		}
		
		if(otherimg==4)
		{
			var lightboxotherImage5;
			objImagetest5=document.getElementById("lightboxotherImage5");
			objImagetest5.onmouseover=function () 
			{
				pass_id(4);
				return false;
			}
		}
		
		if(otherimg==5)
		{
			var lightboxotherImage6;
			objImagetest6=document.getElementById("lightboxotherImage6");
			objImagetest6.onmouseover=function () 
			{
				pass_id(5);
				return false;
			}
		}

		/*		otherimgPreload.onload=function()
				{	
					objImagetestname.onmouseover=function () 
					{
						thishref='http://192.168.1.101/kadouri/productimages/prodimg/large/'+otherprodimgarray[0];
						thistitle=thistitle;
						showLightbox(thishref,thistitle);
						return false;
					}
					return false;
				}*/	
	}
	///////////////##################################////////////
	return false;
}

function pass_id(otherimg)
{	
	var otherimgtagidname="lightboxotherImage"+(otherimg+1);
	var objImagetestname = "objImagetest"+(otherimg+1);
		objImagetestname = document.getElementById(otherimgtagidname);

	var otherimagenamearray=objImagetestname.src.split("/");
	var imagename=otherimagenamearray[otherimagenamearray.length-1];
	var newimagepath=thishref=Site_URL+PRD_LARGE_IMG_URL+imagename;

	showLightbox(newimagepath,objImagetestname.title);

	return false;
}


function hideLightbox()
{
	// get objects
	objOverlay = document.getElementById('overlay');
	objLightbox = document.getElementById('lightbox');

	// hide lightbox and overlay
	objOverlay.style.display = 'none';
	objLightbox.style.display = 'none';

	// make select boxes visible
	selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "visible";
	}

	// disable keypress listener
	document.onkeypress = '';
}

//
// initLightbox()
// Function runs on window load, going through link tags looking for rel="lightbox".
// These links receive onclick events that enable the lightbox display for their targets.
// The function also inserts html markup at the top of the page which will be used as a
// container for the overlay pattern and the inline image.
//
function initLightbox(thishref,thistitle)
{
	if (!document.getElementsByTagName){ return; }
	//	var anchors = document.getElementsByTagName("a");
	//
	//	// loop through all anchor tags
	//	for (var i=0; i<anchors.length; i++){
	//		var anchor = anchors[i];
	//
	//		if (anchor.getAttribute("href") && (anchor.getAttribute("rel") == "lightbox")){
	//			anchor.onclick = function () {return showLightbox(this);}
	//		}
	//	}

	// the rest of this code inserts html at the top of the page that looks like this:
	//
	// <div id="overlay">
	//		<a href="#" onclick="hideLightbox(); return false;"><img id="loadingImage" /></a>
	//	</div>
	// <div id="lightbox">
	//		<a href="#" onclick="hideLightbox(); return false;" title="Click anywhere to close image">
	//			<div id="lightboxTitleBar">
	//				<div id="lightboxTitle"></div>
	//				<img id="closeButton" />
	//			</div>
	//			<img id="lightboxImage" />
	//		</a>
	// </div>
	
/*	var objBody = document.getElementsByTagName("body").item(0);
	
	// create overlay div and hardcode some functional styles (aesthetic styles are in CSS file)
	var objOverlay = document.createElement("div");
	objOverlay.id='overlay';
	objOverlay.onclick = function () {hideLightbox(); return false;}
	objBody.insertBefore(objOverlay, objBody.firstChild);
	
	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();

	// preload and create loader image
	var imgPreloader = new Image();
	
	// if loader image found, create link to hide lightbox and create loadingimage
	imgPreloader.onload=function(){

		var objLoadingImageLink = document.createElement("a");
		objLoadingImageLink.setAttribute('href','#');
		objLoadingImageLink.onclick = function () {hideLightbox(); return false;}
		objOverlay.appendChild(objLoadingImageLink);
		
		var objLoadingImage = document.createElement("img");
		objLoadingImage.src = loadingImage;
		objLoadingImage.setAttribute('id','loadingImage');
		objLoadingImageLink.appendChild(objLoadingImage);

		imgPreloader.onload=function(){};	//	clear onLoad, as IE will flip out w/animated gifs

		return false;
	}

	imgPreloader.src = loadingImage;
*/

	var objBody = document.getElementsByTagName("body").item(0);
	var objOverlay = document.getElementById('overlay');

	// create lightbox div, same note about styles as above
	var objLightbox = document.createElement("div");
	objLightbox.id='lightbox';
	topdistance=document.documentElement.scrollTop;
	objLightbox.style.top =  topdistance+"px";
	objLightbox.style.left =  "100px";
	
	
	
