String.prototype.parseColor=function(){var color='#';if(this.slice(0,4)=='rgb('){var cols=this.slice(4,this.length-1).split(',');var i=0;do{color+=parseInt(cols[i]).toColorPart()}while(++i<3);}else{if(this.slice(0,1)=='#'){if(this.length==4)for(var i=1;i<4;i++)color+=(this.charAt(i)+this.charAt(i)).toLowerCase();if(this.length==7)color=this.toLowerCase();}} return(color.length==7?color:(arguments[0]||this));};Element.collectTextNodes=function(element){return $A($(element).childNodes).collect(function(node){return(node.nodeType==3?node.nodeValue:(node.hasChildNodes()?Element.collectTextNodes(node):''));}).flatten().join('');};Element.collectTextNodesIgnoreClass=function(element,className){return $A($(element).childNodes).collect(function(node){return(node.nodeType==3?node.nodeValue:((node.hasChildNodes()&&!Element.hasClassName(node,className))?Element.collectTextNodesIgnoreClass(node,className):''));}).flatten().join('');};Element.setContentZoom=function(element,percent){element=$(element);element.setStyle({fontSize:(percent/100)+'em'});if(Prototype.Browser.WebKit)window.scrollBy(0,0);return element;};Element.getInlineOpacity=function(element){return $(element).style.opacity||'';};Element.forceRerendering=function(element){try{element=$(element);var n=document.createTextNode(' ');element.appendChild(n);element.removeChild(n);}catch(e){}};var Effect={_elementDoesNotExistError:{name:'ElementDoesNotExistError',message:'The specified DOM element does not exist, but is required for this effect to operate'},Transitions:{linear:Prototype.K,sinoidal:function(pos){return(-Math.cos(pos*Math.PI)/2)+.5;},reverse:function(pos){return 1-pos;},flicker:function(pos){var pos=((-Math.cos(pos*Math.PI)/4)+.75)+Math.random()/4;return pos>1?1:pos;},wobble:function(pos){return(-Math.cos(pos*Math.PI*(9*pos))/2)+.5;},pulse:function(pos,pulses){return(-Math.cos((pos*((pulses||5)-.5)*2)*Math.PI)/2)+.5;},spring:function(pos){return 1-(Math.cos(pos*4.5*Math.PI)*Math.exp(-pos*6));},none:function(pos){return 0;},full:function(pos){return 1;}},DefaultOptions:{duration:1.0,fps:100,sync:false,from:0.0,to:1.0,delay:0.0,queue:'parallel'},tagifyText:function(element){var tagifyStyle='position:relative';if(Prototype.Browser.IE)tagifyStyle+=';zoom:1';element=$(element);$A(element.childNodes).each(function(child){if(child.nodeType==3){child.nodeValue.toArray().each(function(character){element.insertBefore(new Element('span',{style:tagifyStyle}).update(character==' '?String.fromCharCode(160):character),child);});Element.remove(child);}});},multiple:function(element,effect){var elements;if(((typeof element=='object')||Object.isFunction(element))&&(element.length)) elements=element;else elements=$(element).childNodes;var options=Object.extend({speed:0.1,delay:0.0},arguments[2]||{});var masterDelay=options.delay;$A(elements).each(function(element,index){new effect(element,Object.extend(options,{delay:index*options.speed+masterDelay}));});},PAIRS:{'slide':['SlideDown','SlideUp'],'blind':['BlindDown','BlindUp'],'appear':['Appear','Fade']},toggle:function(element,effect){element=$(element);effect=(effect||'appear').toLowerCase();var options=Object.extend({queue:{position:'end',scope:(element.id||'global'),limit:1}},arguments[2]||{});Effect[element.visible()?Effect.PAIRS[effect][1]:Effect.PAIRS[effect][0]](element,options);}};Effect.DefaultOptions.transition=Effect.Transitions.sinoidal;Effect.ScopedQueue=Class.create(Enumerable,{initialize:function(){this.effects=[];this.interval=null;},_each:function(iterator){this.effects._each(iterator);},add:function(effect){var timestamp=new Date().getTime();var position=Object.isString(effect.options.queue)?effect.options.queue:effect.options.queue.position;switch(position){case'front':this.effects.findAll(function(e){return e.state=='idle'}).each(function(e){e.startOn+=effect.finishOn;e.finishOn+=effect.finishOn;});break;case'with-last':timestamp=this.effects.pluck('startOn').max()||timestamp;break;case'end':timestamp=this.effects.pluck('finishOn').max()||timestamp;break;} effect.startOn+=timestamp;effect.finishOn+=timestamp;if(!effect.options.queue.limit||(this.effects.length<effect.options.queue.limit)) this.effects.push(effect);if(!this.interval) this.interval=setInterval(this.loop.bind(this),15);},remove:function(effect){this.effects=this.effects.reject(function(e){return e==effect});if(this.effects.length==0){clearInterval(this.interval);this.interval=null;}},loop:function(){var timePos=new Date().getTime();for(var i=0,len=this.effects.length;i<len;i++) this.effects[i]&&this.effects[i].loop(timePos);}});Effect.Queues={instances:$H(),get:function(queueName){if(!Object.isString(queueName))return queueName;return this.instances.get(queueName)||this.instances.set(queueName,new Effect.ScopedQueue());}};Effect.Queue=Effect.Queues.get('global');Effect.Base=Class.create({position:null,start:function(options){if(options&&options.transition===false)options.transition=Effect.Transitions.linear;this.options=Object.extend(Object.extend({},Effect.DefaultOptions),options||{});this.currentFrame=0;this.state='idle';this.startOn=this.options.delay*1000;this.finishOn=this.startOn+(this.options.duration*1000);this.fromToDelta=this.options.to-this.options.from;this.totalTime=this.finishOn-this.startOn;this.totalFrames=this.options.fps*this.options.duration;this.render=(function(){function dispatch(effect,eventName){if(effect.options[eventName+'Internal']) effect.options[eventName+'Internal'](effect);if(effect.options[eventName]) effect.options[eventName](effect);} return function(pos){if(this.state==="idle"){this.state="running";dispatch(this,'beforeSetup');if(this.setup)this.setup();dispatch(this,'afterSetup');} if(this.state==="running"){pos=(this.options.transition(pos)*this.fromToDelta)+this.options.from;this.position=pos;dispatch(this,'beforeUpdate');if(this.update)this.update(pos);dispatch(this,'afterUpdate');}};})();this.event('beforeStart');if(!this.options.sync) Effect.Queues.get(Object.isString(this.options.queue)?'global':this.options.queue.scope).add(this);},loop:function(timePos){if(timePos>=this.startOn){if(timePos>=this.finishOn){this.render(1.0);this.cancel();this.event('beforeFinish');if(this.finish)this.finish();this.event('afterFinish');return;} var pos=(timePos-this.startOn)/this.totalTime,frame=(pos*this.totalFrames).round();if(frame>this.currentFrame){this.render(pos);this.currentFrame=frame;}}},cancel:function(){if(!this.options.sync) Effect.Queues.get(Object.isString(this.options.queue)?'global':this.options.queue.scope).remove(this);this.state='finished';},event:function(eventName){if(this.options[eventName+'Internal'])this.options[eventName+'Internal'](this);if(this.options[eventName])this.options[eventName](this);},inspect:function(){var data=$H();for(property in this) if(!Object.isFunction(this[property]))data.set(property,this[property]);return'#<Effect:'+data.inspect()+',options:'+$H(this.options).inspect()+'>';}});Effect.Parallel=Class.create(Effect.Base,{initialize:function(effects){this.effects=effects||[];this.start(arguments[1]);},update:function(position){this.effects.invoke('render',position);},finish:function(position){this.effects.each(function(effect){effect.render(1.0);effect.cancel();effect.event('beforeFinish');if(effect.finish)effect.finish(position);effect.event('afterFinish');});}});Effect.Tween=Class.create(Effect.Base,{initialize:function(object,from,to){object=Object.isString(object)?