/**
 * 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:'js/plugins/jqlightbox/images/lightbox-ico-loading.gif',
			imageBtnPrev:'js/plugins/jqlightbox/images/lightbox-btn-prev.gif',
			imageBtnNext:'js/plugins/jqlightbox/images/lightbox-btn-next.gif',
			imageBtnClose:'js/plugins/jqlightbox/images/lightbox-btn-close.gif',
			imageBlank:'js/plugins/jqlightbox/images/lightbox-blank.gif',
			containerBorderSize:10,
			containerResizeSpeed:400,
			txtImage:'Image',
			txtOf:'of',
			keyToClose:'c',
			keyToPrev:'p',
			keyToNext:'n',
			imageArray:[],
			activeImage:0
		},settings);
		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;settings.activeImage=0;if(jQueryMatchedObj.length==1){
				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')));
				}
				}
			while(settings.imageArray[settings.activeImage][0]!=objClicked.getAttribute('href')){
				settings.activeImage++;
			}
			_set_image_to_view();
		}
		function _set_interface(){
			$('body').append('<div id="jquery-overlay"></div><div id="jquery-lightbox"><div id="lightbox-container-image-box"><div id="lightbox-container-image"><img id="lightbox-image"><div style="" id="lightbox-nav"><a href="#" id="lightbox-nav-btnPrev"></a><a href="#" id="lightbox-nav-btnNext"></a></div><div id="lightbox-loading"><a href="#" id="lightbox-loading-link"><img src="'+settings.imageLoading+'"></a></div></div></div><div id="lightbox-container-image-data-box"><div id="lightbox-container-image-data"><div id="lightbox-image-details"><span id="lightbox-image-details-caption"></span><span id="lightbox-image-details-currentNumber"></span></div><div id="lightbox-secNav"><a href="#" id="lightbox-secNav-btnClose"><img src="'+settings.imageBtnClose+'"></a></div></div></div></div>');var arrPageSizes=___getPageSize();$('#jquery-overlay').css({
				backgroundColor:settings.overlayBgColor,
				opacity:settings.overlayOpacity,
				width:arrPageSizes[0],
				height:arrPageSizes[1]
				}).fadeIn();var arrPageScroll=___getPageScroll();$('#jquery-lightbox').css({
				top:arrPageScroll[1]+5/*(arrPageSizes[3]/10)*/,
				left:arrPageScroll[0]
				}).show();$('#jquery-overlay,#jquery-lightbox').click(function(){
				_finish();
			});$('#lightbox-loading-link,#lightbox-secNav-btnClose').click(function(){
				_finish();return false;
			});$(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);