//:: Configuration :://
_URL='http://www.pleax.com/';

//:: Tester navigateur :://
var agt=navigator.userAgent.toLowerCase();
var appVer=navigator.appVersion.toLowerCase();
var is_opera=(agt.indexOf("opera")!=-1);
var is_mac=(agt.indexOf("mac")!=-1);
var is_konq=(agt.indexOf('konqueror')!=-1);
var is_safari=((agt.indexOf('safari')!=-1)&&(agt.indexOf('mac')!=-1))?true:false;
var is_khtml=(is_safari||is_konq);
var is_gecko=((!is_khtml)&&(navigator.product)&&(navigator.product.toLowerCase()=="gecko"))?true:false;
var is_fb=((agt.indexOf('mozilla/5')!=-1)&&(agt.indexOf('spoofer')==-1)&&(agt.indexOf('compatible')==-1)&&(agt.indexOf('opera')==-1)&&(agt.indexOf('webtv')==-1)&&(agt.indexOf('hotjava')==-1)&&(is_gecko)&&(navigator.vendor=="Firebird"));
var is_fx=((agt.indexOf('mozilla/5')!=-1)&&(agt.indexOf('spoofer')==-1)&&(agt.indexOf('compatible')==-1)&&(agt.indexOf('opera')==-1)&&(agt.indexOf('webtv')==-1)&&(agt.indexOf('hotjava')==-1)&&(is_gecko)&&((navigator.vendor=="Firefox")||(agt.indexOf('firefox')!=-1)));
var is_moz=((agt.indexOf('mozilla/5')!=-1)&&(agt.indexOf('spoofer')==-1)&&(agt.indexOf('compatible')==-1)&&(agt.indexOf('opera')==-1)&&(agt.indexOf('webtv')==-1)&&(agt.indexOf('hotjava')==-1)&&(is_gecko)&&(!is_fb)&&(!is_fx)&&((navigator.vendor=="")||(navigator.vendor=="Mozilla")||(navigator.vendor=="Debian")));
var is_nav=((agt.indexOf('mozilla')!=-1)&&(agt.indexOf('spoofer')==-1)&&(agt.indexOf('compatible')==-1)&&(agt.indexOf('opera')==-1)&&(agt.indexOf('webtv')==-1)&&(agt.indexOf('hotjava')==-1)&&(!is_khtml)&&(!(is_moz))&&(!is_fb)&&(!is_fx));
var is_ie=((appVer.indexOf('msie')!=-1)&&(!is_opera)&&(!is_khtml));
var is_ie7=((appVer.indexOf('msie 7.0')!=-1)&&(!is_opera)&&(!is_khtml));

	
  // ----------------------------------------------------------------------------------- //
 // ------------------------------------- SCRIPTS ------------------------------------- //
// ----------------------------------------------------------------------------------- //

	//:: -------- Connexion -------- :://
	function verif_login() {
		
		if ($('nomPage').innerHTML!="detail") {
			listeLabel = $('bloc_login').getElementsByTagName('label');
			error=0; lite='';
			
			_pseudo=escape($F('log_pseudo'));
			_pass=escape($F('log_pass'));
			
			if (_pseudo.length<4) { listeLabel[0].style.color="#FF6600"; error=1 }
			else listeLabel[0].style.color="#666";
			
			if (_pass.length<4) { listeLabel[1].style.color="#FF6600"; error=1 }
			else listeLabel[1].style.color="#666";
			
			if (error==0) {
				$('log_submit').hide();
				$('log_wait').show();
				
				if ($('nomPage').innerHTML=="recherche") lite="&lite=1";
				ajax('post', 'pages/connexion_ajax.php', 'pseudo='+_pseudo+'&pass='+_pass+lite, 'verif_login_result');	
	
			}
		}
	}

	function verif_login_result(r) {
		
		var verif = unescape(r).split('|:|');
			statut=verif[0];
			
		if (statut=="verif") {
			alert('Vous devez activer votre compte avant de pouvoir vous connecter');
		} else if (statut=="bad") {
			$('statut_log').innerHTML="Le couple login/pass que vous avez indiqué est incorrect.";
			new Effect.BlindDown('statut_log', { duration:0.5 });
			$('log_submit').show();
			$('log_wait').hide();
			