$(object):object;var args=$A(arguments),method=args.last(),options=args.length==5?args[3]:null;this.method=Object.isFunction(method)?method.bind(object):Object.isFunction(object[method])?object[method].bind(object):function(value){object[method]=value};this.start(Object.extend({from:from,to:to},options||{}));},update:function(position){this.method(position);}});Effect.Event=Class.create(Effect.Base,{initialize:function(){this.start(Object.extend({duration:0},arguments[0]||{}));},update:Prototype.emptyFunction});Effect.Opacity=Class.create(Effect.Base,{initialize:function(element){this.element=$(element);if(!this.element)throw(Effect._elementDoesNotExistError);if(Prototype.Browser.IE&&(!this.element.currentStyle.hasLayout)) this.element.setStyle({zoom:1});var options=Object.extend({from:this.element.getOpacity()||0.0,to:1.0},arguments[1]||{});this.start(options);},update:function(position){this.element.setOpacity(position);}});Effect.Move=Class.create(Effect.Base,{initialize:function(element){this.element=$(element);if(!this.element)throw(Effect._elementDoesNotExistError);var options=Object.extend({x:0,y:0,mode:'relative'},arguments[1]||{});this.start(options);},setup:function(){this.element.makePositioned();this.originalLeft=parseFloat(this.element.getStyle('left')||'0');this.originalTop=parseFloat(this.element.getStyle('top')||'0');if(this.options.mode=='absolute'){this.options.x=this.options.x-this.originalLeft;this.options.y=this.options.y-this.originalTop;}},update:function(position){this.element.setStyle({left:(this.options.x*position+this.originalLeft).round()+'px',top:(this.options.y*position+this.originalTop).round()+'px'});}});Effect.MoveBy=function(element,toTop,toLeft){return new Effect.Move(element,Object.extend({x:toLeft,y:toTop},arguments[3]||{}));};Effect.Scale=Class.create(Effect.Base,{initialize:function(element,percent){this.element=$(element);if(!this.element)throw(Effect._elementDoesNotExistError);var options=Object.extend({scaleX:true,scaleY:true,scaleContent:true,scaleFromCenter:false,scaleMode:'box',scaleFrom:100.0,scaleTo:percent},arguments[2]||{});this.start(options);},setup:function(){this.restoreAfterFinish=this.options.restoreAfterFinish||false;this.elementPositioning=this.element.getStyle('position');this.originalStyle={};['top','left','width','height','fontSize'].each(function(k){this.originalStyle[k]=this.element.style[k];}.bind(this));this.originalTop=this.element.offsetTop;this.originalLeft=this.element.offsetLeft;var fontSize=this.element.getStyle('font-size')||'100%';['em','px','%','pt'].each(function(fontSizeType){if(fontSize.indexOf(fontSizeType)>0){this.fontSize=parseFloat(fontSize);this.fontSizeType=fontSizeType;}}.bind(this));this.factor=(this.options.scaleTo-this.options.scaleFrom)/100;this.dims=null;if(this.options.scaleMode=='box') this.dims=[this.element.offsetHeight,this.element.offsetWidth];if(/^content/.test(this.options.scaleMode)) this.dims=[this.element.scrollHeight,this.element.scrollWidth];if(!this.dims) this.dims=[this.options.scaleMode.originalHeight,this.options.scaleMode.originalWidth];},update:function(position){var currentScale=(this.options.scaleFrom/100.0)+(this.factor*position);if(this.options.scaleContent&&this.fontSize) this.element.setStyle({fontSize:this.fontSize*currentScale+this.fontSizeType});this.setDimensions(this.dims[0]*currentScale,this.dims[1]*currentScale);},finish:function(position){if(this.restoreAfterFinish)this.element.setStyle(this.originalStyle);},setDimensions:function(height,width){var d={};if(this.options.scaleX)d.width=width.round()+'px';if(this.options.scaleY)d.height=height.round()+'px';if(this.options.scaleFromCenter){var topd=(height-this.dims[0])/2;var leftd=(width-this.dims[1])/2;if(this.elementPositioning=='absolute'){if(this.options.scaleY)d.top=this.originalTop-topd+'px';if(this.options.scaleX)d.left=this.originalLeft-leftd+'px';}else{if(this.options.scaleY)d.top=-topd+'px';if(this.options.scaleX)d.left=-leftd+'px';}} this.element.setStyle(d);}});Effect.Highlight=Class.create(Effect.Base,{initialize:function(element){this.element=$(element);if(!this.element)throw(Effect._elementDoesNotExistError);var options=Object.extend({startcolor:'#ffff99'},arguments[1]||{});this.start(options);},setup:function(){if(this.element.getStyle('display')=='none'){this.cancel();return;} this.oldStyle={};if(!this.options.keepBackgroundImage){this.oldStyle.backgroundImage=this.element.getStyle('background-image');this.element.setStyle({backgroundImage:'none'});} if(!this.options.endcolor) this.options.endcolor=this.element.getStyle('background-color').parseColor('#ffffff');if(!this.options.restorecolor) this.options.restorecolor=this.element.getStyle('background-color');this._base=$R(0,2).map(function(i){return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16)}.bind(this));this._delta=$R(0,2).map(function(i){return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i]}.bind(this));},update:function(position){this.element.setStyle({backgroundColor:$R(0,2).inject('#',function(m,v,i){return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart());}.bind(this))});},finish:function(){this.element.setStyle(Object.extend(this.oldStyle,{backgroundColor:this.options.restorecolor}));}});Effect.ScrollTo=function(element){var options=arguments[1]||{},scrollOffsets=document.viewport.getScrollOffsets(),elementOffsets=$(element).cumulativeOffset();if(options.offset)elementOffsets[1]+=options.offset;return new Effect.Tween(null,scrollOffsets.top,elementOffsets[1],options,function(p){scrollTo(scrollOffsets.left,p.round());});};Effect.Fade=function(element){element=$(element);var oldOpacity=element.getInlineOpacity();var options=Object.extend({from:element.getOpacity()||1.0,to:0.0,afterFinishInternal:function(effect){if(effect.options.to!=0)return;effect.element.hide().setStyle({opacity:oldOpacity});}},arguments[1]||{});return new Effect.Opacity(element,options);};Effect.Appear=function(element){element=$(element);var options=Object.extend({from:(element.getStyle('display')=='none'?0.0:element.getOpacity()||0.0),to:1.0,afterFinishInternal:function(effect){effect.element.forceRerendering();},beforeSetup:function(effect){effect.element.setOpacity(effect.options.from).show();}},arguments[1]||{});return new Effect.Opacity(element,options);};Effect.Puff=function(element){element=$(element);var oldStyle={opacity:element.getInlineOpacity(),position:element.getStyle('position'),top:element.style.top,left:element.style.left,width:element.style.width,height:element.style.height};return new Effect.Parallel([new Effect.Scale(element,200,{sync:true,scaleFromCenter:true,scaleContent:true,restoreAfterFinish:true}),new Effect.Opacity(element,{sync:true,to:0.0})],Object.extend({duration:1.0,beforeSetupInternal:function(effect){Position.absolutize(effect.effects[0].element);},afterFinishInternal:function(effect){effect.effects[0].element.hide().setStyle(oldStyle);}},arguments[1]||{}));};Effect.BlindUp=function(element){element=$(element);element.makeClipping();return new Effect.Scale(element,0,Object.extend({scaleContent:false,scaleX:false,restoreAfterFinish:true,afterFinishInternal:function(effect){effect.element.hide().undoClipping();}},arguments[1]||{}));};Effect.BlindDown=function(element){element=$(element);var elementDimensions=element.getDimensions();return new Effect.Scale(element,100,Object.extend({scaleContent:false,scaleX:false,scaleFrom:0,scaleMode:{originalHeight:elementDimensions.height,originalWidth:elementDimensions.width},restoreAfterFinish:true,afterSetup:function(effect){effect.element.makeClipping().setStyle({height:'0px'}).show();},afterFinishInternal:function(effect){effect.element.undoClipping();}},arguments[1]||{}));};Effect.SwitchOff=function(element){element=$(element);var