/**
 * jQuery lightBox plugin
 * This jQuery plugin was inspired and based on Lightbox 2 by Lokesh Dhakar (http://www.huddletogether.com/projects/lightbox2/)
 * and adapted to me for use like a plugin from jQuery.
 * @name jquery-lightbox-0.5.js
 * @author Leandro Vieira Pinho - http://leandrovieira.com
 * @version 0.5
 * @date April 11, 2008
 * @category jQuery plugin
 * @copyright (c) 2008 Leandro Vieira Pinho (leandrovieira.com)
 * @license CC Attribution-No Derivative Works 2.5 Brazil - http://creativecommons.org/licenses/by-nd/2.5/br/deed.en_US
 * @example Visit http://leandrovieira.com/projects/jquery/lightbox/ for more informations about this jQuery plugin
 */
(function($){
	$.fn.lightBox=function(settings){		
		
		settings=jQuery.extend({
								   	overlayBgColor:'#000',
									overlayOpacity:0.8,
									fixedNavigation:false,
									imageLoading:'http://83.241.26.92/work/Projects/nomoda/i/loading.gif',
									imageBtnPrev:'http://83.241.26.92/work/Projects/nomoda/i/lightbox-btn-prev.gif',
									imageBtnNext:'http://83.241.26.92/work/Projects/nomoda/i/lightbox-btn-next.gif',
									imageBtnClose:'http://83.241.26.92/work/Projects/nomoda/i/lightbox-btn-close.gif',
									imageBlank:'http://83.241.26.92/work/Projects/nomoda/i/lightbox-blank.gif',
									containerBorderSize:10,
									containerResizeSpeed:400,
									txtImage:'Image',
									txtOf:'of',
									keyToClose:'c',
									keyToPrev:'p',
									keyToNext:'n',
									imageArray:[],
									activeImage:0,
									galPath:'',
									imageArrayInitial:[]
								},
								settings);				
		
		for (i=0; i<settings.imageArrayInitial.length; i++){
			settings.imageArray[settings.imageArray.length]=new Array(settings.galPath+settings.imageArrayInitial[i][0], "");
		}
		
		var jQueryMatchedObj=this;
		
		function _initialize(){
			_start(this,jQueryMatchedObj);
			return false;
		}
		
		function _start(objClicked,jQueryMatchedObj){
			$('embed, object, select').css({'visibility':'hidden'});
			_set_interface();
			//settings.imageArray.length=0;
//			alert(objClicked.getAttribute('href'));
			settings.activeImage=0;
			if(jQueryMatchedObj.length==1){
				var f=false;
				for (i=0; i<settings.imageArray.length; i++){					
					if(settings.imageArray[i][0]==objClicked.getAttribute('href')){							
							f=true;
						};
				}
				if (!f){
					settings.imageArray.push(
											 new Array(objClicked.getAttribute('href'),
														objClicked.getAttribute('title'))
											 );
				}
			}
			else{
				for(var i=0;i<jQueryMatchedObj.length;i++){
					settings.imageArray.push(new Array(jQueryMatchedObj[i].getAttribute('href'),jQueryMatchedObj[i].getAttribute('title')));
				}
			}
//			alert(objClicked.getAttribute('href'));
		while(settings.imageArray[settings.activeImage][0]!=objClicked.getAttribute('href')){
			settings.activeImage++;
		}
		
		_set_image_to_view();
	}
	
	function _set_interface(){
		$('body').append('<div id="jquery-overlay"></div><div id="jquery-lightbox"><div id="lightbox-container-image-box"><div id="lightbox-container-image"><IMG id="lightbox-image"><div style="" id="lightbox-nav"><a href="#" id="lightbox-nav-btnPrev"></a><a href="#" id="lightbox-nav-btnNext"></a></div><div id="lightbox-loading"><a href="#" id="lightbox-loading-link"><IMG src="'+settings.imageLoading+'" width="50px" height="50px"></a></div></div></div><div id="lightbox-container-image-data-box"><div id="lightbox-container-image-data"><div id="lightbox-image-details"><span id="lightbox-image-details-caption"></span><span id="lightbox-image-details-currentNumber"></span></div><div id="lightbox-secNav"><a href="#" id="lightbox-secNav-btnClose"><IMG src="'+settings.imageBtnClose+'"></a></div></div></div></div>');
		
		var arrPageSizes=___getPageSize();
		