		} else if (statut=="ok") {
			_pseudo=verif[1];
			_form_upload=verif[2];
			
			if ($('lien_inscription')) new Effect.Fade('lien_inscription');
			new Effect.Fade('bloc_login', { from:1, to:0.01, afterFinish:function() {
																				  
				if ($('nomPage').innerHTML=="recherche") {
					txt ="<h3><span id='titreCat'><b>M</b>on compte Pleax!</span></h3>";	
					txt+="Bonjour <b>"+_pseudo+"</b><br /><br />";
					txt+="<b>&rsaquo;</b> <a href='mon-compte.htm'>Mon compte</a> <b>&lsaquo;</b><br />";
					txt+="<b>&rsaquo;</b> <a href='index.php?my-gestion'>Gérer ma galerie</a> <b>&lsaquo;</b><br /><br />";
					txt+="<b>&rsaquo;</b> <a href='deconnexion.htm'>Me déconnecter</a> <b>&lsaquo;</b>";
					txt+="<br /><br />";
				} else {
					txt ="<h3 style='margin-top:30px'><span id='titreCat'><b>M</b>on compte Pleax!</span></h3>";	
					txt+="Bonjour <b>"+_pseudo+"</b><br /><br />";
					txt+="<b>&rsaquo;</b> <a href='mon-compte.htm'>Mon compte</a> <b>&lsaquo;</b><br />";
					txt+="<b>&rsaquo;</b> <a href='index.php?my-gestion'>Gérer ma galerie</a> <b>&lsaquo;</b><br /><br />";
					txt+="<b>&rsaquo;</b> <a href='deconnexion.htm'>Me déconnecter</a> <b>&lsaquo;</b>";
				}
				$('bloc_login').innerHTML=txt;
				
				new Effect.Appear('bloc_login', { from:0.01, to:1, afterFinish:function() { 
					if ($('form_inscription') && Element.visible('form_inscription')) new Effect.Fade('form_inscription');
					
					if ($('nomPage').innerHTML=="recherche") 
						{ $('lien_upload').innerHTML='&nbsp;<img src="images/uploader2_lite.png" alt="Upload" /> <a href="javascript:void(0);" onclick="afficher_uploader_bloc();" title="Uploader une photo sur ImagIp Search" >Envoyer Photo</a></li>'; }
					else	
						{ $('form_upload').innerHTML=_form_upload; }
				} } );
				
			} })
		}

	}


	//:: --------- Afficher/Masquer des blocs --------- :://
	function afficher_inscription() {
		new Effect.Phase('lien_inscription', {duration:0.7 });
		new Effect.Phase('form_inscription', {duration:0.7 });
	}
	
	function afficher_uploader() {
		new Effect.Phase('lien_upload', {duration:0.7 });
		new Effect.Phase('form_upload', {duration:0.7 });
	}
	
	function afficher_recherche() {
		new Effect.Phase('lien_recherche_avancee', {duration:0.3 });
		new Effect.Phase('form_recherche_avancee', {duration:0.7 });
	}
	
	function afficher_uploader_bloc() {
		//new Effect.Phase('lien_upload', {duration:0.7 });
		//new Effect.Phase('bloc_uploader', {duration:0.7 });

		$('bloc_uploader_flottant').toggle();
	}
	
	function afficher_poster_com() {
		new Effect.Phase('poster_com_form', {duration:0.7}); 
		new Effect.Phase('poster_com_lien', {duration:0.7}); 
	}
	
	//:: ---------- Formulaire : Uploader une photo ---------- :://
	function verif_form_uploader() {
		fichier=$F('up_file');
		ext=extension(fichier.toLowerCase());
		tag=$F('up_tag');
		desc=$F('up_description');
		titre=$F('up_titre');
		
		if (tag.length==0 || desc.lenght==0 || titre.lenght==0 || fichier.length==0){
			$('statut_uploader').innerHTML="Tout les champs doivent être renseignés !";
			new Effect.BlindDown('statut_uploader', { duration:0.5 });
			return false;
		} else if ( ext=="jpg" || ext=="png" || ext=="jpeg" || ext=="gif" ) {
			$('up_wait').show();
			$('up_uploader').hide();
			return true;
		} else {
			$('statut_uploader').innerHTML="Seules les extensions <b>jpg/jpeg/png/gif</b> sont autorisées !";
			new Effect.BlindDown('statut_uploader', { duration:0.5 });
			return false;
		}
								  
