ÿþ/**

 * jQuery Lightbox Plugin (balupton edition) - Lightboxes for jQuery

 * Copyright (C) 2008 Benjamin Arthur Lupton

 * http://jquery.com/plugins/project/jquerylightbox_bal

 *

 * This file is part of jQuery Lightbox (balupton edition).

 * 

 */

(function($){if(!$.browser.safari&&typeof window.console!=='undefined'&&typeof window.console.log==='function'){$.log=window.console.log}else{$.log=function(){}}$.params_to_json=$.params_to_json||function(params){params=String(params);params=params.substring(params.indexOf('?')+1);params=params.replace(/\+/g,'%20');if(params.substring(0,1)==='{'&&params.substring(params.length-1)==='}'){return eval(decodeURIComponent(params))}params=params.split(/\&|\&amp\;/);var json={};for(var i=0,n=params.length;i<n;++i){var param=params[i]||null;if(param===null){continue}param=param.split('=');if(param===null){continue}var key=param[0]||null;if(key===null){continue}if(typeof param[1]==='undefined'){continue}var value=param[1];key=decodeURIComponent(key);value=decodeURIComponent(value);try{value=eval(value)}catch(e){}var keys=key.split('.');if(keys.length===1){json[key]=value}else{var path='';for(ii in keys){key=keys[ii];path+='.'+key;eval('json'+path+' = json'+path+' || {}')}eval('json'+path+' = value')}}return json};$.LightboxClass=function(){this.construct()};$.fn.lightbox=function(options){$.Lightbox=$.Lightbox||new $.LightboxClass();if($.Lightbox.ie6&&!$.Lightbox.ie6_support){return this}options=$.extend({start:false,events:true},options);var group=$(this);if(options.events){$(group).unbind().click(function(){var obj=$(this);if(!$.Lightbox.init($(obj)[0],group)){return false}if(!$.Lightbox.start()){return false}return false});$(group).addClass('lightbox-enabled')}if(options.start){var obj=$(this);if(!$.Lightbox.init($(obj)[0],group)){return this}if(!$.Lightbox.start()){return this}}return this};$.extend($.LightboxClass.prototype,{images:{list:[],image:false,prev:function(image){if(typeof image==='undefined'){image=this.active();if(!image){return image}}if(this.first(image)){return false}return this.get(image.index-1)},next:function(image){if(typeof image==='undefined'){image=this.active();if(!image){return image}}if(this.last(image)){return false}return this.get(image.index+1)},first:function(image){if(typeof image==='undefined'){return this.get(0)}return image.index===0},last:function(image){if(typeof image==='undefined'){return this.get(this.size()-1)}return image.index===this.size()-1},single:function(){return this.size()===1},size:function(){return this.list.length},empty:function(){return this.size()===0},clear:function(){this.list=[];this.image=false},active:function(image){if(typeof image==='undefined'){return this.image}if(image!==false){image=this.get(image);if(!image){return image}}this.image=image;return true},add:function(obj){if(obj[0]){for(var i=0;i<obj.length;i++){this.add(obj[i])}return true}var image=this.create(obj);if(!image){return image}image.index=this.size();this.list.push(image);return true},create:function(obj){var image={src:'',title:'Untitled',description:'',name:'',index:-1,color:null,width:null,height:null,image:true};if(obj.image){image.src=obj.src||image.src;image.title=obj.title||image.title;image.description=obj.description||image.description;image.name=obj.name||image.name;image.color=obj.color||image.color;image.width=obj.width||image.width;image.height=obj.height||image.height;image.index=obj.index||image.index}else if(obj.tagName){obj=$(obj);if(obj.attr('src')||obj.attr('href')){image.src=obj.attr('src')||obj.attr('href');image.title=obj.attr('title')||obj.attr('alt')||image.title;image.name=obj.attr('name')||'';image.color=obj.css('backgroundColor');var s=image.title.indexOf(': ');if(s>0){image.description=image.title.substring(s+2)||image.description;image.title=image.title.substring(0,s)||image.title}}else{image=false}}else{image=false}if(!image){$.log('ERROR','We dont know what we