chatgreet: function(target, room, user){
                if(!this.canTalk()) return false;
                var greeted = false;
                for(x = 0; x < greeters.length; x++){
                        if(greeters[x].toLowerCase() == user.name.toLowerCase()) greeted = true;
                }
                if(greeted) return false;
                greeters.push(user.name);
                return 'Hi';
        },