oldOpacity=element.getInlineOpacity();return new Effect.Appear(element,Object.extend({duration:0.4,from:0,transition:Effect.Transitions.flicker,afterFinishInternal:function(effect){new Effect.Scale(effect.element,1,{duration:0.3,scaleFromCenter:true,scaleX:false,scaleContent:false,restoreAfterFinish:true,beforeSetup:function(effect){effect.element.makePositioned().makeClipping();},afterFinishInternal:function(effect){effect.element.hide().undoClipping().undoPositioned().setStyle({opacity:oldOpacity});}});}},arguments[1]||{}));};Effect.DropOut=function(element){element=$(element);var oldStyle={top:element.getStyle('top'),left:element.getStyle('left'),opacity:element.getInlineOpacity()};return new Effect.Parallel([new Effect.Move(element,{x:0,y:100,sync:true}),new Effect.Opacity(element,{sync:true,to:0.0})],Object.extend({duration:0.5,beforeSetup:function(effect){effect.effects[0].element.makePositioned();},afterFinishInternal:function(effect){effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle);}},arguments[1]||{}));};Effect.Shake=function(element){element=$(element);var options=Object.extend({distance:20,duration:0.5},arguments[1]||{});var distance=parseFloat(options.distance);var split=parseFloat(options.duration)/10.0;var oldStyle={top:element.getStyle('top'),left:element.getStyle('left')};return new Effect.Move(element,{x:distance,y:0,duration:split,afterFinishInternal:function(effect){new Effect.Move(effect.element,{x:-distance*2,y:0,duration:split*2,afterFinishInternal:function(effect){new Effect.Move(effect.element,{x:distance*2,y:0,duration:split*2,afterFinishInternal:function(effect){new Effect.Move(effect.element,{x:-distance*2,y:0,duration:split*2,afterFinishInternal:function(effect){new Effect.Move(effect.element,{x:distance*2,y:0,duration:split*2,afterFinishInternal:function(effect){new Effect.Move(effect.element,{x:-distance,y:0,duration:split,afterFinishInternal:function(effect){effect.element.undoPositioned().setStyle(oldStyle);}});}});}});}});}});}});};Effect.SlideDown=function(element){element=$(element).cleanWhitespace();var oldInnerBottom=element.down().getStyle('bottom');var elementDimensions=element.getDimensions();return new Effect.Scale(element,100,Object.extend({scaleContent:false,scaleX:false,scaleFrom:window.opera?0:1,scaleMode:{originalHeight:elementDimensions.height,originalWidth:elementDimensions.width},restoreAfterFinish:true,afterSetup:function(effect){effect.element.makePositioned();effect.element.down().makePositioned();if(window.opera)effect.element.setStyle({top:''});effect.element.makeClipping().setStyle({height:'0px'}).show();},afterUpdateInternal:function(effect){effect.element.down().setStyle({bottom:(effect.dims[0]-effect.element.clientHeight)+'px'});},afterFinishInternal:function(effect){effect.element.undoClipping().undoPositioned();effect.element.down().undoPositioned().setStyle({bottom:oldInnerBottom});}},arguments[1]||{}));};Effect.SlideUp=function(element){element=$(element).cleanWhitespace();var oldInnerBottom=element.down().getStyle('bottom');var elementDimensions=element.getDimensions();return new Effect.Scale(element,window.opera?0:1,Object.extend({scaleContent:false,scaleX:false,scaleMode:'box',scaleFrom:100,scaleMode:{originalHeight:elementDimensions.height,originalWidth:elementDimensions.width},restoreAfterFinish:true,afterSetup:function(effect){effect.element.makePositioned();effect.element.down().makePositioned();if(window.opera)effect.element.setStyle({top:''});effect.element.makeClipping().show();},afterUpdateInternal:function(effect){effect.element.down().setStyle({bottom:(effect.dims[0]-effect.element.clientHeight)+'px'});},afterFinishInternal:function(effect){effect.element.hide().undoClipping().undoPositioned();effect.element.down().undoPositioned().setStyle({bottom:oldInnerBottom});}},arguments[1]||{}));};Effect.Squish=function(element){return new Effect.Scale(element,window.opera?1:0,{restoreAfterFinish:true,beforeSetup:function(effect){effect.element.makeClipping();},afterFinishInternal:function(effect){effect.element.hide().undoClipping();}});};Effect.Grow=function(element){element=$(element);var options=Object.extend({direction:'center',moveTransition:Effect.Transitions.sinoidal,scaleTransition:Effect.Transitions.sinoidal,opacityTransition:Effect.Transitions.full},arguments[1]||{});var oldStyle={top:element.style.top,left:element.style.left,height:element.style.height,width:element.style.width,opacity:element.getInlineOpacity()};var dims=element.getDimensions();var initialMoveX,initialMoveY;var moveX,moveY;switch(options.direction){case'top-left':initialMoveX=initialMoveY=moveX=moveY=0;break;case'top-right':initialMoveX=dims.width;initialMoveY=moveY=0;moveX=-dims.width;break;case'bottom-left':initialMoveX=moveX=0;initialMoveY=dims.height;moveY=-dims.height;break;case'bottom-right':initialMoveX=dims.width;initialMoveY=dims.height;moveX=-dims.width;moveY=-dims.height;break;case'center':initialMoveX=dims.width/2;initialMoveY=dims.height/2;moveX=-dims.width/2;moveY=-dims.height/2;break;} return new Effect.Move(element,{x:initialMoveX,y:initialMoveY,duration:0.01,beforeSetup:function(effect){effect.element.hide().makeClipping().makePositioned();},afterFinishInternal:function(effect){new Effect.Parallel([new Effect.Opacity(effect.element,{sync:true,to:1.0,from:0.0,transition:options.opacityTransition}),new Effect.Move(effect.element,{x:moveX,y:moveY,sync:true,transition:options.moveTransition}),new Effect.Scale(effect.element,100,{scaleMode:{originalHeight:dims.height,originalWidth:dims.width},sync:true,scaleFrom:window.opera?1:0,transition:options.scaleTransition,restoreAfterFinish:true})],Object.extend({beforeSetup:function(effect){effect.effects[0].element.setStyle({height:'0px'}).show();},afterFinishInternal:function(effect){effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle);}},options));}});};Effect.Shrink=function(element){element=$(element);var options=Object.extend({direction:'center',moveTransition:Effect.Transitions.sinoidal,scaleTransition:Effect.Transitions.sinoidal,opacityTransition:Effect.Transitions.none},arguments[1]||{});var oldStyle={top:element.style.top,left:element.style.left,height:element.style.height,width:element.style.width,opacity:element.getInlineOpacity()};var dims=element.getDimensions();var moveX,moveY;switch(options.direction){case'top-left':moveX=moveY=0;break;case'top-right':moveX=dims.width;moveY=0;break;case'bottom-left':moveX=0;moveY=dims.height;break;case'bottom-right':moveX=dims.width;moveY=dims.height;break;case'center':moveX=dims.width/2;moveY=dims.height/2;break;} return new Effect.Parallel([new Effect.Opacity(element,{sync:true,to:0.0,from:1.0,transition:options.opacityTransition}),new Effect.Scale(element,window.opera?1:0,{sync:true,transition:options.scaleTransition,restoreAfterFinish:true}),new Effect.Move(element,{x:moveX,y:moveY,sync:true,transition:options.moveTransition})],Object.extend({beforeStartInternal:function(effect){effect.effects[0].element.makePositioned().makeClipping();},afterFinishInternal:function(effect){effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle);}},options));};Effect.Pulsate=function(element){element=$(element);var options=arguments[1]||{},oldOpacity=element.getInlineOpacity(),transition=options.transition||Effect.Transitions.linear,reverser=function(pos){return 