hi i was wondering if anyone could help my son will be 2 in march and last night he started climbing out of his cot he took 3 attempts to get him to sleep and then at about 1 he climbed out again and wouldnt go back to sleep unless i was in the room (dont really wanna get in the habit of that lol).he shares a room with his brother at the weekend so we really need to curb this asap.any suggestions anyone