Although mobile phones are to have a role in life. Specifically, a group of students, and students are also using a mobile phone was not in time as well as time and place. Most students will take a mobile phone to play while the teachers are teaching, which is particularly offensive because they make learning does not know the story. Also, others who live around waste concentrate on learning. Although the school will issue a rule that prohibited students from bringing phones, but not in time for all students to follow the rules.