ChatRoom = function(user_id,profile_id,chatroom_id){
  this.user_id = user_id;
  this.profile_id = profile_id;
  this.chatroom_id = chatroom_id;
};

cr_arr['10008824'] = new ChatRoom('47302817','10008824','9437');
cr_arr['10128486'] = new ChatRoom('58352071','10128486','9437');