1-transition((-Math.cos((pos*(options.pulses||5)*2)*Math.PI)/2)+.5);};return new Effect.Opacity(element,Object.extend(Object.extend({duration:2.0,from:0,afterFinishInternal:function(effect){effect.element.setStyle({opacity:oldOpacity});}},options),{transition:reverser}));};Effect.Fold=function(element){element=$(element);var oldStyle={top:element.style.top,left:element.style.left,width:element.style.width,height:element.style.height};element.makeClipping();return new Effect.Scale(element,5,Object.extend({scaleContent:false,scaleX:false,afterFinishInternal:function(effect){new Effect.Scale(element,1,{scaleContent:false,scaleY:false,afterFinishInternal:function(effect){effect.element.hide().undoClipping().setStyle(oldStyle);}});}},arguments[1]||{}));};Effect.Morph=Class.create(Effect.Base,{initialize:function(element){this.element=$(element);if(!this.element)throw(Effect._elementDoesNotExistError);var options=Object.extend({style:{}},arguments[1]||{});if(!Object.isString(options.style))this.style=$H(options.style);else{if(options.style.include(':')) this.style=options.style.parseStyle();else{this.element.addClassName(options.style);this.style=$H(this.element.getStyles());this.element.removeClassName(options.style);var css=this.element.getStyles();this.style=this.style.reject(function(style){return style.value==css[style.key];});options.afterFinishInternal=function(effect){effect.element.addClassName(effect.options.style);effect.transforms.each(function(transform){effect.element.style[transform.style]='';});};}} this.start(options);},setup:function(){function parseColor(color){if(!color||['rgba(0, 0, 0, 0)','transparent'].include(color))color='#ffffff';color=color.parseColor();return $R(0,2).map(function(i){return parseInt(color.slice(i*2+1,i*2+3),16);});} this.transforms=this.style.map(function(pair){var property=pair[0],value=pair[1],unit=null;if(value.parseColor('#zzzzzz')!='#zzzzzz'){value=value.parseColor();unit='color';}else if(property=='opacity'){value=parseFloat(value);if(Prototype.Browser.IE&&(!this.element.currentStyle.hasLayout)) this.element.setStyle({zoom:1});}else if(Element.CSS_LENGTH.test(value)){var components=value.match(/^([\+\-]?[0-9\.]+)(.*)$/);value=parseFloat(components[1]);unit=(components.length==3)?components[2]:null;} var originalValue=this.element.getStyle(property);return{style:property.camelize(),originalValue:unit=='color'?parseColor(originalValue):parseFloat(originalValue||0),targetValue:unit=='color'?parseColor(value):value,unit:unit};}.bind(this)).reject(function(transform){return((transform.originalValue==transform.targetValue)||(transform.unit!='color'&&(isNaN(transform.originalValue)||isNaN(transform.targetValue))));});},update:function(position){var style={},transform,i=this.transforms.length;while(i--) style[(transform=this.transforms[i]).style]=transform.unit=='color'?'#'+ (Math.round(transform.originalValue[0]+ (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart()+ (Math.round(transform.originalValue[1]+ (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart()+ (Math.round(transform.originalValue[2]+ (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart():(transform.originalValue+ (transform.targetValue-transform.originalValue)*position).toFixed(3)+ (transform.unit===null?'':transform.unit);this.element.setStyle(style,true);}});Effect.Transform=Class.create({initialize:function(tracks){this.tracks=[];this.options=arguments[1]||{};this.addTracks(tracks);},addTracks:function(tracks){tracks.each(function(track){track=$H(track);var data=track.values().first();this.tracks.push($H({ids:track.keys().first(),effect:Effect.Morph,options:{style:data}}));}.bind(this));return this;},play:function(){return new Effect.Parallel(this.tracks.map(function(track){var ids=track.get('ids'),effect=track.get('effect'),options=track.get('options');var elements=[$(ids)||$$(ids)].flatten();return elements.map(function(e){return new effect(e,Object.extend({sync:true},options))});}).flatten(),this.options);}});Element.CSS_PROPERTIES=$w('backgroundColor backgroundPosition borderBottomColor borderBottomStyle '+'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth '+'borderRightColor borderRightStyle borderRightWidth borderSpacing '+'borderTopColor borderTopStyle borderTopWidth bottom clip color '+'fontSize fontWeight height left letterSpacing lineHeight '+'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+'maxWidth minHeight minWidth opacity outlineColor outlineOffset '+'outlineWidth paddingBottom paddingLeft paddingRight paddingTop '+'right textIndent top width wordSpacing zIndex');Element.CSS_LENGTH=/^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;String.__parseStyleElement=document.createElement('div');String.prototype.parseStyle=function(){var style,styleRules=$H();if(Prototype.Browser.WebKit) style=new Element('div',{style:this}).style;else{String.__parseStyleElement.innerHTML='<div style="'+this+'"></div>';style=String.__parseStyleElement.childNodes[0].style;} Element.CSS_PROPERTIES.each(function(property){if(style[property])styleRules.set(property,style[property]);});if(Prototype.Browser.IE&&this.include('opacity')) styleRules.set('opacity',this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);return styleRules;};if(document.defaultView&&document.defaultView.getComputedStyle){Element.getStyles=function(element){var css=document.defaultView.getComputedStyle($(element),null);return Element.CSS_PROPERTIES.inject({},function(styles,property){styles[property]=css[property];return styles;});};}else{Element.getStyles=function(element){element=$(element);var css=element.currentStyle,styles;styles=Element.CSS_PROPERTIES.inject({},function(results,property){results[property]=css[property];return results;});if(!styles.opacity)styles.opacity=element.getOpacity();return styles;};} Effect.Methods={morph:function(element,style){element=$(element);new Effect.Morph(element,Object.extend({style:style},arguments[2]||{}));return element;},visualEffect:function(element,effect,options){element=$(element);var s=effect.dasherize().camelize(),klass=s.charAt(0).toUpperCase()+s.substring(1);new Effect[klass](element,options);return element;},highlight:function(element,options){element=$(element);new Effect.Highlight(element,options);return element;}};$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+'pulsate shake puff squish switchOff dropOut').each(function(effect){Effect.Methods[effect]=function(element,options){element=$(element);Effect[effect.charAt(0).toUpperCase()+effect.substring(1)](element,options);return element;};});$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each(function(f){Effect.Methods[f]=Element[f];});Element.addMethods(Effect.Methods);
| // script.aculo.us effects.js v1.9.0, Thu Dec 23 16:54:48 -0500 2010
// Copyright (c) 2005-2010 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // Contributors: // Justin Palmer (http://encytemedia.com/) // Mark Pilgrim (http://diveintomark.org/) // Martin Bialasinki // // script.aculo.us is freely distributable under the terms of an MIT-style license. // For details, see the script.aculo.us web site: http://script.aculo.us/
// converts rgb() and #xxx to #xxxxxx format, // returns self (or first argument) if not convertable String.prototype.parseColor = function() { var color = '#'; if (this.slice(0,4) == 'rgb(') { var cols = this.slice(4,this.length-1).split(','); var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); } else { if (this.slice(0,1) == '#') { if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); if (this.length==7) color = this.toLowerCase(); } } return (color.length==7 ? color : (arguments[0] || this)); };