		$('#jquery-overlay').css({
								 backgroundColor:settings.overlayBgColor,
								 opacity:settings.overlayOpacity,
								 width:arrPageSizes[0],height:arrPageSizes[1]
								 }).fadeIn();
		
		var arrPageScroll=___getPageScroll();
		
		$('#jquery-lightbox').css({top:arrPageScroll[1]+(arrPageSizes[3]/10),left:arrPageScroll[0]}).show();
		
		$('#jquery-overlay,#jquery-lightbox').click(function(){_finish(); return false;});
		
		$('#lightbox-loading-link,#lightbox-secNav-btnClose').click(function(){_finish();return false;});
		
		$(window).resize(function(){
								  var arrPageSizes=___getPageSize();
								  $('#jquery-overlay').css({width:arrPageSizes[0],height:arrPageSizes[1]});
								  
								  var arrPageScroll=___getPageScroll();
								  
								  $('#jquery-lightbox').css({
															top:arrPageScroll[1]+(arrPageSizes[3]/10),
															left:arrPageScroll[0]});
								  });
	}
	
	function _set_image_to_view(){
		$('#lightbox-loading').show();
		
		if(settings.fixedNavigation){
			$('#lightbox-image,#lightbox-container-image-data-box,#lightbox-image-details-currentNumber').hide();
		}
		else{
			$('#lightbox-image, #lightbox-nav, #lightbox-nav-btnPrev, #lightbox-nav-btnNext, #lightbox-container-image-data-box, #lightbox-image-details-currentNumber').hide();
		}
		
		var objImagePreloader=new Image();
		
		objImagePreloader.onload=function(){
					$('#lightbox-image').attr('src',settings.imageArray[settings.activeImage][0]);
					
					_resize_container_image_box(objImagePreloader.width,objImagePreloader.height);
					
					objImagePreloader.onload=function(){};
		};
		
		objImagePreloader.src=settings.imageArray[settings.activeImage][0];
	};
	
	function _resize_container_image_box(intImageWidth,intImageHeight){
		var intCurrentWidth=$('#lightbox-container-image-box').width();
		var intCurrentHeight=$('#lightbox-container-image-box').height();
		var intWidth=(intImageWidth+(settings.containerBorderSize*2));
		var intHeight=(intImageHeight+(settings.containerBorderSize*2));
		var intDiffW=intCurrentWidth-intWidth;
		var intDiffH=intCurrentHeight-intHeight;
		
		$('#lightbox-container-image-box').animate(
											{
												width:intWidth,
												height:intHeight
											},
											settings.containerResizeSpeed,
											function(){_show_image();}
											);
		
		if((intDiffW==0)&&(intDiffH==0)){
			if($.browser.msie){___pause(250);
		}
		else{
			___pause(100);
		}
	}
	
	$('#lightbox-container-image-data-box').css({width:intImageWidth});
	$('#lightbox-nav-btnPrev,#lightbox-nav-btnNext').css({height:intImageHeight+(settings.containerBorderSize*2)});
};

function _show_image(){
	$('#lightbox-loading').hide();
	$('#lightbox-image').fadeIn(function(){
										 _show_image_data();
										 _set_navigation();
										 });
	
	_preload_neighbor_images();
};

function _show_image_data(){
	$('#lightbox-container-image-data-box').slideDown('fast');
	$('#lightbox-image-details-caption').hide();
	
	if(settings.imageArray[settings.activeImage][1]){
		$('#lightbox-image-details-caption').html(settings.imageArray[settings.activeImage][1]).show();
	}
	
	if(settings.imageArray.length>1){
		$('#lightbox-image-details-currentNumber').html(settings.txtImage+' '+(settings.activeImage+1)+' '+settings.txtOf+' '+settings.imageArray.length).show();
	}
}

function _set_navigation(){
	$('#lightbox-nav').show();
	$('#lightbox-nav-btnPrev,#lightbox-nav-btnNext').css({'background':'transparent url('+settings.imageBlank+') no-repeat'});

	if(settings.activeImage!=0){
		if(settings.fixedNavigation){
			$('#lightbox-nav-btnPrev').css({'background':'url('+settings.imageBtnPrev+') left 15% no-repeat'}).unbind().bind('click',
					function(){
						settings.activeImage=settings.activeImage-1;
						_set_image_to_view();
						return false;
					});
		}
		else{
			$('#lightbox-nav-btnPrev').unbind().hover(
				function(){
						$(this).css({'background':'url('+settings.imageBtnPrev+') left 15% no-repeat'});
					},
				function(){
						$(this).css({'background':'transparent url('+settings.imageBlank+') no-repeat'});
					}).show().bind('click',
						function(){
							settings.activeImage=settings.activeImage-1;
							_set_image_to_view();
							return false;
						});
				}
		}
	
