Effect.Transitions.slowstop=function(pos){return 1-Math.pow(0.5,20*pos);}
Effect.Transitions.exponential=function(pos){return 1-Math.pow(1-pos,2);}
Effect.Unfold=function(element){element=$(element);var elementDimensions=element.getDimensions();var oldStyle={top:element.style.top,left:element.style.left,width:element.style.width,height:element.style.height};element.makeClipping();return new Effect.Scale(element,100,Object.extend({scaleContent:false,scaleY:false,scaleFrom:1,scaleMode:{originalHeight:elementDimensions.height,originalWidth:elementDimensions.width},afterSetup:function(effect){effect.element.makeClipping();effect.element.setStyle({width:'1px',height:'5%'}).show();},afterFinishInternal:function(effect){new Effect.Scale(element,100,{scaleContent:false,scaleX:false,scaleFrom:5,scaleMode:{originalHeight:elementDimensions.height,originalWidth:elementDimensions.width},restoreAfterFinish:true,afterSetup:function(effect){effect.element.makeClipping();effect.element.setStyle({height:'1px'}).show();},afterFinishInternal:function(effect){effect.element.undoClipping().setStyle(oldStyle);}});}},arguments[1]||{}));};Effect.Bounce=Class.create();Object.extend(Object.extend(Effect.Bounce.prototype,Effect.Base.prototype),{initialize:function(element){this.element=$(element);var options=Object.extend({x:0,y:200,acceleration:9.81,transition:Effect.Transitions.linear,mode:'relative'},arguments[1]||{});this.start(options);},setup:function(){Element.makePositioned(this.element);this.originalLeft=parseFloat(Element.getStyle(this.element,'left')||'0');this.originalTop=parseFloat(Element.getStyle(this.element,'top')||'0');if(this.options.mode=='absolute'){this.options.x=this.options.x-this.originalLeft;}},mytransition:function(pos){var temp=(pos<0.5?0.5-pos:0.5+(1-pos));return(pos<0.5?this.options.acceleration/2*temp*temp:this.options.acceleration/2*(1-temp)*(1-temp))*8/this.options.acceleration-1;},update:function(position){Element.setStyle(this.element,{left:this.options.x*position+this.originalLeft+'px',top:this.originalTop+this.options.y*this.mytransition(position)+'px'});}});Effect.Center=function(element){try{element=$(element);}catch(e){return;}
var my_width=0;var my_height=0;if(typeof(window.innerWidth)=='number'){my_width=window.innerWidth;my_height=window.innerHeight;}else if(document.documentElement&&(document.documentElement.clientWidth||document.documentElement.clientHeight)){my_width=document.documentElement.clientWidth;my_height=document.documentElement.clientHeight;}else if(document.body&&(document.body.clientWidth||document.body.clientHeight)){my_width=document.body.clientWidth;my_height=document.body.clientHeight;}
element.style.position='absolute';element.style.display='block';element.style.zIndex=99;var scrollY=0;if(document.documentElement&&document.documentElement.scrollTop){scrollY=document.documentElement.scrollTop;}else if(document.body&&document.body.scrollTop){scrollY=document.body.scrollTop;}else if(window.pageYOffset){scrollY=window.pageYOffset;}else if(window.scrollY){scrollY=window.scrollY;}
var elementDimensions=Element.getDimensions(element);var setX=(my_width-elementDimensions.width)/2;var setY=(my_height-elementDimensions.height)/2+scrollY;setX=(setX<0)?0:setX;setY=(setY<0)?0:setY;element.style.left=setX+"px";element.style.top=setY+"px";}
Effect.DropIn=function(element){element=$(element);var oldTop=element.style.top;var oldLeft=element.style.left;var pos=Position.cumulativeOffset(element);return new Effect.Parallel([new Effect.MoveBy(element,100,0,{sync:true}),new Effect.Opacity(element,{sync:true,from:0.0,to:1.0})],Object.extend({duration:0.5,beforeSetup:function(effect){Element.makePositioned(effect.effects[0].element);Element.setOpacity(element,0);element.style.position='absolute';element.style.top=(pos[1]-100)+'px';}},arguments[1]||{}));}
Effect.ShakeVertical=function(element){element=$(element);var oldStyle={top:Element.getStyle(element,'top'),left:Element.getStyle(element,'left')};return new Effect.Move(element,{x:0,y:20,duration:0.05,afterFinishInternal:function(effect)
{new Effect.Move(effect.element,{x:0,y:-40,duration:0.1,afterFinishInternal:function(effect)
{new Effect.Move(effect.element,{x:0,y:40,duration:0.1,afterFinishInternal:function(effect)
{new Effect.Move(effect.element,{x:0,y:-20,duration:0.05,afterFinishInternal:function(effect)
{with(Element)
{undoPositioned(effect.element);setStyle(effect.element,oldStyle);}}})}})}})}});}