have:',obj);return false}return image},get:function(image){if(typeof image==='undefined'||image===null){return this.active()}else if(typeof image==='number'){image=this.list[image]||false}else{image=this.create(image);if(!image){return false}var f=false;for(var i=0;i<this.size();i++){var c=this.list[i];if(c.src===image.src&&c.title===image.title&&c.description===image.description){f=c}}image=f}if(!image){$.log('ERROR','The desired image doesn\'t exist: ',image,this.list);return false}return image},debug:function(){return $.Lightbox.debug(arguments)}},constructed:false,src:null,baseurl:null,files:{js:{lightbox:'js/jquery.lightbox.js',colorBlend:'js/jquery.color.js'},css:{lightbox:'css/jquery.lightbox.css'},images:{prev:'images/prev.gif',next:'images/next.gif',blank:'images/blank.gif',loading:'images/loading.gif'}},text:{image:''D5H1)',of:'EF',close:'':D'B X',closeInfo:'You can also click anywhere outside the image to close.',download:'*-EJD 'D5H1)',help:{close:'':D'B',interact:' '},about:{text:'',title:'Licenced under the GNU Affero General Public License.',link:'http://jquery.com/plugins/project/jquerylightbox_bal'}},keys:{close:'c',prev:'p',next:'n'},handlers:{show:null},opacity:0.9,padding:null,speed:400,rel:'lightbox',auto_relify:true,auto_scroll:'follow',auto_resize:true,ie6:null,ie6_support:true,ie6_upgrade:true,colorBlend:null,download_link:true,show_linkback:true,show_info:'auto',show_extended_info:'auto',options:['auto_scroll','auto_resize','download_link','show_info','show_extended_info','ie6_support','ie6_upgrade','colorBlend','baseurl','files','text','show_linkback','keys','opacity','padding','speed','rel','auto_relify'],construct:function(options){var initial=typeof this.constructed==='undefined'||this.constructed===false;this.constructed=true;var domReady=initial;options=$.extend({},options);if(initial&&(typeof options.files==='undefined')){this.src=$('script[src*='+this.files.js.lightbox+']:first').attr('src');if(!this.src){domReady=true}else{this.baseurl=this.src.substring(0,this.src.indexOf(this.files.js.lightbox));var me=this;$.each(this.files,function(group,val){$.each(this,function(file,val){me.files[group][file]=me.baseurl+val})});delete me;options=$.extend(options,$.params_to_json(this.src))}}else if(typeof options.files==='object'){var me=this;$.each(options.files,function(group,val){$.each(this,function(file,val){this[file]=me.baseurl+val})});delete me}else{domReady=false}for(i in this.options){var name=this.options[i];if((typeof options[name]==='object')&&(typeof this[name]==='object')){this[name]=$.extend(this[name],options[name])}else if(typeof options[name]!=='undefined'){this[name]=options[name]}}if(initial&&navigator.userAgent.indexOf('MSIE 6')>=0){this.ie6=true}else{this.ie6=false}if(domReady||typeof options.download_link!=='undefined'||typeof options.colorBlend!=='undefined'||typeof options.files==='object'||typeof options.text==='object'||typeof options.show_linkback!=='undefined'||typeof options.scroll_with!=='undefined'){$(function(){$.Lightbox.domReady()})}return true},domReady:function(){var bodyEl=document.getElementsByTagName($.browser.safari?'head':'body')[0];var stylesheets=this.files.css;var scripts=this.files.js;if(this.ie6&&this.ie6_upgrade){scripts.ie6='http://www.savethedevelopers.org/say.no.to.ie.6.js'}if(this.colorBlend===true&&typeof $.colorBlend==='undefined'){this.colorBlend=true}else{this.colorBlend=typeof $.colorBlend!=='undefined';delete scripts.colorBlend}for(stylesheet in stylesheets){var linkEl=document.createElement('link');linkEl.type='text/css';linkEl.rel='stylesheet';linkEl.media='screen';linkEl.href=stylesheets[stylesheet];linkEl.id='lightbox-stylesheet-'+stylesheet.replace(/[^a-zA-Z0-9]/g,'');$('#'+linkEl.id).remove();bodyEl.appendChild(linkEl)}for(script in scripts){var scriptEl=document.createElement('script');scriptEl.type='text/javascript';scriptEl.src=scripts[script];scriptEl.id='lightbox-script-'+script.replace(/[^a-zA-Z0-9]/g,'');$('#'+scriptEl.id).remove();bodyEl.appendChild(scriptEl)}delete scripts;delete stylesheets;delete bodyEl;$('#lightbox,#lightbox-overlay').remove();$('body').append('<div id="lightbox-overlay"><div id="lightbox-overlay-text">'+(this.show_linkback?'