		if(settings.activeImage!=(settings.imageArray.length-1)){
			if(settings.fixedNavigation){
				$('#lightbox-nav-btnNext').css({'background':'url('+settings.imageBtnNext+') right 15% no-repeat'}).unbind().bind('click',
					function(){
						settings.activeImage=settings.activeImage+1;
						_set_image_to_view();
						return false;
					});
			}
			else{
				$('#lightbox-nav-btnNext').unbind().hover(
					function(){
						$(this).css({'background':'url('+settings.imageBtnNext+') right 15% no-repeat'});
					},
					function(){
						$(this).css({'background':'transparent url('+settings.imageBlank+') no-repeat'});
					}
				).show().bind('click',
					function(){
						settings.activeImage=settings.activeImage+1;
						_set_image_to_view();
					return false;
					}
				);
			}
		}
		
		_enable_keyboard_navigation();
	}
function _enable_keyboard_navigation(){$(document).keydown(function(objEvent){_keyboard_action(objEvent);});}
function _disable_keyboard_navigation(){$(document).unbind();}
function _keyboard_action(objEvent){if(objEvent==null){keycode=event.keyCode;escapeKey=27;}else{keycode=objEvent.keyCode;escapeKey=objEvent.DOM_VK_ESCAPE;}
key=String.fromCharCode(keycode).toLowerCase();if((key==settings.keyToClose)||(key=='x')||(keycode==escapeKey)){_finish();}
if((key==settings.keyToPrev)||(keycode==37)){if(settings.activeImage!=0){settings.activeImage=settings.activeImage-1;_set_image_to_view();_disable_keyboard_navigation();}}
if((key==settings.keyToNext)||(keycode==39)){if(settings.activeImage!=(settings.imageArray.length-1)){settings.activeImage=settings.activeImage+1;_set_image_to_view();_disable_keyboard_navigation();}}}
function _preload_neighbor_images(){if((settings.imageArray.length-1)>settings.activeImage){objNext=new Image();objNext.src=settings.imageArray[settings.activeImage+1][0];}
if(settings.activeImage>0){objPrev=new Image();objPrev.src=settings.imageArray[settings.activeImage-1][0];}}
function _finish(){$('#jquery-lightbox').remove();$('#jquery-overlay').fadeOut(function(){$('#jquery-overlay').remove();});$('embed, object, select').css({'visibility':'visible'});}
function ___getPageSize(){var xScroll,yScroll;if(window.innerHeight&&window.scrollMaxY){xScroll=window.innerWidth+window.scrollMaxX;yScroll=window.innerHeight+window.scrollMaxY;}else if(document.body.scrollHeight>document.body.offsetHeight){xScroll=document.body.scrollWidth;yScroll=document.body.scrollHeight;}else{xScroll=document.body.offsetWidth;yScroll=document.body.offsetHeight;}
var windowWidth,windowHeight;if(self.innerHeight){if(document.documentElement.clientWidth){windowWidth=document.documentElement.clientWidth;}else{windowWidth=self.innerWidth;}
windowHeight=self.innerHeight;}else if(document.documentElement&&document.documentElement.clientHeight){windowWidth=document.documentElement.clientWidth;windowHeight=document.documentElement.clientHeight;}else if(document.body){windowWidth=document.body.clientWidth;windowHeight=document.body.clientHeight;}
if(yScroll<windowHeight){pageHeight=windowHeight;}else{pageHeight=yScroll;}
if(xScroll<windowWidth){pageWidth=xScroll;}else{pageWidth=windowWidth;}
arrayPageSize=new Array(pageWidth,pageHeight,windowWidth,windowHeight);return arrayPageSize;};function ___getPageScroll(){var xScroll,yScroll;if(self.pageYOffset){yScroll=self.pageYOffset;xScroll=self.pageXOffset;}else if(document.documentElement&&document.documentElement.scrollTop){yScroll=document.documentElement.scrollTop;xScroll=document.documentElement.scrollLeft;}else if(document.body){yScroll=document.body.scrollTop;xScroll=document.body.scrollLeft;}
arrayPageScroll=new Array(xScroll,yScroll);return arrayPageScroll;};function ___pause(ms){var date=new Date();curDate=null;do{var curDate=new Date();}
while(curDate-date<ms);};return this.unbind('click').click(_initialize);};})(jQuery);