var AbstractEventTrigger=function(){};AbstractEventTrigger.prototype={hW:null,sB:function(){if(typeof this.hW=="undefined"||this.hW==null){this.hW=new EventHandlerManager();}},addEventListener:function(cC,xv){this.sB();this.hW.addEventListener(cC,xv);},addEventType:function(cC){this.sB();return this.hW.addEventType(cC);}};