<p><span id="lightbox-overlay-text-about"><a href="#" title="'+this.text.about.title+'">'+this.text.about.text+'</a></span></p><p>&nbsp;</p>':'')+'<p><span id="lightbox-overlay-text-close">'+this.text.help.close+'</span><br/>&nbsp;<span id="lightbox-overlay-text-interact">'+this.text.help.interact+'</span></p></div></div><div id="lightbox"><div id="lightbox-imageBox"><div id="lightbox-imageContainer"><img id="lightbox-image" /><div id="lightbox-nav"><a href="#" id="lightbox-nav-btnPrev"></a><a href="#" id="lightbox-nav-btnNext"></a></div><div id="lightbox-loading"><a href="#" id="lightbox-loading-link"><img src="'+this.files.images.loading+'" /></a></div></div></div><div id="lightbox-infoBox"><div id="lightbox-infoContainer"><div id="lightbox-infoHeader"><span id="lightbox-caption">'+(this.download_link?'<a href="#" title="'+this.text.download+'" id="lightbox-caption-title"></a>':'<span id="lightbox-caption-title"></span>')+'<span id="lightbox-caption-seperator"></span><span id="lightbox-caption-description"></span></span></div><div id="lightbox-infoFooter"><span id="lightbox-currentNumber"></span><span id="lightbox-close"><a href="#" id="lightbox-close-button" title="'+this.text.closeInfo+'">'+this.text.close+'</a></span></div><div id="lightbox-infoContainer-clear"></div></div></div></div>');this.resizeBoxes();this.repositionBoxes();$('#lightbox,#lightbox-overlay,#lightbox-overlay-text-interact').hide();if(this.ie6&&this.ie6_support){$('#lightbox-overlay').css({position:'absolute',top:'0px',left:'0px'})}$.each(this.files.images,function(){var preloader=new Image();preloader.onload=function(){preloader.onload=null;preloader=null};preloader.src=this});$(window).unbind().resize(function(){$.Lightbox.resizeBoxes('resized')});if(this.scroll==='follow'){$(window).scroll(function(){$.Lightbox.repositionBoxes()})}$('#lightbox-nav-btnPrev').unbind().hover(function(){$(this).css({'background':'url('+$.Lightbox.files.images.prev+') left 45% no-repeat'})},function(){$(this).css({'background':'transparent url('+$.Lightbox.files.images.blank+') no-repeat'})}).click(function(){$.Lightbox.showImage($.Lightbox.images.prev());return false});$('#lightbox-nav-btnNext').unbind().hover(function(){$(this).css({'background':'url('+$.Lightbox.files.images.next+') right 45% no-repeat'})},function(){$(this).css({'background':'transparent url('+$.Lightbox.files.images.blank+') no-repeat'})}).click(function(){$.Lightbox.showImage($.Lightbox.images.next());return false});if(this.show_linkback){$('#lightbox-overlay-text-about a').click(function(){window.open($.Lightbox.text.about.link);return false})}$('#lightbox-overlay-text-close').unbind().hover(function(){$('#lightbox-overlay-text-interact').fadeIn()},function(){$('#lightbox-overlay-text-interact').fadeOut()});$('#lightbox-caption-title').click(function(){window.open($(this).attr('href'));return false});$('#lightbox-overlay, #lightbox, #lightbox-loading-link, #lightbox-btnClose').unbind().click(function(){$.Lightbox.finish();return false});if(this.auto_relify){this.relify()}return true},relify:function(){var groups={};var groups_n=0;var orig_rel=this.rel;$.each($('[@rel*='+orig_rel+']'),function(index,obj){var rel=$(obj).attr('rel');if(rel===orig_rel){rel=groups_n}if(typeof groups[rel]==='undefined'){groups[rel]=[];groups_n++}groups[rel].push(obj)});$.each(groups,function(index,group){$(group).lightbox()});return true},init:function(image,images){if(typeof images==='undefined'){images=image;image=0}this.images.clear();if(!this.images.add(images)){return false}if(this.images.empty()){$.log('WARNING','Lightbox started, but no images: ',image,images);return false}if(!this.images.active(image)){return false}return true},start:function(){this.visible=true;if(this.scroll==='disable'){$(document.body).css('overflow','hidden')}$('embed, object, select').css('visibility','hidden');this.resizeBoxes('general');this.repositionBoxes({'speed':0});$('#lightbox-infoFooter').hide();$('#lightbox-image,#lightbox-nav,#lightbox-nav-btnPrev,#lightbox-nav-btnNext,#lightbox-infoBox').hide();$('#lightbox-overlay').css('opacity',this.opacity).fadeIn(400,function(){$('#lightbox').fadeIn(300);if(!