/*--------------------------------------------------------------------------*/
Element.collectTextNodes = function(element) { return $A($(element).childNodes).collect( function(node) { return (node.nodeType==3 ? node.nodeValue : (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); }).flatten().join(''); };
Element.collectTextNodesIgnoreClass = function(element, className) { return $A($(element).childNodes).collect( function(node) { return (node.nodeType==3 ? node.nodeValue : ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? Element.collectTextNodesIgnoreClass(node, className) : '')); }).flatten().join(''); };
Element.setContentZoom = function(element, percent) { element = $(element); element.setStyle({fontSize: (percent/100) + 'em'}); if (Prototype.Browser.WebKit) window.scrollBy(0,0); return element; };
Element.getInlineOpacity = function(element){ return $(element).style.opacity || ''; };
Element.forceRerendering = function(element) { try { element = $(element); var n = document.createTextNode(' '); element.appendChild(n); element.removeChild(n); } catch(e) { } };
/*--------------------------------------------------------------------------*/
var Effect = { _elementDoesNotExistError: { name: 'ElementDoesNotExistError', message: 'The specified DOM element does not exist, but is required for this effect to operate' }, Transitions: { linear: Prototype.K, sinoidal: function(pos) { return (-Math.cos(pos*Math.PI)/2) + .5; }, reverse: function(pos) { return 1-pos; }, flicker: function(pos) { var pos = ((-Math.cos(pos*Math.PI)/4) + .75) + Math.random()/4; return pos > 1 ? 1 : pos; }, wobble: function(pos) { return (-Math.cos(pos*Math.PI*(9*pos))/2) + .5; }, pulse: function(pos, pulses) { return (-Math.cos((pos*((pulses||5)-.5)*2)*Math.PI)/2) + .5; }, spring: function(pos) { return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6)); }, none: function(pos) { return 0; }, full: function(pos) { return 1; } }, DefaultOptions: { duration: 1.0, // seconds fps: 100, // 100= assume 66fps max. sync: false, // true for combining from: 0.0, to: 1.0, delay: 0.0, queue: 'parallel' }, tagifyText: function(element) { var tagifyStyle = 'position:relative'; if (Prototype.Browser.IE) tagifyStyle += ';zoom:1';
element = $(element); $A(element.childNodes).each( function(child) { if (child.nodeType==3) { child.nodeValue.toArray().each( function(character) { element.insertBefore( new Element('span', {style: tagifyStyle}).update( character == ' ' ? String.fromCharCode(160) : character), child); }); Element.remove(child); } }); }, multiple: function(element, effect) { var elements; if (((typeof element == 'object') || Object.isFunction(element)) && (element.length)) elements = element; else elements = $(element).childNodes;
var options = Object.extend({ speed: 0.1, delay: 0.0 }, arguments[2] || { }); var masterDelay = options.delay;
$A(elements).each( function(element, index) { new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay })); }); }, PAIRS: { 'slide': ['SlideDown','SlideUp'], 'blind': ['BlindDown','BlindUp'], 'appear': ['Appear','Fade'] }, toggle: function(element, effect, options) { element = $(element); effect = (effect || 'appear').toLowerCase(); return Effect[ Effect.PAIRS[ effect ][ element.visible() ? 1 : 0 ] ](element, Object.extend({ queue: { position:'end', scope:(element.id || 'global'), limit: 1 } }, options || {})); } };
Effect.DefaultOptions.transition = Effect.Transitions.sinoidal;
/* ------------- core effects ------------- */
Effect.ScopedQueue = Class.create(Enumerable, { initialize: function() { this.effects = []; this.interval = null; }, _each: function(iterator) { this.effects._each(iterator); }, add: function(effect) { var timestamp = new Date().getTime();
var position = Object.isString(effect.options.queue) ? effect.options.queue : effect.options.queue.position;
switch(position) { case 'front': // move unstarted effects after this effect this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) { e.startOn += effect.finishOn; e.finishOn += effect.finishOn; }); break; case 'with-last': timestamp = this.effects.pluck('startOn').max() || timestamp; break; case 'end': // start effect after last queued effect has finished timestamp = this.effects.pluck('finishOn').max() || timestamp; break; }
effect.startOn += timestamp; effect.finishOn += timestamp;
if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) this.effects.push(effect);
if (!this.interval) this.interval = setInterval(this.loop.bind(this), 15); }, remove: function(effect) { this.effects = this.effects.reject(function(e) { return e==effect }); if (this.effects.length == 0) { clearInterval(this.interval); this.interval = null; } }, loop: function() { var timePos = new Date().getTime(); for(var i=0, len=this.effects.length;i<len;i++) this.effects[i] && this.effects[i].loop(timePos); } });
Effect.Queues = { instances: $H(), get: function(queueName) { if (!Object.isString(queueName)) return queueName;
return this.instances.get(queueName) || this.instances.set(queueName, new Effect.ScopedQueue()); } }; Effect.Queue = Effect.Queues.get('global');
Effect.Base = Class.create({ position: null, start: function(options) { if (options && options.transition === false) options.transition = Effect.Transitions.linear; this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { }); this.currentFrame = 0; this.state = 'idle'; this.startOn = this.options.delay*1000; this.finishOn = this.startOn+(this.options.duration*1000); this.fromToDelta = this.options.to-this.options.from; this.totalTime = this.finishOn-this.startOn; this.totalFrames = this.options.fps*this.options.duration;
this.render = (function() { function dispatch(effect, eventName) { if (effect.options[eventName + 'Internal']) effect.options[eventName + 'Internal'](effect); if (effect.options[eventName]) effect.options[eventName](effect); }
return function(pos) { if (this.state === "idle") { this.state = "running"; dispatch(this, 'beforeSetup'); if (this.setup) this.setup(); dispatch(this, 'afterSetup'); } if (this.state === "running") { pos = (this.options.transition(pos) * this.fromToDelta) + this.options.from; this.position = pos; dispatch(this, 'beforeUpdate'); if (this.update) this.update(pos); dispatch(this, 'afterUpdate'); } }; })();
this.event('beforeStart'); if (!this.options.sync) Effect.Queues.get(Object.isString(this.options.queue) ? 'global' : this.options.queue.scope).add(this); }, loop: function(timePos) { if (timePos >= this.startOn) { if (timePos >= this.finishOn) { this.render(1.0); this.cancel(); this.event('beforeFinish'); if (this.finish) this.finish(); this.event('afterFinish'); return; } var pos = (timePos - this.startOn) / this.totalTime, frame = (pos * this.totalFrames).round(); if (frame > this.currentFrame) { this.render(pos); this.currentFrame = frame; } } }, cancel: function() { if (!this.options.sync) Effect.Queues.get(Object.isString(this.options.queue) ? 'global' : this.options.queue.scope).remove(this); this.state = 'finished'; }, event: function(eventName) { if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); if (this.options[eventName]) this.options[eventName](this); }, inspect: function() { var data = $H(); for(property in this) if (!Object.isFunction(this[property])) data.set(property, this[property]); return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>'; } });