	}
	
	
	//:: --------------- Voter pour une photo ----------- :://
	function voter_photo(id) {
		ajax('get', 'pages/voter_ajax.php', 'id='+escape(id), 'voter_photo2');
	}
	function voter_photo2(nb) {
		if (nb=="double_vote") {
			$('error').innerHTML="Vous avez déjà voté pour cette photo !";
			$('error').toggle(); 
			new Effect.Highlight('error', {duration:1.5});
		}
		else
		{
			$('nbVotes').innerHTML=nb;
		}
		//new Effect.Pulsate('nbVotes', {duration:1, pulse:3});
	}
	
	
	//:: -------------- Commentaire ------------------ :://
	function post_commentaire() {
		_mess=escape($('text_com').value);
		_id=$F('id_photo');
		if (_mess.length<10) {
			$('text_com').value+='\nVotre message doit être plus long !';
			$('text_com').style.border='1px solid #F33';
		}
		else 
		{
			$('wait_poster_com').show();
			$('submit_poster_com').hide();
			ajax('post', 'pages/commentaire_ajax.php?act=poster', 'message='+_mess+'&id='+_id, 'post_commentaire2');
		}
		
	}
	
	function post_commentaire2(r) {
		r=unescape(r);
		if (r=="ok") {
			$('wait_poster_com').hide();
			$('submit_poster_com').show();
			$('poster_com_form').innerHTML="<center><u style='color:#FF6600'>Votre commentaire a été ajouté avec succés !</u></center>";
		}
		else
		{
			alert('Erreur inconnue détectée !');
		}
	}
	
  // ----------------------------------------------------------------------------------- //
 // ------------------------------- FONCTIONS GENERALES ------------------------------- //
// ----------------------------------------------------------------------------------- //

// Script Ajax perso ( POST/GET en asynchrone )
function ajax ( type, fichier, variables /* , fonction */ ) 
{ 
	if ( window.XMLHttpRequest ) var req = new XMLHttpRequest();
	else if ( window.ActiveXObject ) var req = new ActiveXObject("Microsoft.XMLHTTP");
	else alert("Votre navigateur n'est pas assez récent pour accéder à cette fonction, ou les ActiveX ne sont pas autorisés");
	if ( arguments.length==4 ) var fonction = arguments[3];

	if (type.toLowerCase()=="post") {
		req.open("POST", _URL+fichier, true);
		req.setRequestHeader('Content-Type','application/x-www-form-urlencoded; charset=iso-8859-1');
		req.send(variables);
	} else if (type.toLowerCase()=="get") {
		req.open('get', _URL+fichier+"?"+variables, true);
		req.setRequestHeader('Content-type', 'application/x-www-form-urlencoded; charset=iso-8859-1');
		req.send(null);
	} else { 
		alert("Méthode d'envoie des données invalide"); 
	}

	req.onreadystatechange = function()  { 
		if (req.readyState == 4 && req.responseText != null )
		{				
			if (fonction) eval( fonction + "('"+escape(req.responseText)+"')");
			
		} 
	}
}

function ajaxDirect(fichier)
{
	if(window.XMLHttpRequest) // FIREFOX
		xhr_object = new XMLHttpRequest();
	else if(window.ActiveXObject) // IE
		xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	else
		return(false);
	xhr_object.open("GET", _URL+fichier, false);
	xhr_object.send(null);
	if(xhr_object.readyState == 4) return(xhr_object.responseText);
	else return(false);
}

// Equivalent perso de isset( )
function isset(varname){
  return (typeof(varname)!='undefined');
}

