(function($){if(!Class.Mutators.Memoize){Class.Mutators.Memoize=function(method_names){Array.from(method_names).each(function(method){var old_method=this.prototype[method];this.prototype[method]=function(){if(this.__memoized[method]!==undefined)
return this.__memoized[method];return this.__memoized[method]=old_method.apply(this,arguments);};},this);this.prototype.unmemoize=function(key){var val=this.__memoized[key];this.__memoized[key]=undefined;return val;}
this.prototype.unmemoizeAll=function(){this.__memoized={};}
this.prototype.unmemoizeAll();};}
Diabox=new Class({Implements:[Options,Events],options:{parser:null,parent:null,rel_target:/^(dia|light)box/,error_text:'<p style="text-align:center;padding:10px;">Sorry, there was an error retrieving the content.<br />Please try again later.</p>',iframe:{width:850,height:575},image:{max_width:850,max_height:575},box:{id:'diabox',content_id:'diabox_content',loading_id:'diabox_loading',fade_duration:400,resize_duration:400,content_fade_duration:200,fade_transition:Fx.Transitions.Sine.easeOut,resize_transition:Fx.Transitions.Back.easeOut,content_fade_transition:Fx.Transitions.Sine.easeOut,classes:'',loading_class:'loading',max_width:900,max_height:700,min_width:50,min_height:80,draggable:false,draggable_class:'draggable',apply_renderable_class:true,apply_gallery_class:true,apply_title_class:true},gallery:{enabled:true,box_class:'diabox_gallery',slideshow_class:'diabox_slideshow',slideshow_duration:5000,autostart:false,loop:false},title:{id:'diabox_title',default_text:null,show:true,show_gallery_index:true,parent:null,box_class:'with_title'},overlay:{id:'diabox_overlay',fade_duration:400,opacity:0.7,transition:Fx.Transitions.Sine.easeOut,click_to_close:true},gdoc:{width:850,height:500},youtube:{width:650,height:350},vimeo:{width:650,height:350},swf:{width:500,height:300,bg_color:'#000000'},controls:{next_id:'diabox_next',prev_id:'diabox_prev',close_id:'diabox_close',play_id:'diabox_play',next_text:'next',prev_text:'prev',close_text:'close',play_text:'start / stop',show_close:true,enable_shortcuts:true,key_command:null,classes:'diabox_control',disabled_class:'diabox_disabled',parent:null}},initialize:function(options){this.setOptions(options);this.opt=this.options;this.cache={};this.galleries={};this.register_renderables();this.observe_anchors();this.observe_objects();this.observe_key_strokes();window.addEvent('resize',this.relocate.bind(this));window.addEvent('domready',this.create_fx.bind(this));},host:function(){return $(this.opt.parent||document.body);},content:function(){return new Element('div',{id:this.opt.box.content_id}).inject(this.box());},box:function(){var box=new Element('div',{id:this.opt.box.id}).addClass(this.opt.box.classes).setStyle('display','none').inject(this.host());if(this.opt.box.draggable){var drag=new Drag(box).attach();box.addClass(this.opt.box.draggable_class);}
return box;},overlay:function(){var ol=$(this.opt.overlay.id)||new Element('div',{id:this.opt.overlay.id}).setStyle('display','none').inject(this.host());if(this.opt.overlay.click_to_close)
ol.addEvent('click',this.hide.bind(this));return ol;},next:function(){this.prev();return new Element('a',{id:this.opt.controls.next_id}).addClass(this.opt.controls.classes).set('html',this.opt.controls.next_text).addEvent('click',this.go_next.bind(this)).inject($(this.opt.controls.parent||this.box()));},play:function(){return new Element('a',{id:this.opt.controls.play_id}).addClass(this.opt.controls.classes).set('html',this.opt.controls.play_text).addEvent('click',this.toggle_slideshow.bind(this)).inject($(this.opt.controls.parent||this.box()));},prev:function(){this.play();return new Element('a',{id:this.opt.controls.prev_id}).addClass(this.opt.controls.classes).set('html',this.opt.controls.prev_text).addEvent('click',this.go_prev.bind(this)).inject($(this.opt.controls.parent||this.box()));},close:function(){this.next();return new Element('a',{id:this.opt.controls.close_id}).addClass(this.opt.controls.classes).set('html',this.opt.controls.close_text).addEvent('click',this.hide.bind(this)).inject($(this.opt.controls.parent||this.box()));},title:function(){return