Warning: addEventListener is not a function myso.data.toload===:: undefined/undefined/undefined level: Number_of_Correct_attempt: 0 Number_of_attempt: 0 time_spent: 4 recorded: false game_id: G_01 end_session_time: Wed Jan 17 12:11:32 GMT+0800 2007 start_session_time: Wed Jan 17 12:11:27 GMT+0800 2007 session_id: NaN to_load: undefined/undefined/undefined Book: 1 Series: 1 ST_Name: peter undefined/undefined/undefined peter victor