To hide the Outlook Express icons on a Windows 2000 SP4 system run...
"%SystemRoot%\system32\rundll32.exe" "%SystemRoot%\system32\shell32.dll",OCInstall HideOE
To show the Outlook Express icons on a Windows 2000 SP4 system run...
"%SystemRoot%\system32\rundll32.exe" "%SystemRoot%\system32\shell32.dll",OCInstall ShowOE