new Element('strong',{id:this.opt.title.id}).set('html',this.opt.title.default_text||'').inject($(this.opt.title.parent||this.box()))},register_renderables:function(){this.renderable_classes={};this.register_renderable('text',Diabox.TextRenderable);this.register_renderable('gdoc',Diabox.GDocRenderable);this.register_renderable('image',Diabox.ImageRenderable);this.register_renderable('ajax',Diabox.AjaxRenderable);this.register_renderable('remote',Diabox.RemoteRenderable);this.register_renderable('inline',Diabox.InlineRenderable);this.register_renderable('element',Diabox.ElementRenderable);this.register_renderable('youtube',Diabox.YoutubeRenderable);this.register_renderable('vimeo',Diabox.VimeoRenderable);this.register_renderable('swf',Diabox.SwfRenderable);},register_renderable:function(key,renderable_klazz){var galleries_to_change=null;if(this.renderable_classes[key]&&this.cache[key]){galleries_to_change=Object.values(this.cache[key]).map(function(r){return r.gallery;}).compact().unique();this.cache[key]={};}
this.renderable_classes[key]=renderable_klazz;Array.from(galleries_to_change).each(function(g){g.restart();});},cached_renderable:function(target){var key=this.parse_target(target);if(this.cache[key]&&this.cache[key][target])
return[true,this.cache[key][target]];if(!this.cache[key])
this.cache[key]={};return[false,key];},construct_renderable:function(target,title,width,height,anchor,key){var r=key?[false,key]:this.cached_renderable(target);if(r[0])
return r[1];var val=this.cache[r[1]][target]=new(this.renderable_classes[r[1]])({target:target,title:title,box:this,class_name:r[1],width:width,height:height,anchor:anchor});return val;},construct_renderable_from_link:function(a){var r=this.cached_renderable(a.href);if(r[0])
return r[1];var w=null;var h=null;var an=null;if(a.rel.test(/\[(\d+)?x(\d+)?\]/)){w=RegExp.$1;h=RegExp.$2;}
if(a.rel.test(/\#(.+)$/))
an=RegExp.$1;return this.construct_renderable(a.href,a.title,w,h,an,r[1]);},construct_gallery:function(name){this.galleries[name]=this.galleries[name]||new Diabox.Gallery(name,this);},construct_gallery_from_link:function(a){if(this.opt.gallery.enabled&&a.rel.test(/\[([^\d]\w+)\]/i))
this.construct_gallery(RegExp.$1);},observe_anchors:function(){this.links=$$('a').each(function(a){if(a.rel&&a.rel.test(this.opt.rel_target)){this.construct_gallery_from_link(a);a.addEvent('click',function(){this.set_loading();this.construct_renderable_from_link(a).render();return false;}.bind(this))}},this);},observe_objects:function(){this.addEvent('render_ready',function(renderable){this.resize_and_apply(renderable);}.bind(this));},observe_key_strokes:function(){if(!this.opt.controls.enable_shortcuts)
return;window.addEvent('domready',function(){$(document.body).addEvent('keyup',this.key_stroke.bind(this));}.bind(this))},key_stroke:function(event){if(!this.showing())
return;if(event.code==27){this.hide();return false;}else if(this.opt.controls.key_command)
return this.opt.controls.key_command(event);},create_fx:function(){this.fx={overlay:new Fx.Tween(this.overlay(),{property:'opacity',duration:this.opt.overlay.fade_duration,transition:this.opt.overlay.transition}).set(0),box:new Fx.Tween(this.box(),{property:'opacity',duration:this.opt.box.fade_duration,transition:this.opt.box.fade_transition}).set(0),resize:new Fx.Morph(this.box(),{duration:this.opt.box.resize_duration,transition:this.opt.box.resize_transition}),relocate:new Fx.Morph(this.box(),{duration:0}),content:new Fx.Tween(this.content(),{property:'opacity',duration:this.opt.box.content_fade_duration,transition:this.opt.box.content_fade_transition})};},loading_renderable:function(){return new Diabox.ElementRenderable({target:new Element('div',{id:this.opt.box.loading_id}),title:null,box:this});},set_loading:function(){if(!this.showing()){this.show();this.apply_content(this.loading_renderable());}else{this.clear_content();}
