/*MooTools, My Object Oriented Javascript Tools. Copyright (c) 2006-2007 Valerio Proietti, <http://mad4milk.net>, MIT Style License.||Clientcide Copyright (c) 2006-2008, http://www.clientcide.com/wiki/cnet-libraries#license*/

Element.implement({measure:function(fn){var restore=this.expose();var result=fn.apply(this);restore();return result},expose:function(){if(this.getStyle('display')!='none')return $empty;var before={};var styles={visibility:'hidden',display:'block',position:'absolute'};$each(styles,function(value,style){before[style]=this.style[style]||''},this);this.setStyles(styles);return(function(){this.setStyles(before)}).bind(this)},getDimensions:function(options){options=$merge({computeSize:false},options);var dim={};function getSize(el,options){return(options.computeSize)?el.getComputedSize(options):el.getSize()};if(this.getStyle('display')=='none'){var restore=this.expose();dim=getSize(this,options);restore()}else{try{dim=getSize(this,options)}catch(e){}}return $chk(dim.x)?$extend(dim,{width:dim.x,height:dim.y}):$extend(dim,{x:dim.width,y:dim.height})},getComputedSize:function(options){options=$merge({styles:['padding','border'],plains:{height:['top','bottom'],width:['left','right']},mode:'both'},options);var size={width:0,height:0};switch(options.mode){case'vertical':delete size.width;delete options.plains.width;break;case'horizontal':delete size.height;delete options.plains.height;break};var getStyles=[];$each(options.plains,function(plain,key){plain.each(function(edge){options.styles.each(function(style){getStyles.push((style=="border")?style+'-'+edge+'-'+'width':style+'-'+edge)})})});var styles=this.getStyles.apply(this,getStyles);var subtracted=[];$each(options.plains,function(plain,key){size['total'+key.capitalize()]=0;size['computed'+key.capitalize()]=0;plain.each(function(edge){size['computed'+edge.capitalize()]=0;getStyles.each(function(style,i){if(style.test(edge)){styles[style]=styles[style].toInt();if(isNaN(styles[style]))styles[style]=0;size['total'+key.capitalize()]=size['total'+key.capitalize()]+styles[style];size['computed'+edge.capitalize()]=size['computed'+edge.capitalize()]+styles[style]}if(style.test(edge)&&key!=style&&(style.test('border')||style.test('padding'))&&!subtracted.contains(style)){subtracted.push(style);size['computed'+key.capitalize()]=size['computed'+key.capitalize()]-styles[style]}})})});if($chk(size.width)){size.width=size.width+this.offsetWidth+size.computedWidth;size.totalWidth=size.width+size.totalWidth;delete size.computedWidth}if($chk(size.height)){size.height=size.height+this.offsetHeight+size.computedHeight;size.totalHeight=size.height+size.totalHeight;delete size.computedHeight}return $extend(styles,size)}});Element.implement({isVisible:function(){return this.getStyle('display')!='none'},toggle:function(){return this[this.isVisible()?'hide':'show']()},hide:function(){var d;try{if('none'!=this.getStyle('display'))d=this.getStyle('display')}catch(e){}this.store('originalDisplay',d||'block');this.setStyle('display','none');return this},show:function(display){original=this.retrieve('originalDisplay')?this.retrieve('originalDisplay'):this.get('originalDisplay');this.setStyle('display',(display||original||'block'));return this},swapClass:function(remove,add){return this.removeClass(remove).addClass(add)},fxOpacityOk:function(){return!Browser.Engine.trident4}});Fx.Reveal=new Class({Extends:Fx.Morph,options:{styles:['padding','border','margin'],transitionOpacity:true,mode:'vertical',heightOverride:null,widthOverride:null},dissolve:function(){try{if(!this.hiding&&!this.showing){if(this.element.getStyle('display')!='none'){this.hiding=true;this.showing=false;this.hidden=true;var startStyles=this.element.getComputedSize({styles:this.options.styles,mode:this.options.mode});var setToAuto=this.element.style.height===""||this.element.style.height=="auto";this.element.setStyle('display','block');if(this.element.fxOpacityOk()&&this.options.transitionOpacity)startStyles.opacity=1;var zero={};$each(startStyles,function(style,name){zero[name]=[style,0]},this);var overflowBefore=this.element.getStyle('overflow');this.element.setStyle('overflow','hidden');this.$chain=this.$chain||[];this.