Safety first
Here are some useful Websites for you to take a look at:

Talking to teens about sex and relationships

http://www.nspcc.org.uk/help-and-advice/for-parents/talking-about-sex/children/space-sex_wda96791.html

Sexting and online dangers

http://www.netsmartz.org/Sexting

http://www.youtube.com/watch?v=6eBmlxkfjuI

You are in control 

 

https://store.opendns.com/familyshield/ 

http://www.parentalcontrolbar.org/ 

http://www.internetsafety.com/safe-eyes-parental-control-software.php?mobile=false

http://www.websafety.com/?mobile=false

ABC wikispace Internet safety  (view table of contents)

http://abcict3.wikispaces.com/Parents+Internet+Safety+Night