YOOtoppanel=Fx.Base.extend({initialize:function(element,options){this.setOptions({offset:320,duration:500,transition:Fx.Transitions.linear},options);this.element=$E(".panel",element);this.wrapper=$E(".panel-wrapper",element);this.container=$E(".panel-container",element);this.select=$E(".select_region",element);this.margin="top";this.layout="height";this.now=[];this.parent(this.options)},addTriggerEvent:function(tr){var trigger=$E(tr);if(this.element&&trigger){trigger.addEvent("click",function(){this.toggle()}.bind(this))}},setNow:function(){for(var i=0;i<2;i++){this.now[i]=this.compute(this.from[i],this.to[i])}},vertical:function(){return[this.element.getStyle("margin-top").toInt(),this.wrapper.getStyle("height").toInt()]},slideIn:function(){this.container.setStyle("z-index",20);if(parseFloat(String(MooTools.version).slice(0,3))>=1.2){this.element.setStyle("margin-"+this.margin,0);this.wrapper.setStyle(this.layout,this.options.offset);return this}return this.start(this.vertical(),[0,this.options.offset])},slideOut:function(){this.container.setStyle("z-index",15);if(parseFloat(String(MooTools.version).slice(0,3))>=1.2){this.element.setStyle("margin-"+this.margin,-this.options.offset);this.wrapper.setStyle(this.layout,0);return this}return this.start(this.vertical(),[-this.options.offset,0])},toggle:function(){if(this.wrapper.offsetHeight==0){this.select.setStyle("display","block");return this.slideIn()}else{this.select.setStyle("display","none");return this.slideOut()}},increase:function(){this.element.setStyle("margin-"+this.margin,this.now[0]+this.options.unit);this.wrapper.setStyle(this.layout,this.now[1]+this.options.unit)}});