var Accordion=new Class({Extends:Fx.Elements,options:{display:0,show:false,height:true,width:false,opacity:true,fixedHeight:false,fixedWidth:false,wait:false,alwaysHide:false},initialize:function(){var C=Array.link(arguments,{container:Element.type,options:Object.type,togglers:$defined,elements:$defined});
this.parent(C.elements,C.options);this.togglers=$$(C.togglers);this.container=$(C.container);this.previous=-1;if(this.options.alwaysHide){this.options.wait=true;
}if($chk(this.options.show)){this.options.display=false;this.previous=this.options.show;}if(this.options.start){this.options.display=false;this.options.show=false;
}this.effects={};if(this.options.opacity){this.effects.opacity="fullOpacity";}if(this.options.width){this.effects.width=this.options.fixedWidth?"fullWidth":"offsetWidth";
}if(this.options.height){this.effects.height=this.options.fixedHeight?"fullHeight":"scrollHeight";}for(var B=0,A=this.togglers.length;B<A;B++){this.addSection(this.togglers[B],this.elements[B]);
}this.elements.each(function(E,D){if(this.options.show===D){this.fireEvent("active",[this.togglers[D],E]);}else{for(var F in this.effects){E.setStyle(F,0);
}}},this);if($chk(this.options.display)){this.display(this.options.display);}},addSection:function(E,C,G){E=$(E);C=$(C);var F=this.togglers.contains(E);
var B=this.togglers.length;this.togglers.include(E);this.elements.include(C);if(B&&(!F||G)){G=$pick(G,B-1);E.inject(this.togglers[G],"before");C.inject(E,"after");
}else{if(this.container&&!F){E.inject(this.container);C.inject(this.container);}}var A=this.togglers.indexOf(E);E.addEvent("click",this.display.bind(this,A));
if(this.options.height){C.setStyles({"padding-top":0,"border-top":"none","padding-bottom":0,"border-bottom":"none"});}if(this.options.width){C.setStyles({"padding-left":0,"border-left":"none","padding-right":0,"border-right":"none"});
}C.fullOpacity=1;if(this.options.fixedWidth){C.fullWidth=this.options.fixedWidth;}if(this.options.fixedHeight){C.fullHeight=this.options.fixedHeight;}C.setStyle("overflow","hidden");
if(!F){for(var D in this.effects){C.setStyle(D,0);}}return this;},display:function(A){A=($type(A)=="element")?this.elements.indexOf(A):A;if((this.timer&&this.options.wait)||(A===this.previous&&!this.options.alwaysHide)){return this;
}this.previous=A;var B={};this.elements.each(function(E,D){B[D]={};var C=(D!=A)||(this.options.alwaysHide&&(E.offsetHeight>0));this.fireEvent(C?"background":"active",[this.togglers[D],E]);
for(var F in this.effects){B[D][F]=C?0:E[this.effects[F]];}},this);return this.start(B);}});