this.box().addClass(this.opt.box.loading_class);},set_title:function(text){this.title().empty();if(text){this.title().adopt([new Element('strong').set('html',text),(this.current_content.gallery&&this.opt.title.show_gallery_index?new Element('em').set('html',"("+(this.current_content.gallery.current_index+1)+" / "+this.current_content.gallery.renderables().length+")"):null)]);}},go_next:function(){if(this.current_content&&this.current_content.gallery)
this.current_content.gallery.next();return false;},go_prev:function(){if(this.current_content&&this.current_content.gallery)
this.current_content.gallery.prev();return false;},toggle_slideshow:function(){if(this.current_content&&this.current_content.gallery)
this.current_content.gallery.toggle_slideshow();return false;},disable_next:function(){this.next().addClass(this.opt.controls.disabled_class);},disable_prev:function(){this.prev().addClass(this.opt.controls.disabled_class);},enable_controls:function(){$$(this.next(),this.prev()).removeClass(this.opt.controls.disabled_class);},reveal:function(target_or_text_or_html_or_id,title,width,height){this.set_loading();var key=this.parse_target(target_or_text_or_html_or_id);var r=key=='text'?new(this.renderable_classes[key])({target:target_or_text_or_html_or_id,title:title,box:this,class_name:'text',width:width,height:height}):this.construct_renderable(target_or_text_or_html_or_id,title,width,height);r.render();return r;},show:function(fn){if(this.showing())
return;this.overlay().setStyle('display','');this.box().setStyle('display','');this.content().fade('hide');this.fx.overlay.start(this.opt.overlay.opacity);this.fx.box.start(1).chain(function(){(fn||Function.from(null))();this.fx.content.start(1);}.bind(this));},hide:function(){this.fx.content.start(0).chain(function(){this.clear_content();this.fx.box.start(0).chain(function(){this.box().removeClass(this.opt.gallery.box_class);this.box().setStyle('display','none');}.bind(this));this.fx.overlay.start(0).chain(function(){this.overlay().setStyle('display','none');}.bind(this));}.bind(this))
this.fireEvent('diabox_hidden');},showing:function(){return!!this.current_content;},clear_content:function(){this.box().removeClass('loading');this.content().empty();this.set_title(null);if(this.current_content){this.current_content.after_remove();this.box().removeClass(this.opt.title.box_class);if(this.current_content.class_name)
this.box().removeClass(this.current_content.class_name);if(this.current_content.gallery)
this.box().removeClass(this.current_content.gallery.name);}
this.current_content=null;},apply_content:function(renderable){this.clear_content();this.current_content=renderable;this.content().adopt(renderable.element());if(this.opt.box.apply_renderable_class)
this.box().addClass(this.current_content.class_name);if(this.opt.box.apply_gallery_class&&this.current_content.gallery)
this.box().addClass(this.current_content.gallery.name);if(this.opt.box.apply_title_class&&this.current_content.has_title())
this.box().addClass(this.opt.title.box_class);this.fireEvent('diabox_content_applied');this.apply_static_elements();renderable.after_render();},apply_static_elements:function(){if(this.opt.controls.show_close)
this.close().setStyle('display','');else
this.close().setStyle('display','none');if(this.opt.gallery.enabled&&this.current_content.gallery){$$(this.next(),this.prev(),this.play()).setStyle('display','');}else{$$(this.next(),this.prev(),this.play()).setStyle('display','none');}
if(this.opt.title.show&&(this.current_content.title||this.opt.title.default_text||this.opt.title.show_gallery_index)){this.set_title(this.current_content.title||this.opt.box.default_title);this.title().setStyle('display','');}else{this.set_title(null);this.title().setStyle('display','none');}},resize_and_apply:function(renderable){var fn=function(){var size=this.cumulative_size(renderable);if(size.width>this.opt.box.max_width||size.height>this.opt.box.max_height){renderable.shrink(size.width<=this.opt.box.max_width);size=this.cumulative_size(renderable);}
