REGEDIT4

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WAB\DisplayExt\MailUser]
"c:\\winnt\\system32\\wabex.dll"="AddExtendedPropPage"

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WAB\DisplayExt\DistList]
"c:\\winnt\\system32\\wabex.dll"="AddExtendedPropPage"