	//objLightbox.onclick = function () {hideLightbox(); return false;}
	objBody.insertBefore(objLightbox, objOverlay.nextSibling);
	// create link
	var objLink = document.createElement("a");
	objLink.href='#';
	objLink.title='Click to close';
	
	objLink.onclick = function () {hideLightbox(); return false;}
	objLightbox.appendChild(objLink);
	objLightbox.style.cursor="pointer";
	objLightbox.onclick = function () {hideLightbox(); return false;}
	
	// create title bar
	var objTitleBar = document.createElement("div");
	objTitleBar.id='lightboxTitleBar';
	objLink.appendChild(objTitleBar);
	
	///////////////#########################################//////////////////////////

	var objprodotherimg = document.createElement("div");
	objprodotherimg.id='prodotherimg';
	objprodotherimg.style.width="900px";
	objprodotherimg.style.height="150px";
	objprodotherimg.style.position="absolute";
	objprodotherimg.style.top="0px";
	

	//objprodotherimg.style.position="fixed";
	//objprodotherimg.style.padding='100px';
	
	objLightbox.appendChild(objprodotherimg);

	///////////////#########################################////////////////////
	
	// create title
/*
	var hrtag = document.createElement("hr");
	objprodotherimg.appendChild(hrtag);
	hrtag.style.bottom=0;
*/
	var brtagb = document.createElement("br");
	objprodotherimg.appendChild(brtagb);
	

	var objprodotherimgTitle = document.createElement("div");
	objprodotherimgTitle.id='prodotherimgTitle';
	objprodotherimgTitle.innerHTML = 'Additional Views';
	objprodotherimg.appendChild(objprodotherimgTitle);
	
	var brtag1 = document.createElement("br");
	brtag1.id='brtag1';
	objprodotherimg.appendChild(brtag1);
	
	var objTitle = document.createElement("div");
	objTitle.id='lightboxTitle';
	objTitleBar.appendChild(objTitle);
	
	// preload and create close button image
	var imgPreloadCloseButton = new Image();

	// if close button image found, 
	imgPreloadCloseButton.onload=function()
	{
		var objCloseButton = document.createElement("img");
		objCloseButton.src = closeButton;
		objCloseButton.id='closeButton';
		objTitleBar.appendChild(objCloseButton);

		return false;
	}

	imgPreloadCloseButton.src = closeButton;

	//////////////////######Code for other images Start ##################//////////////////////////////////////////

	var titlename=thistitle.split("#");

	otherprodimgarray ='';
	otherprodimgstring=titlename[1];

	var otherprodimgarray=otherprodimgstring.split(",");

	otherimgtagidname='';
	objImagetestname='';

	for(var i=1;i<=otherprodimgarray.length;i++)
	{
		var objprodotherimgDiv = document.createElement("div");
		objprodotherimgDiv.style.width="125px";
	
		objprodotherimg.appendChild(objprodotherimgDiv);
		
		var objprodotherimgCenterTag = document.createElement("center");
		objprodotherimgDiv.appendChild(objprodotherimgCenterTag);	

		var temp=document.createElement("img");
		temp.src=Site_URL+PRD_THUMB_IMG_URL+otherprodimgarray[i-1];
		var z = "objImagetest"+i;
		var z = document.createElement("img");
		
		var imgid = "lightboxotherImage"+i;
		
		z.id=imgid;
		
		/*
		if(temp.width==0)
			z.width=75;
		else
			z.width=75;

		if(temp.height==0)
			z.height=75;
		else
			z.height=75;
		*/
			
		z.vspace="10";
		z.hspace="10";

		z.onmouseover='hideLightbox(); return false;';
		
		objprodotherimgCenterTag.appendChild(z);
		
		/*
		objprodotherimg.appendChild(z);
		var brtag1 = document.createElement("br");
		brtag1.id='brtag';
		objprodotherimg.appendChild(brtag1);
		*/
	}


	var brtag = document.createElement("br");
	brtag.id='brtag';
	objLightbox.appendChild(brtag);

	//////////#########Code for other images End####################//////////////////////////////////////////

	// create image
	var objImage = document.createElement("img");
	objImage.id='lightboxImage';
	objImage.style.position="absolute";
	objImage.style.left="175px";
	objImage.style.top="50px";
	//objImage.width='600';
	//objImage.height='350';
	objLink.appendChild(objImage);
	
	showLightbox(thishref,thistitle);
	return false;
	
}

//
// addLoadEvent()
// Adds event to window.onload without overwriting currently assigned onload functions.
// Function found at Simon Willison's weblog - http://simon.incutio.com/
//
function addLoadEvent(func)
{	
	var oldonload = window.onload;
	if (typeof window.onload != 'function'){
		window.onload = func;
	} else {
		window.onload = function(){
		oldonload();
		func();
		}
	}

}

//addLoadEvent(initLightbox);	// run initLightbox onLoad