if(size.width<this.opt.box.min_width||size.height<this.opt.box.min_height){renderable.expand();size=this.cumulative_size(renderable);}
var pos=this.next_position(size);this.fx.resize.start({width:size.width,height:size.height,left:pos.left,top:pos.top}).chain(function(){this.apply_content(renderable);}.bind(this));}.bind(this);if(this.showing()){fn();}else{this.show(fn);}},relocate:function(){if(this.showing()){var size=this.cumulative_size(this.current_content);var pos=this.next_position(size);this.fx.relocate.start({left:pos.left,top:pos.top});}},cumulative_size:function(renderable){return{width:(renderable.dimensions().totalWidth+this.content_padding().width),height:(renderable.dimensions().totalHeight+this.content_padding().height)};},next_position:function(next_size){var csize=this.box().measure(function(){return this.getComputedSize();});return{left:[parseInt((window.getSize().x-(next_size.width+csize.computedLeft+csize.computedRight))/2.0),0].max(),top:[parseInt((window.getSize().y-(next_size.height+csize.computedTop+csize.computedBottom))/2.0),0].max()};},content_padding:function(){var cisize=this.content().measure(function(){return this.getComputedSize();});return{width:(cisize.computedLeft+cisize.computedRight),height:(cisize.computedTop+cisize.computedBottom)};},parse_target:function(target){var key=null;if(this.opt.parser)
key=this.opt.parser(target);if(key){return key};if(typeOf(target)=='element')
return'element';else if(typeOf(target)=='string'){if(target.test(/youtube\.com\/watch\?v\=(\w+)(&|)/i)){return'youtube';}else if(target.test(/vimeo\.com\/(\d+)/i)){return'vimeo';}else if(target.test(/\.swf/i)){return'swf';}else if(target.test(/\.(ppt|PPT|tif|TIF|pdf|PDF)$/i)){return'gdoc';}else if(target.test(/\.(png|PNG|jpg|JPG|jpeg|JPEG|gif|GIF)$/i)){return'image';}else if(target.test(RegExp('(^|('+window.location.href.escapeRegExp()+'))#([a-zA-Z]?[a-zA-Z0-9\\-\\_\\:\\.]*)','i'))){return'inline';}else if(target.test(/\:\/\//i)){if(!target.test(RegExp('^('+window.location.protocol.escapeRegExp()+'\\/\\/'+window.location.hostname.escapeRegExp()+'/)','i')))
return'remote';else
return'ajax';}else{return'text';}}
return null;},Memoize:['loading_content','padding','host','content','box','overlay','next','prev','close','title','play']});Diabox.Gallery=new Class({initialize:function(name,diabox){this.name=name;this.box=diabox;this.current_index=null;this.slideshow=null;this.restart();},restart:function(){this.box.removeEvent('diabox_hidden',this.hide.bind(this));this.box.removeEvent('diabox_content_applied',this.apply.bind(this));this.box.addEvent('diabox_hidden',this.hide.bind(this));this.box.addEvent('diabox_content_applied',this.apply.bind(this));this.unmemoize('renderables');this.renderables();},apply:function(){if(this.box.current_content.gallery===this){this.current_index=this.renderables().indexOf(this.box.current_content);this.box.enable_controls();this.update_buttons();this.box.box().addClass(this.box.opt.gallery.box_class);if(this.box.opt.gallery.autostart)
this.start_slideshow();}},hide:function(){this.current_index=null;this.stop_slideshow();},next:function(){if(this.box.current_content.gallery===this&&this.can_next()){this.box.set_loading();this.renderables()[(this.current_index<this.renderables().length-1?++this.current_index:(this.current_index=0))].render();this.update_buttons();if(!this.box.opt.gallery.loop&&this.current_index==this.renderables().length-1)
this.stop_slideshow();}},prev:function(){if(this.box.current_content.gallery===this&&this.can_prev()){this.box.set_loading();this.renderables()[(this.current_index>0?--this.current_index:(this.current_index=this.renderables().length-1))].render();this.update_buttons();}},can_next:function(){return this.box.opt.gallery.loop||this.current_index<(this.renderables().length-1);},can_prev:function(){return this.box.opt.gallery.loop||this.current_index>0;},update_buttons:function(){if(!this.can_next()){this.box.disable_next();}
if(!this.can_prev()){this.box.disable_prev();}},start_slideshow:function(){if(this.playing())
