Library /sys$common/syshlp/lse$help.hlb SELECT  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  Syntax:  SELECT

  Toggles the select mark.

  This command acts as a toggle to set the select mark if it is not set
  and deletes the select mark if it is set.

  RELATED COMMANDS:

     DELETE SELECTION MARK       NEW SELECTION MARK