Effect.Parallel = Class.create(Effect.Base, { initialize: function(effects) { this.effects = effects || []; this.start(arguments[1]); }, update: function(position) { this.effects.invoke('render', position); }, finish: function(position) { this.effects.each( function(effect) { effect.render(1.0); effect.cancel(); effect.event('beforeFinish'); if (effect.finish) effect.finish(position); effect.event('afterFinish'); }); } });
Effect.Tween = Class.create(Effect.Base, { initialize: function(object, from, to) { object = Object.isString(object) ? $(object) : object; var args = $A(arguments), method = args.last(), options = args.length == 5 ? args[3] : null; this.method = Object.isFunction(method) ? method.bind(object) : Object.isFunction(object[method]) ? object[method].bind(object) : function(value) { object[method] = value }; this.start(Object.extend({ from: from, to: to }, options || { })); }, update: function(position) { this.method(position); } });
Effect.Event = Class.create(Effect.Base, { initialize: function() { this.start(Object.extend({ duration: 0 }, arguments[0] || { })); }, update: Prototype.emptyFunction });
Effect.Opacity = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); // make this work on IE on elements without 'layout' if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) this.element.setStyle({zoom: 1}); var options = Object.extend({ from: this.element.getOpacity() || 0.0, to: 1.0 }, arguments[1] || { }); this.start(options); }, update: function(position) { this.element.setOpacity(position); } });
Effect.Move = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ x: 0, y: 0, mode: 'relative' }, arguments[1] || { }); this.start(options); }, setup: function() { this.element.makePositioned(); this.originalLeft = parseFloat(this.element.getStyle('left') || '0'); this.originalTop = parseFloat(this.element.getStyle('top') || '0'); if (this.options.mode == 'absolute') { this.options.x = this.options.x - this.originalLeft; this.options.y = this.options.y - this.originalTop; } }, update: function(position) { this.element.setStyle({ left: (this.options.x * position + this.originalLeft).round() + 'px', top: (this.options.y * position + this.originalTop).round() + 'px' }); } });
// for backwards compatibility Effect.MoveBy = function(element, toTop, toLeft) { return new Effect.Move(element, Object.extend({ x: toLeft, y: toTop }, arguments[3] || { })); };
Effect.Scale = Class.create(Effect.Base, { initialize: function(element, percent) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ scaleX: true, scaleY: true, scaleContent: true, scaleFromCenter: false, scaleMode: 'box', // 'box' or 'contents' or { } with provided values scaleFrom: 100.0, scaleTo: percent }, arguments[2] || { }); this.start(options); }, setup: function() { this.restoreAfterFinish = this.options.restoreAfterFinish || false; this.elementPositioning = this.element.getStyle('position');
this.originalStyle = { }; ['top','left','width','height','fontSize'].each( function(k) { this.originalStyle[k] = this.element.style[k]; }.bind(this));
this.originalTop = this.element.offsetTop; this.originalLeft = this.element.offsetLeft;
var fontSize = this.element.getStyle('font-size') || '100%'; ['em','px','%','pt'].each( function(fontSizeType) { if (fontSize.indexOf(fontSizeType)>0) { this.fontSize = parseFloat(fontSize); this.fontSizeType = fontSizeType; } }.bind(this));
this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
this.dims = null; if (this.options.scaleMode=='box') this.dims = [this.element.offsetHeight, this.element.offsetWidth]; if (/^content/.test(this.options.scaleMode)) this.dims = [this.element.scrollHeight, this.element.scrollWidth]; if (!this.dims) this.dims = [this.options.scaleMode.originalHeight, this.options.scaleMode.originalWidth]; }, update: function(position) { var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); if (this.options.scaleContent && this.fontSize) this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType }); this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); }, finish: function(position) { if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle); }, setDimensions: function(height, width) { var d = { }; if (this.options.scaleX) d.width = width.round() + 'px'; if (this.options.scaleY) d.height = height.round() + 'px'; if (this.options.scaleFromCenter) { var topd = (height - this.dims[0])/2; var leftd = (width - this.dims[1])/2; if (this.elementPositioning == 'absolute') { if (this.options.scaleY) d.top = this.originalTop-topd + 'px'; if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; } else { if (this.options.scaleY) d.top = -topd + 'px'; if (this.options.scaleX) d.left = -leftd + 'px'; } } this.element.setStyle(d); } });
Effect.Highlight = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { }); this.start(options); }, setup: function() { // Prevent executing on elements not in the layout flow if (this.element.getStyle('display')=='none') { this.cancel(); return; } // Disable background image during the effect this.oldStyle = { }; if (!this.options.keepBackgroundImage) { this.oldStyle.backgroundImage = this.element.getStyle('background-image'); this.element.setStyle({backgroundImage: 'none'}); } if (!this.options.endcolor) this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff'); if (!this.options.restorecolor) this.options.restorecolor = this.element.getStyle('background-color'); // init color calculations this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this)); }, update: function(position) { this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){ return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) }); }, finish: function() { this.element.setStyle(Object.extend(this.oldStyle, { backgroundColor: this.options.restorecolor })); } });
Effect.ScrollTo = function(element) { var options = arguments[1] || { }, scrollOffsets = document.viewport.getScrollOffsets(), elementOffsets = $(element).cumulativeOffset();
if (options.offset) elementOffsets[1] += options.offset;
return new Effect.Tween(null, scrollOffsets.top, elementOffsets[1], options, function(p){ scrollTo(scrollOffsets.left, p.round()); } ); };
/* ------------- combination effects ------------- */
Effect.Fade = function(element) { element = $(element); var oldOpacity = element.getInlineOpacity(); var options = Object.extend({ from: element.getOpacity() || 1.0, to: 0.0, afterFinishInternal: function(effect) { if (effect.options.to!=0) return; effect.element.hide().setStyle({opacity: oldOpacity}); } }, arguments[1] || { }); return new Effect.Opacity(element,options); };
Effect.Appear = function(element) { element = $(element); var options = Object.extend({ from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0), to: 1.0, // force Safari to render floated elements properly afterFinishInternal: function(effect) { effect.element.forceRerendering(); }, beforeSetup: function(effect) { effect.element.setOpacity(effect.options.from).show(); }}, arguments[1] || { }); return new Effect.Opacity(element,options); };
Effect.Puff = function(element) { element = $(element); var oldStyle = { opacity: element.getInlineOpacity(), position: element.getStyle('position'), top: element.style.top, left: element.style.left, width: element.style.width, height: element.style.height }; return new Effect.Parallel( [ new Effect.Scale(element, 200, { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], Object.extend({ duration: 1.0, beforeSetupInternal: function(effect) { Position.absolutize(effect.effects[0].element); }, afterFinishInternal: function(effect) { effect.effects[0].element.hide().setStyle(oldStyle); } }, arguments[1] || { }) ); };