return;this.box.box().addClass(this.box.opt.gallery.slideshow_class);this.slideshow=this.next.periodical(this.box.opt.gallery.slideshow_duration,this);},stop_slideshow:function(){clearTimeout(this.slideshow);this.slideshow=null;this.box.box().removeClass(this.box.opt.gallery.slideshow_class);},toggle_slideshow:function(){if(this.playing())
this.stop_slideshow();else
this.start_slideshow();},playing:function(){return!!this.slideshow;},renderables:function(){var rs=[];$$('a').each(function(a){if(a.rel&&a.rel.test(RegExp("\\["+this.name+"\\]"))){var r=this.box.construct_renderable_from_link(a);r.gallery=this;rs.push(r);}},this);return rs;},Memoize:['renderables']});Diabox.Renderable=new Class({Implements:Events,initialize:function(options){this.options=options||{};this.box=this.options.box;this.target=this.options.target;this.title=this.options.title;this.class_name=this.options.class_name;this.anchor=this.options.anchor;if(this.options.width)
this.override_width=parseInt(this.options.width);if(this.options.height)
this.override_height=parseInt(this.options.height);this.addEvent('ready',this.alert.bind(this));},has_title:function(){return this.title&&this.title.length>0;},has_anchor:function(){return this.anchor&&this.anchor.length>0;},render:Function.from(null),after_render:function(){if(this.scripts){eval(this.scripts);}},after_remove:Function.from(null),alert:function(){if(this.element())
this.box.fireEvent('render_ready',this);},element:function(){if(Array.from(this.elements).length==0)
return undefined;var elem=Array.from(this.elements).length>1?new Element('div').adopt(this.elements):Array.from(this.elements).pick();if(this.override_width)
elem.setStyle('width',this.override_width);if(this.override_height)
elem.setStyle('height',this.override_height);return elem;},shrink:function(height_only){var dim=this.dimensions();this.unmemoize('dimensions');var padding=this.box.content_padding();if(!height_only)
this.element().setStyle('width',this.box.opt.box.max_width-padding.width-dim.computedLeft-dim.computedRight);if(height_only||dim.totalHeight>this.box.opt.box.max_height){this.element().setStyle('width',dim.totalWidth+padding.width);this.element().setStyle('height',this.box.opt.box.max_height-padding.height-dim.computedTop,dim.computedBottom);this.element().setStyle('overflow-y','auto');this.unmemoize('dimensions');}},expand:function(){var dim=this.dimensions();this.unmemoize('dimensions');var padding=this.box.content_padding();this.element().setStyle('height',this.box.opt.box.min_height-padding.height-dim.computedTop-dim.computedBottom);if(dim.totalWidth<this.box.opt.box.min_width){this.element().setStyle('width',this.box.opt.box.min_width-padding.width-dim.computedLeft,dim.computedRight);this.unmemoize('dimensions');}},dimensions:function(){if(!this.element())
return undefined;var test=$('diabox_test_box');if(!test)
(test=new Element('div',{id:'diabox_test_box'}).setStyle('display','none')).inject(this.box.host());test.grab(this.element());var dim=this.element().measure(function(){return this.getComputedSize();});test.empty();return dim;},retrieved:function(){if(!!this.element()){this.fireEvent('ready');return true;}else{return false;}},set_content:function(elements){this.elements=elements||new Element('p').set('html',this.box.opt.error_text);this.fireEvent('ready');},set_scripts:function(scripts){this.scripts=scripts;},Memoize:['element','dimensions']});Diabox.TextRenderable=new Class({Extends:Diabox.Renderable,render:function(){if(!this.retrieved())
this.set_content(new Element('div').set('html',this.target));}});Diabox.ImageRenderable=new Class({Extends:Diabox.Renderable,render:function(){if(!this.retrieved()){this.image=new Image();this.image.onload=this.finish_render.bind(this);this.image.onerror=this.finish_failed_render.bind(this);this.image.src=this.target;}},finish_render:function(){var element=new Element('img',{src:this.target});element.setStyles({width:[this.box.opt.image.max_width,this.override_width||this.image.width].min(),height:[this.box.opt.image.max_height,this.override_height||this.image.height].max()});if(this.gallery){element.addEvent('click',function(){this.gallery.next();}.bind(this));element.setStyle('cursor','pointer');}