$chain.unshift(function(){if(this.hidden){this.hiding=false;$each(startStyles,function(style,name){startStyles[name]=style},this);this.element.setStyles($merge({display:'none',overflow:overflowBefore},startStyles));if(setToAuto)this.element.setStyle('height','auto')}this.fireEvent('onHide',this.element);this.callChain()}.bind(this));this.start(zero)}else{this.callChain.delay(10,this);this.fireEvent('onComplete',this.element);this.fireEvent('onHide',this.element)}}else if(this.options.link=="chain"){this.chain(this.dissolve.bind(this))}else if(this.options.link=="cancel"&&!this.hiding){this.cancel();this.dissolve()}}catch(e){this.hiding=false;this.element.hide();this.callChain.delay(10,this);this.fireEvent('onComplete',this.element);this.fireEvent('onHide',this.element)}return this},reveal:function(){try{if(!this.showing&&!this.hiding){if(this.element.getStyle('display')=="none"||this.element.getStyle('visiblity')=="hidden"||this.element.getStyle('opacity')==0){this.showing=true;this.hiding=false;this.hidden=false;var before=this.element.getStyles('visibility','display','position');this.element.setStyles({visibility:'hidden',display:'block',position:'absolute'});var setToAuto=this.element.style.height===""||this.element.style.height=="auto";if(this.element.fxOpacityOk()&&this.options.transitionOpacity)this.element.setStyle('opacity',0);var startStyles=this.element.getComputedSize({styles:this.options.styles,mode:this.options.mode});this.element.setStyles(before);$each(startStyles,function(style,name){startStyles[name]=style},this);if($chk(this.options.heightOverride))startStyles['height']=this.options.heightOverride.toInt();if($chk(this.options.widthOverride))startStyles['width']=this.options.widthOverride.toInt();if(this.element.fxOpacityOk()&&this.options.transitionOpacity)startStyles.opacity=1;var zero={height:0,display:'block'};$each(startStyles,function(style,name){zero[name]=0},this);var overflowBefore=this.element.getStyle('overflow');this.element.setStyles($merge(zero,{overflow:'hidden'}));this.start(startStyles);if(!this.$chain)this.$chain=[];this.$chain.unshift(function(){if(!this.options.heightOverride&&setToAuto){if(["vertical","both"].contains(this.options.mode))this.element.setStyle('height','auto');if(["width","both"].contains(this.options.mode))this.element.setStyle('width','auto')}if(!this.hidden)this.showing=false;this.element.setStyle('overflow',overflowBefore);this.callChain();this.fireEvent('onShow',this.element)}.bind(this))}else{this.callChain();this.fireEvent('onComplete',this.element);this.fireEvent('onShow',this.element)}}else if(this.options.link=="chain"){this.chain(this.reveal.bind(this))}else if(this.options.link=="cancel"&&!this.showing){this.cancel();this.reveal()}}catch(e){this.element.setStyles({display:'block',visiblity:'visible',opacity:1});this.showing=false;this.callChain.delay(10,this);this.fireEvent('onComplete',this.element);this.fireEvent('onShow',this.element)}return this},toggle:function(){try{if(this.element.getStyle('display')=="none"||this.element.getStyle('visiblity')=="hidden"||this.element.getStyle('opacity')==0){this.reveal()}else{this.dissolve()}}catch(e){this.show()}return this}});Element.Properties.reveal={set:function(options){var reveal=this.retrieve('reveal');if(reveal)reveal.cancel();return this.eliminate('reveal').store('reveal:options',$extend({link:'cancel'},options))},get:function(options){if(options||!this.retrieve('reveal')){if(options||!this.retrieve('reveal:options'))this.set('reveal',options);this.store('reveal',new Fx.Reveal(this,this.retrieve('reveal:options')))}return this.retrieve('reveal')}};Element.Properties.dissolve=Element.Properties.reveal;Element.implement({reveal:function(options){this.get('reveal',options).reveal();return this},dissolve:function(options){this.get('reveal',options).dissolve();return this},nix:function(){var params=Array.link(arguments,{destroy:Boolean.type,options:Object.type});this.get('reveal',params.options).dissolve().chain(function(){this[params.destroy?'destroy':'dispose']()}.bind(this));return this}});var Collapsable=new Class({Extends:Fx.Reveal,initialize:function(clicker,section,options){this.clicker=$(clicker);this.section=$(section);this.parent(this.section,options);this.addEvents()},addEvents:function(){this.clicker.addEvent('click',this.toggle.bind(this))}});var