Effect.BlindUp = function(element) { element = $(element); element.makeClipping(); return new Effect.Scale(element, 0, Object.extend({ scaleContent: false, scaleX: false, restoreAfterFinish: true, afterFinishInternal: function(effect) { effect.element.hide().undoClipping(); } }, arguments[1] || { }) ); };
Effect.BlindDown = function(element) { element = $(element); var elementDimensions = element.getDimensions(); return new Effect.Scale(element, 100, Object.extend({ scaleContent: false, scaleX: false, scaleFrom: 0, scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, afterSetup: function(effect) { effect.element.makeClipping().setStyle({height: '0px'}).show(); }, afterFinishInternal: function(effect) { effect.element.undoClipping(); } }, arguments[1] || { })); };
Effect.SwitchOff = function(element) { element = $(element); var oldOpacity = element.getInlineOpacity(); return new Effect.Appear(element, Object.extend({ duration: 0.4, from: 0, transition: Effect.Transitions.flicker, afterFinishInternal: function(effect) { new Effect.Scale(effect.element, 1, { duration: 0.3, scaleFromCenter: true, scaleX: false, scaleContent: false, restoreAfterFinish: true, beforeSetup: function(effect) { effect.element.makePositioned().makeClipping(); }, afterFinishInternal: function(effect) { effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity}); } }); } }, arguments[1] || { })); };
Effect.DropOut = function(element) { element = $(element); var oldStyle = { top: element.getStyle('top'), left: element.getStyle('left'), opacity: element.getInlineOpacity() }; return new Effect.Parallel( [ new Effect.Move(element, {x: 0, y: 100, sync: true }), new Effect.Opacity(element, { sync: true, to: 0.0 }) ], Object.extend( { duration: 0.5, beforeSetup: function(effect) { effect.effects[0].element.makePositioned(); }, afterFinishInternal: function(effect) { effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle); } }, arguments[1] || { })); };
Effect.Shake = function(element) { element = $(element); var options = Object.extend({ distance: 20, duration: 0.5 }, arguments[1] || {}); var distance = parseFloat(options.distance); var split = parseFloat(options.duration) / 10.0; var oldStyle = { top: element.getStyle('top'), left: element.getStyle('left') }; return new Effect.Move(element, { x: distance, y: 0, duration: split, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) { effect.element.undoPositioned().setStyle(oldStyle); }}); }}); }}); }}); }}); }}); };
Effect.SlideDown = function(element) { element = $(element).cleanWhitespace(); // SlideDown need to have the content of the element wrapped in a container element with fixed height! var oldInnerBottom = element.down().getStyle('bottom'); var elementDimensions = element.getDimensions(); return new Effect.Scale(element, 100, Object.extend({ scaleContent: false, scaleX: false, scaleFrom: window.opera ? 0 : 1, scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, afterSetup: function(effect) { effect.element.makePositioned(); effect.element.down().makePositioned(); if (window.opera) effect.element.setStyle({top: ''}); effect.element.makeClipping().setStyle({height: '0px'}).show(); }, afterUpdateInternal: function(effect) { effect.element.down().setStyle({bottom: (effect.dims[0] - effect.element.clientHeight) + 'px' }); }, afterFinishInternal: function(effect) { effect.element.undoClipping().undoPositioned(); effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } }, arguments[1] || { }) ); };
Effect.SlideUp = function(element) { element = $(element).cleanWhitespace(); var oldInnerBottom = element.down().getStyle('bottom'); var elementDimensions = element.getDimensions(); return new Effect.Scale(element, window.opera ? 0 : 1, Object.extend({ scaleContent: false, scaleX: false, scaleMode: 'box', scaleFrom: 100, scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, afterSetup: function(effect) { effect.element.makePositioned(); effect.element.down().makePositioned(); if (window.opera) effect.element.setStyle({top: ''}); effect.element.makeClipping().show(); }, afterUpdateInternal: function(effect) { effect.element.down().setStyle({bottom: (effect.dims[0] - effect.element.clientHeight) + 'px' }); }, afterFinishInternal: function(effect) { effect.element.hide().undoClipping().undoPositioned(); effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } }, arguments[1] || { }) ); };
// Bug in opera makes the TD containing this element expand for a instance after finish Effect.Squish = function(element) { return new Effect.Scale(element, window.opera ? 1 : 0, { restoreAfterFinish: true, beforeSetup: function(effect) { effect.element.makeClipping(); }, afterFinishInternal: function(effect) { effect.element.hide().undoClipping(); } }); };
Effect.Grow = function(element) { element = $(element); var options = Object.extend({ direction: 'center', moveTransition: Effect.Transitions.sinoidal, scaleTransition: Effect.Transitions.sinoidal, opacityTransition: Effect.Transitions.full }, arguments[1] || { }); var oldStyle = { top: element.style.top, left: element.style.left, height: element.style.height, width: element.style.width, opacity: element.getInlineOpacity() };
var dims = element.getDimensions(); var initialMoveX, initialMoveY; var moveX, moveY;
switch (options.direction) { case 'top-left': initialMoveX = initialMoveY = moveX = moveY = 0; break; case 'top-right': initialMoveX = dims.width; initialMoveY = moveY = 0; moveX = -dims.width; break; case 'bottom-left': initialMoveX = moveX = 0; initialMoveY = dims.height; moveY = -dims.height; break; case 'bottom-right': initialMoveX = dims.width; initialMoveY = dims.height; moveX = -dims.width; moveY = -dims.height; break; case 'center': initialMoveX = dims.width / 2; initialMoveY = dims.height / 2; moveX = -dims.width / 2; moveY = -dims.height / 2; break; }
return new Effect.Move(element, { x: initialMoveX, y: initialMoveY, duration: 0.01, beforeSetup: function(effect) { effect.element.hide().makeClipping().makePositioned(); }, afterFinishInternal: function(effect) { new Effect.Parallel( [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }), new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }), new Effect.Scale(effect.element, 100, { scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true}) ], Object.extend({ beforeSetup: function(effect) { effect.effects[0].element.setStyle({height: '0px'}).show(); }, afterFinishInternal: function(effect) { effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle); } }, options) ); } }); };
Effect.Shrink = function(element) { element = $(element); var options = Object.extend({ direction: 'center', moveTransition: Effect.Transitions.sinoidal, scaleTransition: Effect.Transitions.sinoidal, opacityTransition: Effect.Transitions.none }, arguments[1] || { }); var oldStyle = { top: element.style.top, left: element.style.left, height: element.style.height, width: element.style.width, opacity: element.getInlineOpacity() };
var dims = element.getDimensions(); var moveX, moveY;
switch (options.direction) { case 'top-left': moveX = moveY = 0; break; case 'top-right': moveX = dims.width; moveY = 0; break; case 'bottom-left': moveX = 0; moveY = dims.height; break; case 'bottom-right': moveX = dims.width; moveY = dims.height; break; case 'center': moveX = dims.width / 2; moveY = dims.height / 2; break; }
