Open Question: What is this and how do i get rid of it?

My dad did something to the computer so he can find out what websites i go on and honestly I do nothing wrong on the computer all I do is go on aim and that pisses him off...well when I open up a internet and open a new tab it says all the websites ive been on Reopen closed tabs View tabs that you've closed since starting Internet Explorer. Instant Messenger â€" AIM â€" Instant Message Your AIM and … Instant Messenger â€" AIM â€" Instant Message Your AIM and … Instant Messenger â€" AIM â€" Instant Message Your AIM and … Instant Messenger â€" AIM â€" Instant Message Your AIM and … Welcome to Facebook Gmail: Email from Google Welcome to Facebook Welcome to Facebook Google Image Result for http://www.pmptoday.com/wp-cont… Welcome to Facebook Open All Reopen Last Browsing Session Browse with InPrivate Browse the web without storing data about your browsing session. Open an InPrivate Browsing window How do i get rid of this =/