TabSwapper=new Class({Implements:[Options,Events],options:{selectedClass:'tabSelected',mouseoverClass:'tabOver',deselectedClass:'',rearrangeDOM:true,initPanel:0,smooth:false,smoothSize:false,maxSize:null,effectOptions:{duration:500},cookieName:null,cookieDays:999},tabs:[],sections:[],clickers:[],sectionFx:[],initialize:function(options){this.setOptions(options);var prev=this.setup();if(prev)return prev;if(this.options.cookieName&&this.recall())this.show(this.recall().toInt());else this.show(this.options.initPanel)},setup:function(){var opt=this.options;sections=$$(opt.sections);tabs=$$(opt.tabs);if(tabs[0]&&tabs[0].retrieve('tabSwapper'))return tabs[0].retrieve('tabSwapper');clickers=$$(opt.clickers);tabs.each(function(tab,index){this.addTab(tab,sections[index],clickers[index],index)},this)},addTab:function(tab,section,clicker,index){tab=$(tab);clicker=$(clicker);section=$(section);if(this.tabs.indexOf(tab)>=0&&tab.retrieve('tabbered')&&this.tabs.indexOf(tab)!=index&&this.options.rearrangeDOM){this.moveTab(this.tabs.indexOf(tab),index);return this}if(!$defined(index))index=this.tabs.length;if(index>0&&this.tabs[index-1]&&this.options.rearrangeDOM){tab.inject(this.tabs[index-1],'after');section.inject(this.tabs[index-1].retrieve('section'),'after')}this.tabs.splice(index,0,tab);clicker=clicker||tab;tab.addEvents({mouseout:function(){tab.removeClass(this.options.mouseoverClass)}.bind(this),mouseover:function(){tab.addClass(this.options.mouseoverClass)}.bind(this)});clicker.addEvent('click',function(e){e.preventDefault();this.show(index)}.bind(this));tab.store('tabbered',true);tab.store('section',section);tab.store('clicker',clicker);this.hideSection(index);return this},removeTab:function(index){var now=this.tabs[this.now];if(this.now==index){if(index>0)this.show(index-1);else if(index<this.tabs.length)this.show(index+1)}this.now=this.tabs.indexOf(now);return this},moveTab:function(from,to){var tab=this.tabs[from];var clicker=tab.retrieve('clicker');var section=tab.retrieve('section');var toTab=this.tabs[to];var toClicker=toTab.retrieve('clicker');var toSection=toTab.retrieve('section');this.tabs.erase(tab).splice(to,0,tab);tab.inject(toTab,'before');clicker.inject(toClicker,'before');section.inject(toSection,'before');return this},show:function(i){if(!$chk(this.now)){this.tabs.each(function(tab,idx){if(i!=idx)this.hideSection(idx)},this)}this.showSection(i).save(i);return this},save:function(index){if(this.options.cookieName)Cookie.write(this.options.cookieName,index,{duration:this.options.cookieDays});return this},recall:function(){return(this.options.cookieName)?$pick(Cookie.read(this.options.cookieName),false):false},hideSection:function(idx){var tab=this.tabs[idx];if(!tab)return this;var sect=tab.retrieve('section');if(!sect)return this;if(sect.getStyle('display')!='none'){this.lastHeight=sect.getSize().y;sect.setStyle('display','none');tab.swapClass(this.options.selectedClass,this.options.deselectedClass);this.fireEvent('onBackground',[idx,sect,tab])}return this},showSection:function(idx){var tab=this.tabs[idx];if(!tab)return this;var sect=tab.retrieve('section');if(!sect)return this;var smoothOk=this.options.smooth&&(!Browser.Engine.trident4||(Browser.Engine.trident4&&sect.fxOpacityOk()));if(this.now!=idx){if(!tab.retrieve('tabFx'))tab.store('tabFx',new Fx.Morph(sect,this.options.effectOptions));var start={display:'block',overflow:'hidden'};if(smoothOk)start.opacity=0;var effect=false;if(smoothOk){effect={opacity:1}}else if(sect.getStyle('opacity').toInt()<1){sect.setStyle('opacity',1);if(!this.options.smoothSize)this.fireEvent('onActiveAfterFx',[idx,sect,tab])}if(this.options.smoothSize){var size=sect.getDimensions().height;if($chk(this.options.maxSize)&&this.options.maxSize<size)size=this.options.maxSize;if(!effect)effect={};effect.height=size}if($chk(this.now))this.hideSection(this.now);if(this.options.smoothSize&&this.lastHeight)start.height=this.lastHeight;sect.setStyles(start);if(effect){tab.retrieve('tabFx').start(effect).chain(function(){this.fireEvent('onActiveAfterFx',[idx,sect,tab]);sect.setStyle("height","auto")}.bind(this))}this.now=idx;this.fireEvent('onActive',[idx,sect,tab])}tab.swapClass(this.options.deselectedClass,this.options.selectedClass);return this}});