this.set_content(element);},finish_failed_render:function(){this.set_content(null);}});Diabox.AjaxRenderable=new Class({Extends:Diabox.Renderable,render:function(){if(!this.retrieved()){new Request.HTML({url:this.target,evalScripts:false,onSuccess:function(tree,elems,html,js){this.set_scripts(js);this.set_content(tree);}.bind(this),onFailure:function(){this.set_content(null);}.bind(this)}).get();}},after_render:function(){this.parent();this.find_anchor();},find_anchor:function(){if(!this.has_anchor())
return;var elem=$$('#'+this.box.box.id+' a[name="'+this.anchor+'"]').pick();if(elem){var off=elem.getPosition(this.box.box());this.box.box().scrollTo(off.x,off.y);}}});Diabox.RemoteRenderable=new Class({Extends:Diabox.Renderable,construct_url:function(){if(!this.has_anchor())
return this.target;var idx=this.target.indexOf('?');if(idx<0)
idx=this.target.length;if(this.target.substring(idx-1,idx)=='/'){this.target=this.target.substring(0,idx-1)+this.target.substring(idx,this.target.length);idx-=1;}
return this.target.substring(0,idx)+'#'+this.anchor+this.target.substring(idx,this.target.length);},render:function(){if(!this.retrieved()){this.set_content(new Element('iframe',{src:this.construct_url(),id:'iframe_'+(new Date().getTime()),width:this.override_width||this.width||this.box.opt.iframe.width,height:this.override_height||this.height||this.box.opt.iframe.height,frameborder:0}).setStyles({width:this.override_width||this.box.opt.iframe.width,height:this.override_height||this.box.opt.iframe.height}));}}});Diabox.GDocRenderable=new Class({Extends:Diabox.RemoteRenderable,initialize:function(options){options.target="http://docs.google.com/viewer?embedded=true&url="+options.target;this.parent(options);this.width=this.box.opt.gdoc.width;this.height=this.box.opt.gdoc.height;}});Diabox.VimeoRenderable=new Class({Extends:Diabox.RemoteRenderable,initialize:function(options){options.target.test(/vimeo\.com\/(\d+)/)
options.target="http://player.vimeo.com/video/"+RegExp.$1
this.parent(options);this.width=this.box.opt.vimeo.width;this.height=this.box.opt.vimeo.height;}});Diabox.ElementRenderable=new Class({Extends:Diabox.Renderable,render:function(){if(!this.retrieved()){this.set_content(this.target);}}});Diabox.InlineRenderable=new Class({Extends:Diabox.Renderable,render:function(){if(!this.retrieved()){var e=$(this.target.substring(this.target.indexOf('#')+1)).clone(true,false);if(e.getStyle('display')=='none')
e.setStyle('display','');this.set_content(e);}}});Diabox.YoutubeRenderable=new Class({Extends:Diabox.Renderable,initialize:function(options){options.target.test(/v=([0-9a-zA-Z\-\_]+)(&|)/)
options.target=RegExp.$1
this.parent(options);},render:function(){if(!this.retrieved()){this.set_content(new Element('div').set('html','<object width="'+(this.override_width||this.box.opt.youtube.width)+'" height="'+(this.override_height||this.box.opt.youtube.height)+'">'+'<param name="movie" value="http://www.youtube.com/v/'+this.target+'?fs=1&amp;hl=en_US"></param>'+'<param name="wmode" value="transparent"></param>'+'<param name="allowFullScreen" value="true"></param>'+'<param name="allowscriptaccess" value="always"></param>'+'<embed src="http://www.youtube.com/v/'+this.target+'?fs=1&amp;hl=en_US" wmode="transparent" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="'+(this.override_width||this.box.opt.youtube.width)+'" height="'+(this.override_height||this.box.opt.youtube.height)+'"></embed>'+'</object>'));}}});Diabox.SwfRenderable=new Class({Extends:Diabox.Renderable,render:function(){if(!this.retrieved()){this.set_content(new Element('div').grab(this.swiff=new Swiff(this.target,{id:("swiff_"+new Date().getTime()),width:this.override_width||this.box.opt.swf.width,height:this.override_height||this.box.opt.swf.height,params:{wMode:'transparent',bgcolor:this.box.opt.swf.bg_color}})));}},});})(document.id||$);