Web.Trailer=Class.create(Web,{initialize:function(trailerId,anchorId,buttonId){this.trailer=$(trailerId);this.anchor=$(anchorId);this.button=$(buttonId);if(this.anchor&&this.trailer){this.buttonText=this.button.down('span');this.buttonStates=['Přehrát video','Skrýt video'];this.bound={toggle:this.toggle.bindAsEventListener(this)}
this.addEvents();}},addEvents:function(){this.button.observe('click',this.bound.toggle);},toggle:function(e){e.stop();if(!this.trailer.visible()){Effect.ScrollTo(this.anchor,{offset:-10});Effect.SlideDown(this.trailer);this.buttonText.update(this.buttonStates[1]);}else{Effect.SlideUp(this.trailer);this.buttonText.update(this.buttonStates[0]);}}});