Most companies have regulations on which websites you are allowed to visit throughout the day. Some employers don't mind if you check your Facebook or hop over to Reddit for 10 minutes. But some do.
Everything you do on your computer, the IT person can see. If your productivity declines or your boss has questions about what you are doing throughout the day, all they have to do is ask the IT person and they can give your boss a full report.
It is best to ask your boss what is acceptable and if you are allowed to check online news or Facebook as long as it is quick and your productivity stays positive.
