Group Policy plus Windows 7 parental control restrictions using the computer

Back to the bedroom and want to play online games, I have to enforce the measures.
Online games don't let you play
If you don't want to play online games, it's very simple. Click “Start/Run”, enter “gpedit.msc” and make sure to open the "Group Policy" window, select "Manage Templates/Systems" on the left, double-click "Do not run the specified Windows application" ”, click “Settings""""""""" "display" "display" "display"""""Add/Enter" , click “OK”
Computer system time limit
spends too much time on the computer, affecting learning, how to control computer usage time?
Using the Windows Vista/7 system comes with “Parental Control” Do it. Go to the admin user, open “Control Panel", double-click “User Accounts and Family Safety”. Select the account you want to use later, then click “Time Limit”. Pop up the “Time Limit” window and click on the date and time of the computer on the grid. If you enter the disable period later, the system will automatically exit.