http://www.google.hr/search?q=tools+...ient=firefox-a
Click Start, choose Run and execute regedit.
Navigate to: [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer]
Look for a value called NoFolderOptions on the right panel
Right click on the NoFolderOptions value and choose delete
Navigate to: [HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer]
Right click on NoFolderOptions on the right pane and choose Delete