What is this registry mean? [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main] "SmoothScroll"=dword:1 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Update] "UpdateMode"=dword:07 [HKEY_CURRENT_USER\Control Panel\Desktop] "WaitToKillServiceTimeout"="4000" [HKEY_CURRENT_USER\Control Panel\Desktop] "HungAppTimeout"="2000" [HKEY_CURRENT_USER\Control Panel\Desktop] "SCRNSAVE.EXE"="" [HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics] "Shell Icon BPP"="16" KEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings] "MaxConnectionsPer1_0Server"=dword:00000008 "MaxConnectionsPerServer"=dword:00000004 [HKEY_USERS.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings] "MaxConnectionsPerServer"=dword:00000004 "MaxConnectionsPer1_0Server"=dword:00000008 [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] "KeepRasConnections"="1" [-HKEY_CLASSES_ROOT\CLSID\{540D8A8B-1C3F-4E32-8132-530F6A502090}] @="Language bar" "MenuTextPUI"="@%SystemRoot%\\System32\\msutb.dll,-325"