The student society is aging at an alarming because the seat of learning in the classroom. I picked up the phone to connect to the internet to play because no matter what the teacher classroom instruction to teach. Values of each phone is different away. That the use of phones in school or university that is normal. The freedom to use depends on the conscience of the individual. I think that before entering the classroom Muted or turned off altogether. In the use of mobile phones are also much more. So the students should learn to fully.