how to log a battle

gistfile1.js

BattleOld=Battle; 

Battle = function Battle() { 
  var self = this, run, getPoke; 
  BattleOld.apply(self, arguments); 
  run = self.run; 
  self.run = function(str, preempt) { 
    console.log("run: " + str); run.apply(self,arguments); 
  }; 
  getPoke = self.getPokemon; 
  self.getPokemon = function(){
    console.log("getPoke: " + JSON.stringify(arguments));
    getPoke.apply(self, arguments);
  } 
}

BattleRoomOld = BattleRoom;

BattleRoom = function BattleRoom() {
var self = this, add;
BattleRoomOld.apply(self, arguments);
add = self.add;
self.add = function(data) {
console.log("add: " + data); add.apply(self,arguments);
};
}