    addClass: function(){
                        // red, green, blue, yellow, white, gray
                        /*
                        if(this.index % 2 == 0){
                            return "green";
                        }else{
                            return "red";
                        }
                        */
                    },
                    onchangeScroll: function(){
                        //trace(this);
                        for(var i=this.startIndex;i<this.endIndex