Control Panel Restrictions..

There are many general restrictions you can make to the Control Panel

1. Start Regedit
2. Go to HKEY_Current_User / Software / Microsoft / Windows / CurrentVersion / Policies
3. Create a new keys under Policies called System
4. You can then add DWORD values set to 1 in the appropriate keys
5. To re-enable them, either delete the key or set the value to 0