In 2006, 30 per cent of parents of online teens said they did not think the internet had any effect on their children compared to 25 per cent in 2004.

The study says that parents with high levels of education are more likely to think that email and the Internet have been beneficial for their children than parents with less education.

65 per cent of parent's say that after their child has been online, they investigate to see what web sites they visited. Parents are more concerned about the content their children view online than the amount of time they spend on the Internet.

68 per cent of parents say they have rules about the kinds of sites their kids can visit along with rules about the information they share with people they talk to on the internet.