I was watching a movie earlier and my VAIO shoot down. it was plugged in and the cooler was functioning. after it shoot down i observed that the light for the charger was not working. i waited for the battery to cool and i tried to start it again, still nothing. then i removed the battery and pluged in the computer and it started....any ideas why?...i'm scared to put the battery back on...what should i do?Any ideas what happened?