How can I keep an eye on what she does online?

Costa asked: My little sister is starting to get to that age where she likes getting on Myspace and talking all the time on yahoo. Now I went through that stage but the whole internet predator thing was not so big, now with cyber-bulling and pethofiles (sp?) roaming the internet like no other I can’t [...]

i’m worried about my 13 year old sister and internet predators.what should i do?

kstorey2010 asked: She has a major with problem with sites like myspace, myyearbook, etc. I have found pictures of her on my parents computer and the pictures are literally facing down her top.
Who knows what other types of pictures she has posted, because she has stolen our mother’s camera several times and hadn’t returned [...]