// Récupérer extension
function extension(imagee) {

if (imagee.length==0) return false;

extension     = "";
var indicSlash = imagee.lastIndexOf("\\");
var tabDecomp = imagee.substring(indicSlash+1).split(".");
extension = tabDecomp[tabDecomp.length-1];   

return( extension);
} 



if (desactiver_lightbox!=1) {
	

// -----------------------------------------------------------------------------------
//
//	Lightbox v2.02
//	by Lokesh Dhakar - http://www.huddletogether.com
//	3/31/06
//
//	For more information on this script, visit:
//	http://huddletogether.com/projects/lightbox2/
//
//	Licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
//	
//	Credit also due to those who have helped, inspired, and made their code available to the public.
//	Including: Scott Upton(uptonic.com), Peter-Paul Koch(quirksmode.org), Thomas Fuchs(mir.aculo.us), and others.
//
//
// -----------------------------------------------------------------------------------
/*

	
*/
// -----------------------------------------------------------------------------------

//
//	Configuration
//
var fileLoadingImage = "include/js/images/loading.gif";		
var fileBottomNavCloseImage = "include/js/images/closelabel.gif";

var resizeSpeed = 7;	// controls the speed of the image resizing (1=slowest and 10=fastest)

var borderSize = 10;	//if you adjust the padding in the CSS, you will need to update this variable

// -----------------------------------------------------------------------------------

//
//	Global Variables
//
var imageArray = new Array;
var activeImage;

if(resizeSpeed > 10){ resizeSpeed = 10;}
if(resizeSpeed < 1){ resizeSpeed = 1;}
resizeDuration = (11 - resizeSpeed) * 0.15;

// -----------------------------------------------------------------------------------

//
//	Additional methods for Element added by SU, Couloir
//	- further additions by Lokesh Dhakar (huddletogether.com)
//
Object.extend(Element, {
	getWidth: function(element) {
	   	element = $(element);
	   	return element.offsetWidth; 
	},
	setWidth: function(element,w) {
	   	element = $(element);
    	element.style.width = w +"px";
	},
	setHeight: function(element,h) {
   		element = $(element);
    	element.style.height = h +"px";
	},
	setTop: function(element,t) {
	   	element = $(element);
    	element.style.top = t +"px";
	},
	setSrc: function(element,src) {
    	element = $(element);
    	element.src = src; 
	},
	setHref: function(element,href) {
    	element = $(element);
    	element.href = href; 
	},
	setInnerHTML: function(element,content) {
		element = $(element);
		element.innerHTML = content;
	}
});

// -----------------------------------------------------------------------------------

//
//	Extending built-in Array object
//	- array.removeDuplicates()
//	- array.empty()
//
Array.prototype.removeDuplicates = function () {
	for(i = 1; i < this.length; i++){
		if(this[i][0] == this[i-1][0]){
			this.splice(i,1);
		}
	}
}

// -----------------------------------------------------------------------------------

Array.prototype.empty = function () {
	for(i = 0; i <= this.length; i++){
		this.shift();
	}
}

// -----------------------------------------------------------------------------------

//
//	Lightbox Class Declaration
//	- initialize()
//	- start()
//	- changeImage()
//	- resizeImageContainer()
//	- showImage()
//	- updateDetails()
//	- updateNav()
//	- enableKeyboardNav()
//	- disableKeyboardNav()
//	- keyboardNavAction()
//	- preloadNeighborImages()
//	- end()
//
//	Structuring of code inspired by Scott Upton (http://www.uptonic.com/)
//
var Lightbox = Class.create();

Lightbox.prototype = {
	
	// initialize()
	// Constructor runs on completion of the DOM loading. Loops through anchor tags looking for 
	// 'lightbox' references and applies onclick events to appropriate links. The 2nd section of
	// the function inserts html at the bottom of the page which is used to display the shadow 
	// overlay and the image container.
	//
	initialize: function() {	
		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];
			
			var relAttribute = String(anchor.getAttribute('rel'));
			
			// use the string.match() method to catch 'lightbox' references in the rel attribute
			if (anchor.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
				anchor.onclick = function () {myLightbox.start(this); return false;}
			}
		}

