Fx.SlideReverse=Fx.Slide.extend({options:{mode:"horizontal"},setTheWidth:function(a){this.wrapper.style.width=a+"px"},vertical:function(){this.margin="margin-top";this.layout="height";this.offset=this.element.offsetHeight},horizontal:function(){this.margin="margin-right";this.layout="width";this.offset=this.element.offsetWidth},slideIn:function(a){this[a||this.options.mode]();return this.start([this.element.getStyle(this.margin).toInt(),this.wrapper.getStyle(this.layout).toInt()],[0,this.offset])},slideOut:function(a){this[a||this.options.mode]();return this.start([this.element.getStyle(this.margin).toInt(),this.wrapper.getStyle(this.layout).toInt()],[-this.offset,0])},hide:function(a){this[a||this.options.mode]();this.open=false;return this.set([-this.offset,0])},show:function(a){this[a||this.options.mode]();this.open=true;return this.set([0,this.offset])},toggle:function(a){if(this.wrapper.offsetHeight==0||this.wrapper.offsetWidth==0){return this.slideIn(a)}return this.slideOut(a)},increase:function(){this.element.setStyle(this.margin,this.now[0]+this.options.unit);this.wrapper.setStyle(this.layout,this.now[1]+this.options.unit)}});