On the social behavior of online chat by mobile phone while driving. Effect of driving risk accident at any time. This behavior by the test driving simulator displayed.1 seconds, which were considered to be at risk of accidents The behavior using a mobile phone while driving. A new behavior of this generation. Relies on cultivating consciousness to realize that And the people in the car, but also must have the responsibility for other people's life on the road. Including legal penalties to be strict and more severe. Because only a fraction of a second driver take your eyes off the road. May lead to a serious accident to life.