		// The rest of this code inserts html at the bottom of the page that looks similar to this:
		//
		//	<div id="overlay"></div>
		//	<div id="lightbox">
		//		<div id="outerImageContainer">
		//			<div id="imageContainer">
		//				<img id="lightboxImage">
		//				<div style="" id="hoverNav">
		//					<a href="#" id="prevLink"></a>
		//					<a href="#" id="nextLink"></a>
		//				</div>
		//				<div id="loading">
		//					<a href="#" id="loadingLink">
		//						<img src="images/loading.gif">
		//					</a>
		//				</div>
		//			</div>
		//		</div>
		//		<div id="imageDataContainer">
		//			<div id="imageData">
		//				<div id="imageDetails">
		//					<span id="caption"></span>
		//					<span id="numberDisplay"></span>
		//				</div>
		//				<div id="bottomNav">
		//					<a href="#" id="bottomNavClose">
		//						<img src="images/close.gif">
		//					</a>
		//				</div>
		//			</div>
		//		</div>
		//	</div>


		var objBody = document.getElementsByTagName("body").item(0);
		
		var objOverlay = document.createElement("div");
		objOverlay.setAttribute('id','overlay');
		objOverlay.style.display = 'none';
		objOverlay.onclick = function() { myLightbox.end(); return false; }
		objBody.appendChild(objOverlay);
		
		var objLightbox = document.createElement("div");
		objLightbox.setAttribute('id','lightbox');
		objLightbox.style.display = 'none';
		objBody.appendChild(objLightbox);
	
		var objOuterImageContainer = document.createElement("div");
		objOuterImageContainer.setAttribute('id','outerImageContainer');
		objLightbox.appendChild(objOuterImageContainer);

		var objImageContainer = document.createElement("div");
		objImageContainer.setAttribute('id','imageContainer');
		objOuterImageContainer.appendChild(objImageContainer);
	
		var objLightboxImage = document.createElement("img");
		objLightboxImage.setAttribute('id','lightboxImage');
		objImageContainer.appendChild(objLightboxImage);
	
		var objHoverNav = document.createElement("div");
		objHoverNav.setAttribute('id','hoverNav');
		objImageContainer.appendChild(objHoverNav);
	
		var objPrevLink = document.createElement("a");
		objPrevLink.setAttribute('id','prevLink');
		objPrevLink.setAttribute('href','#');
		objHoverNav.appendChild(objPrevLink);
		
		var objNextLink = document.createElement("a");
		objNextLink.setAttribute('id','nextLink');
		objNextLink.setAttribute('href','#');
		objHoverNav.appendChild(objNextLink);
	
		var objLoading = document.createElement("div");
		objLoading.setAttribute('id','loading');
		objImageContainer.appendChild(objLoading);
	
		var objLoadingLink = document.createElement("a");
		objLoadingLink.setAttribute('id','loadingLink');
		objLoadingLink.setAttribute('href','#');
		objLoadingLink.onclick = function() { myLightbox.end(); return false; }
		objLoading.appendChild(objLoadingLink);
	
		var objLoadingImage = document.createElement("img");
		objLoadingImage.setAttribute('src', fileLoadingImage);
		objLoadingLink.appendChild(objLoadingImage);

		var objImageDataContainer = document.createElement("div");
		objImageDataContainer.setAttribute('id','imageDataContainer');
		objImageDataContainer.className = 'clearfix';
		objLightbox.appendChild(objImageDataContainer);

		var objImageData = document.createElement("div");
		objImageData.setAttribute('id','imageData');
		objImageDataContainer.appendChild(objImageData);
	
		var objImageDetails = document.createElement("div");
		objImageDetails.setAttribute('id','imageDetails');
		objImageData.appendChild(objImageDetails);
	
		var objCaption = document.createElement("span");
		objCaption.setAttribute('id','caption');
		objImageDetails.appendChild(objCaption);
	
		var objNumberDisplay = document.createElement("span");
		objNumberDisplay.setAttribute('id','numberDisplay');
		objImageDetails.appendChild(objNumberDisplay);
		
		var objBottomNav = document.createElement("div");
		objBottomNav.setAttribute('id','bottomNav');
		objImageData.appendChild(objBottomNav);
	
		var objBottomNavCloseLink = document.createElement("a");
		objBottomNavCloseLink.setAttribute('id','bottomNavClose');
		objBottomNavCloseLink.setAttribute('href','#');
		objBottomNavCloseLink.onclick = function() { myLightbox.end(); return false; }
		objBottomNav.appendChild(objBottomNavCloseLink);
	
		var objBottomNavCloseImage = document.createElement("img");
		objBottomNavCloseImage.setAttribute('src', fileBottomNavCloseImage);
		objBottomNavCloseLink.appendChild(objBottomNavCloseImage);
	},
	