$.Lightbox.showImage($.Lightbox.images.active())){$.Lightbox.finish();return false}});return true},finish:function(){$('#lightbox').hide();$('#lightbox-overlay').fadeOut(function(){$('#lightbox-overlay').hide()});$('embed, object, select').css({'visibility':'visible'});this.images.active(false);if(this.scroll==='disable'){$(document.body).css('overflow','visible')}this.visible=false},resizeBoxes:function(type){if(type!=='transition'){var $body=$(this.ie6?document.body:document);$('#lightbox-overlay').css({width:$body.width(),height:$body.height()});delete $body}switch(type){case'general':return true;break;case'resized':if(this.auto_resize===false){this.repositionBoxes({'nHeight':nHeight,'speed':this.speed});return true}case'transition':default:break}var image=this.images.active();if(!image||!image.width||!this.visible){$.log('WARNING','A resize occured while no image or no lightbox...');return false}var iWidth=image.width;var iHeight=image.height;var wWidth=$(window).width();var wHeight=$(window).height();if(this.auto_resize!==false){var maxWidth=Math.floor(wWidth*(4/5));var maxHeight=Math.floor(wHeight*(4/5));var resizeRatio;while(iWidth>maxWidth||iHeight>maxHeight){if(iWidth>maxWidth){resizeRatio=maxWidth/iWidth;iWidth=maxWidth;iHeight=Math.floor(iHeight*resizeRatio)}if(iHeight>maxHeight){resizeRatio=maxHeight/iHeight;iHeight=maxHeight;iWidth=Math.floor(iWidth*resizeRatio)}}}var cWidth=$('#lightbox-imageBox').width();var cHeight=$('#lightbox-imageBox').height();var nWidth=(iWidth+(this.padding*2));var nHeight=(iHeight+(this.padding*2));var dWidth=cWidth-nWidth;var dHeight=cHeight-nHeight;$('#lightbox-nav-btnPrev,#lightbox-nav-btnNext').css('height',nHeight);$('#lightbox-infoBox').css('width',nWidth);if(type==='transition'){if(dWidth===0&&dHeight===0){this.pause(this.speed/3);this.showImage(null,3)}else{$('#lightbox-image').width(iWidth).height(iHeight);$('#lightbox-imageBox').animate({width:nWidth,height:nHeight},this.speed,function(){$.Lightbox.showImage(null,3)})}}else{$('#lightbox-image').animate({width:iWidth,height:iHeight},this.speed);$('#lightbox-imageBox').animate({width:nWidth,height:nHeight},this.speed)}this.repositionBoxes({'nHeight':nHeight,'speed':this.speed});return true},repositioning:false,reposition_failsafe:false,repositionBoxes:function(options){if(this.repositioning){this.reposition_failsafe=true;return null}this.repositioning=true;options=$.extend({},options);options.callback=options.callback||null;options.speed=options.speed||'slow';var pageScroll=this.getPageScroll();var nHeight=options.nHeight||parseInt($('#lightbox').height(),10);var nTop=pageScroll.yScroll+($(window).height()-nHeight)/2.5;var nLeft=pageScroll.xScroll;var css={left:nLeft,top:nTop};if(options.speed){$('#lightbox').animate(css,'slow',function(){if($.Lightbox.reposition_failsafe){$.Lightbox.repositioning=$.Lightbox.reposition_failsafe=false;$.Lightbox.repositionBoxes(options)}else{$.Lightbox.repositioning=false;if(options.callback){options.callback()}}})}else{$('#lightbox').css(css);if(this.reposition_failsafe){this.repositioning=this.reposition_failsafe=false;this.repositionBoxes(options)}else{this.repositioning=false}}return true},visible:false,showImage:function(image,step){image=this.images.get(image);if(!image){return image}step=step||1;var skipped_step_1=step>1&&this.images.active().src!==image.src;var skipped_step_2=step>2&&$('#lightbox-image').attr('src')!