Logs the user on to MAPI, obtaining a MAPI session.
Syntax
objNameSpace.Logon([Profile,] [Password,] ]ShowDialog,] [NewSession])
objNameSpace An expression that returns a NameSpace object.
Profile Optional String. The profile name to use for the session.
Password Optional String. The password (if any) associated with the profile.
ShowDialog Optional Boolean. True to display the MAPI logon dialog.
NewSession Optional Boolean. True to create a new session (doesn't use an existing session). Multiple sessions cannot be created in Outlook.