	//
	//	start()
	//	Display overlay and lightbox. If image is part of a set, add siblings to imageArray.
	//
	start: function(imageLink) {	

		hideSelectBoxes();

		// stretch overlay to fill page and fade in
		var arrayPageSize = getPageSize();
		Element.setHeight('overlay', arrayPageSize[1]);
		new Effect.Appear('overlay', { duration: 0.2, from: 0.0, to: 0.8 });

		imageArray = [];
		imageNum = 0;		

		if (!document.getElementsByTagName){ return; }
		var anchors = document.getElementsByTagName('a');

		// if image is NOT part of a set..
		if((imageLink.getAttribute('rel') == 'lightbox')){
			// add single image to imageArray
			imageArray.push(new Array(imageLink.getAttribute('href'), imageLink.getAttribute('title')));			
		} else {
		// if image is part of a set..

			// loop through anchors, find other images in set, and add them to imageArray
			for (var i=0; i<anchors.length; i++){
				var anchor = anchors[i];
				if (anchor.getAttribute('href') && (anchor.getAttribute('rel') == imageLink.getAttribute('rel'))){
					imageArray.push(new Array(anchor.getAttribute('href'), anchor.getAttribute('title')));
				}
			}
			imageArray.removeDuplicates();
			while(imageArray[imageNum][0] != imageLink.getAttribute('href')) { imageNum++;}
		}

		// calculate top offset for the lightbox and display 
		var arrayPageSize = getPageSize();
		var arrayPageScroll = getPageScroll();
		var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 15);

		Element.setTop('lightbox', lightboxTop);
		Element.show('lightbox');
		
		this.changeImage(imageNum);
	},

	//
	//	changeImage()
	//	Hide most elements and preload image in preparation for resizing image container.
	//
	changeImage: function(imageNum) {	
		
		activeImage = imageNum;	// update global var

		// hide elements during transition
		Element.show('loading');
		Element.hide('lightboxImage');
		Element.hide('hoverNav');
		Element.hide('prevLink');
		Element.hide('nextLink');
		Element.hide('imageDataContainer');
		Element.hide('numberDisplay');		
		
		imgPreloader = new Image();
		
		// once image is preloaded, resize image container
		imgPreloader.onload=function(){
			Element.setSrc('lightboxImage', imageArray[activeImage][0]);
			myLightbox.resizeImageContainer(imgPreloader.width, imgPreloader.height);
		}
		imgPreloader.src = imageArray[activeImage][0];
	},

	//
	//	resizeImageContainer()
	//
	resizeImageContainer: function( imgWidth, imgHeight) {

		// get current height and width
		this.wCur = Element.getWidth('outerImageContainer');
		this.hCur = Element.getHeight('outerImageContainer');

		// scalars based on change from old to new
		this.xScale = ((imgWidth  + (borderSize * 2)) / this.wCur) * 100;
		this.yScale = ((imgHeight  + (borderSize * 2)) / this.hCur) * 100;

		// calculate size difference between new and old image, and resize if necessary
		wDiff = (this.wCur - borderSize * 2) - imgWidth;
		hDiff = (this.hCur - borderSize * 2) - imgHeight;

		if(!( hDiff == 0)){ new Effect.Scale('outerImageContainer', this.yScale, {scaleX: false, duration: resizeDuration, queue: 'front'}); }
		if(!( wDiff == 0)){ new Effect.Scale('outerImageContainer', this.xScale, {scaleY: false, delay: resizeDuration, duration: resizeDuration}); }

		// if new and old image are same size and no scaling transition is necessary, 
		// do a quick pause to prevent image flicker.
		if((hDiff == 0) && (wDiff == 0)){
			if (navigator.appVersion.indexOf("MSIE")!=-1){ pause(250); } else { pause(100);} 
		}