==image.src;if(skipped_step_1||skipped_step_2){$.log('We wanted to skip a few steps: ',image,step,skipped_step_1,skipped_step_2);step=1}switch(step){case 1:this.KeyboardNav_Disable();$('#lightbox-loading').show();$('#lightbox-image,#lightbox-nav,#lightbox-nav-btnPrev,#lightbox-nav-btnNext,#lightbox-infoBox').hide();$('#lightbox-imageBox').unbind();if(!this.images.active(image)){return false}if(image.width&&image.height){this.showImage(null,2)}else{var preloader=new Image();preloader.onload=function(){image.width=preloader.width;image.height=preloader.height;$.Lightbox.showImage(null,2);preloader.onload=null;preloader=null};preloader.src=image.src}break;case 2:$('#lightbox-image').attr('src',image.src);if(typeof this.padding==='undefined'||this.padding===null||isNaN(this.padding)){this.padding=parseInt($('#lightbox-imageContainer').css('padding-left'),10)||parseInt($('#lightbox-imageContainer').css('padding'),10)||0}if(this.colorBlend){$('#lightbox-overlay').animate({'backgroundColor':image.color},this.speed*2);$('#lightbox-imageBox').css('borderColor',image.color)}this.resizeBoxes('transition');break;case 3:$('#lightbox-loading').hide();$('#lightbox-image').fadeIn(this.speed*1.5,function(){$.Lightbox.showImage(null,4)});this.preloadNeighbours();if(this.handlers.show!==null){this.handlers.show(image)}break;case 4:var $title=$('#lightbox-caption-title').html(image.title||'Untitled');if(this.download_link){$title.attr('href',this.download_link?image.src:'')}delete $title;$('#lightbox-caption-seperator').html(image.description?': ':'');$('#lightbox-caption-description').html(image.description||'&nbsp;');if(this.images.size()>1){$('#lightbox-currentNumber').html(this.text.image+'&nbsp;'+(image.index+1)+'&nbsp;'+this.text.of+'&nbsp;'+this.images.size())}else{$('#lightbox-currentNumber').html('&nbsp;')}$('#lightbox-imageBox').unbind('mouseover').mouseover(function(){$('#lightbox-infoBox').slideDown('fast')});$('#lightbox-infoBox').unbind('mouseover').mouseover(function(){$('#lightbox-infoFooter').slideDown('fast')});if(this.show_extended_info===true){$('#lightbox-imageBox').trigger('mouseover');$('#lightbox-infoBox').trigger('mouseover')}else if(this.show_info===true){$('#lightbox-imageBox').trigger('mouseover')}$('#lightbox-nav-btnPrev, #lightbox-nav-btnNext').css({'background':'transparent url('+this.files.images.blank+') no-repeat'});if(!this.images.first(image)){$('#lightbox-nav-btnPrev').show()}if(!this.images.last(image)){$('#lightbox-nav-btnNext').show()}$('#lightbox-nav').show();this.KeyboardNav_Enable();break;default:$.log('ERROR','Don\'t know what to do: ',image,step);return this.showImage(image,1)}return true},preloadNeighbours:function(){if(this.images.single()||this.images.empty()){return true}var image=this.images.active();if(!image){return image}var prev=this.images.prev(image);var objNext;if(prev){objNext=new Image();objNext.src=prev.src}var next=this.images.next(image);if(next){objNext=new Image();objNext.src=next.src}},KeyboardNav_Enable:function(){$(document).keydown(function(objEvent){$.Lightbox.KeyboardNav_Action(objEvent)})},KeyboardNav_Disable:function(){$(document).unbind()},KeyboardNav_Action:function(objEvent){objEvent=objEvent||window.event;var keycode=objEvent.keyCode;var escapeKey=objEvent.DOM_VK_ESCAPE||27;var key=String.fromCharCode(keycode).toLowerCase();if(key===this.keys.close||keycode===escapeKey){return $.Lightbox.finish()}if(key===this.keys.prev||keycode===37){return $.Lightbox.showImage($.Lightbox.images.prev())}if(key===this.keys.next||keycode===39){return $.Lightbox.showImage($.Lightbox.images.next())}return true},getPageScroll:function(){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}var arrayPageScroll={'xScroll':xScroll,'yScroll':yScroll};return arrayPageScroll},pause:function(ms){var date=new Date();var curDate=null;do{curDate=new Date()}while(curDate-date<ms)}});if(typeof $.Lightbox==='undefined'){$.Lightbox=new $.LightboxClass()}})(jQuery);