return new Effect.Parallel( [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }), new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}), new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }) ], Object.extend({ beforeStartInternal: function(effect) { effect.effects[0].element.makePositioned().makeClipping(); }, afterFinishInternal: function(effect) { effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); } }, options) ); };
Effect.Pulsate = function(element) { element = $(element); var options = arguments[1] || { }, oldOpacity = element.getInlineOpacity(), transition = options.transition || Effect.Transitions.linear, reverser = function(pos){ return 1 - transition((-Math.cos((pos*(options.pulses||5)*2)*Math.PI)/2) + .5); };
return new Effect.Opacity(element, Object.extend(Object.extend({ duration: 2.0, from: 0, afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); } }, options), {transition: reverser})); };
Effect.Fold = function(element) { element = $(element); var oldStyle = { top: element.style.top, left: element.style.left, width: element.style.width, height: element.style.height }; element.makeClipping(); return new Effect.Scale(element, 5, Object.extend({ scaleContent: false, scaleX: false, afterFinishInternal: function(effect) { new Effect.Scale(element, 1, { scaleContent: false, scaleY: false, afterFinishInternal: function(effect) { effect.element.hide().undoClipping().setStyle(oldStyle); } }); }}, arguments[1] || { })); };
Effect.Morph = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ style: { } }, arguments[1] || { });
if (!Object.isString(options.style)) this.style = $H(options.style); else { if (options.style.include(':')) this.style = options.style.parseStyle(); else { this.element.addClassName(options.style); this.style = $H(this.element.getStyles()); this.element.removeClassName(options.style); var css = this.element.getStyles(); this.style = this.style.reject(function(style) { return style.value == css[style.key]; }); options.afterFinishInternal = function(effect) { effect.element.addClassName(effect.options.style); effect.transforms.each(function(transform) { effect.element.style[transform.style] = ''; }); }; } } this.start(options); },
setup: function(){ function parseColor(color){ if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff'; color = color.parseColor(); return $R(0,2).map(function(i){ return parseInt( color.slice(i*2+1,i*2+3), 16 ); }); } this.transforms = this.style.map(function(pair){ var property = pair[0], value = pair[1], unit = null;
if (value.parseColor('#zzzzzz') != '#zzzzzz') { value = value.parseColor(); unit = 'color'; } else if (property == 'opacity') { value = parseFloat(value); if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) this.element.setStyle({zoom: 1}); } else if (Element.CSS_LENGTH.test(value)) { var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/); value = parseFloat(components[1]); unit = (components.length == 3) ? components[2] : null; }
var originalValue = this.element.getStyle(property); return { style: property.camelize(), originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), targetValue: unit=='color' ? parseColor(value) : value, unit: unit }; }.bind(this)).reject(function(transform){ return ( (transform.originalValue == transform.targetValue) || ( transform.unit != 'color' && (isNaN(transform.originalValue) || isNaN(transform.targetValue)) ) ); }); }, update: function(position) { var style = { }, transform, i = this.transforms.length; while(i--) style[(transform = this.transforms[i]).style] = transform.unit=='color' ? '#'+ (Math.round(transform.originalValue[0]+ (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() + (Math.round(transform.originalValue[1]+ (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() + (Math.round(transform.originalValue[2]+ (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() : (transform.originalValue + (transform.targetValue - transform.originalValue) * position).toFixed(3) + (transform.unit === null ? '' : transform.unit); this.element.setStyle(style, true); } });
Effect.Transform = Class.create({ initialize: function(tracks){ this.tracks = []; this.options = arguments[1] || { }; this.addTracks(tracks); }, addTracks: function(tracks){ tracks.each(function(track){ track = $H(track); var data = track.values().first(); this.tracks.push($H({ ids: track.keys().first(), effect: Effect.Morph, options: { style: data } })); }.bind(this)); return this; }, play: function(){ return new Effect.Parallel( this.tracks.map(function(track){ var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options'); var elements = [$(ids) || $$(ids)].flatten(); return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) }); }).flatten(), this.options ); } });
Element.CSS_PROPERTIES = $w( 'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + 'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' + 'borderRightColor borderRightStyle borderRightWidth borderSpacing ' + 'borderTopColor borderTopStyle borderTopWidth bottom clip color ' + 'fontSize fontWeight height left letterSpacing lineHeight ' + 'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+ 'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' + 'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' + 'right textIndent top width wordSpacing zIndex');
Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;
String.__parseStyleElement = document.createElement('div'); String.prototype.parseStyle = function(){ var style, styleRules = $H(); if (Prototype.Browser.WebKit) style = new Element('div',{style:this}).style; else { String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>'; style = String.__parseStyleElement.childNodes[0].style; }
Element.CSS_PROPERTIES.each(function(property){ if (style[property]) styleRules.set(property, style[property]); });
if (Prototype.Browser.IE && this.include('opacity')) styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);
return styleRules; };
if (document.defaultView && document.defaultView.getComputedStyle) { Element.getStyles = function(element) { var css = document.defaultView.getComputedStyle($(element), null); return Element.CSS_PROPERTIES.inject({ }, function(styles, property) { styles[property] = css[property]; return styles; }); }; } else { Element.getStyles = function(element) { element = $(element); var css = element.currentStyle, styles; styles = Element.CSS_PROPERTIES.inject({ }, function(results, property) { results[property] = css[property]; return results; }); if (!styles.opacity) styles.opacity = element.getOpacity(); return styles; }; }
Effect.Methods = { morph: function(element, style) { element = $(element); new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { })); return element; }, visualEffect: function(element, effect, options) { element = $(element); var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1); new Effect[klass](element, options); return element; }, highlight: function(element, options) { element = $(element); new Effect.Highlight(element, options); return element; } };
$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+ 'pulsate shake puff squish switchOff dropOut').each( function(effect) { Effect.Methods[effect] = function(element, options){ element = $(element); Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options); return element; }; } );
$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( function(f) { Effect.Methods[f] = Element[f]; } );
Element.addMethods(Effect.Methods);
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