		Element.setHeight('prevLink', imgHeight);
		Element.setHeight('nextLink', imgHeight);
		Element.setWidth( 'imageDataContainer', imgWidth + (borderSize * 2));

		this.showImage();
	},
	
	//
	//	showImage()
	//	Display image and begin preloading neighbors.
	//
	showImage: function(){
		Element.hide('loading');
		new Effect.Appear('lightboxImage', { duration: 0.5, queue: 'end', afterFinish: function(){	myLightbox.updateDetails(); } });
		this.preloadNeighborImages();
	},

	//
	//	updateDetails()
	//	Display caption, image number, and bottom nav.
	//
	updateDetails: function() {
	
		Element.show('caption');
		Element.setInnerHTML( 'caption', imageArray[activeImage][1]);
		
		// if image is part of set display 'Image x of x' 
		if(imageArray.length > 1){
			Element.show('numberDisplay');
			Element.setInnerHTML( 'numberDisplay', "Image " + eval(activeImage + 1) + " of " + imageArray.length);
		}

		new Effect.Parallel(
			[ new Effect.SlideDown( 'imageDataContainer', { sync: true, duration: resizeDuration + 0.25, from: 0.0, to: 1.0 }), 
			  new Effect.Appear('imageDataContainer', { sync: true, duration: 1.0 }) ], 
			{ duration: 0.65, afterFinish: function() { myLightbox.updateNav();} } 
		);
	},

	//
	//	updateNav()
	//	Display appropriate previous and next hover navigation.
	//
	updateNav: function() {

		Element.show('hoverNav');				

		// if not first image in set, display prev image button
		if(activeImage != 0){
			Element.show('prevLink');
			document.getElementById('prevLink').onclick = function() {
				myLightbox.changeImage(activeImage - 1); return false;
			}
		}

		// if not last image in set, display next image button
		if(activeImage != (imageArray.length - 1)){
			Element.show('nextLink');
			document.getElementById('nextLink').onclick = function() {
				myLightbox.changeImage(activeImage + 1); return false;
			}
		}
		
		this.enableKeyboardNav();
	},

	//
	//	enableKeyboardNav()
	//
	enableKeyboardNav: function() {
		document.onkeydown = this.keyboardAction; 
	},

	//
	//	disableKeyboardNav()
	//
	disableKeyboardNav: function() {
		document.onkeydown = '';
	},

	//
	//	keyboardAction()
	//
	keyboardAction: function(e) {
		if (e == null) { // ie
			keycode = event.keyCode;
		} else { // mozilla
			keycode = e.which;
		}

		key = String.fromCharCode(keycode).toLowerCase();
		
		if((key == 'x') || (key == 'o') || (key == 'c')){	// close lightbox
			myLightbox.end();
		} else if(key == 'p'){	// display previous image
			if(activeImage != 0){
				myLightbox.disableKeyboardNav();
				myLightbox.changeImage(activeImage - 1);
			}
		} else if(key == 'n'){	// display next image
			if(activeImage != (imageArray.length - 1)){
				myLightbox.disableKeyboardNav();
				myLightbox.changeImage(activeImage + 1);
			}
		}


	},

	//
	//	preloadNeighborImages()
	//	Preload previous and next images.
	//
	preloadNeighborImages: function(){

		if((imageArray.length - 1) > activeImage){
			preloadNextImage = new Image();
			preloadNextImage.src = imageArray[activeImage + 1][0];
		}
		if(activeImage > 0){
			preloadPrevImage = new Image();
			preloadPrevImage.src = imageArray[activeImage - 1][0];
		}
	
	},

	//
	//	end()
	//
	end: function() {
		this.disableKeyboardNav();
		Element.hide('lightbox');
		new Effect.Fade('overlay', { duration: 0.2});
		showSelectBoxes();
	}
}

// -----------------------------------------------------------------------------------

//
// 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;
}

// -----------------------------------------------------------------------------------

//
// 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'){
	}
}

// -----------------------------------------------------------------------------------

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

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

// ---------------------------------------------------

function hideSelectBoxes(){
	selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "hidden";
	}
}

// ---------------------------------------------------

//
// 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;
	}
}

// ---------------------------------------------------



function initLightbox() { myLightbox = new Lightbox(); }
Event.observe(window, 'load', initLightbox, false);

}