The Internet launches a new campaign which dramatically changes our world and our old ways of life.It influences all walks of our life. Nowadays, we can access to other people and different kinds of cultures easily by the computer.Cyber games, QQ chatting, shopping online, and entertainment news are available to everyone on the Internet.However, some problems also boom with the development of Internet.Cyber pornography, such as naked photos or sexual pictures, is widely spreading and prevalent on the Internet, which distorts and misleads the value of social morality to a large extent.In addition, many young people are addicted to Internet games and fascinated with the virtual world.What's more, cyber fraud and crime are also very common today.Your credit or bank card can be decoded and your system, documents, e-mail also can be attacked by hackers.