The macro definitions retrieved from the context file specified
    in the Context File field of the main window are displayed in the
    Macro Definitions field of this dialog box.

    The effects of clicking on the dialog buttons are as follows:

    o  Enter - to add a new macro definition to the Macro Definitions
       list shown in the dialog box.

    o  Replace - to replace the selected macro definition in the
       Macro Definitions list.

    o  Remove - to remove the selected macro definition from the
       Macro Definitions list.

    o  OK - to dismiss the dialog box and write changes made to the
       current context.

    o  Cancel - to dismiss the dialog box, discarding current changes
       made.

    o  Help - to bring up a help window containing text describing
       the dialog box.

1  –  macdef ScrLst

    The macro definitions retrieved from the context file specified
    in the Context File field of the main window are displayed in this
    list.

2  –  macname TxtF

    Type a new (or edit an existing) macro name in this field.  The
    macro name associated with the selected macro definition is
    displayed in this field.  Use this field in conjunction with the
    Enter and Replace buttons to add or change macro definitions in
    the Macro Definitions list.

3  –  macexp TxtF

    Type a new (or edit an existing) macro expansion string in this
    field.  The expansion string associated with the selected macro
    definition is displayed in this field.  Use this field in
    conjunction with the Enter and Replace buttons to add or change
    macro definitions in the Macro Definitions list.

4  –  macentassgn Btn

    This button adds a new macro definition to the Macro Definitions
    list.  The new macro definition is described in the Macro Name
    and Expansion fields.

5  –  macreplace Btn

    This button replaces the selected macro definition in the Macro
    Definitions list with a new macro definition from the Macro Name
    and Expansion fields.

6  –  macremove Btn

    This button removes the selected macro definition from the Macro
    Definitions list.

7  –  machelp Btn

    The macro definitions retrieved from the context file specified
    in the Context File field of the main window are displayed in the
    Macro Definitions field of this dialog box.

    The effects of clicking on the dialog buttons are as follows:

    o  Enter - to add a new macro definition to the Macro Definitions
       list shown in the dialog box.

    o  Replace - to replace the selected macro definition in the
       Macro Definitions list.

    o  Remove - to remove the selected macro definition from the
       Macro Definitions list.

    o  OK - to dismiss the dialog box and write changes made to the
       current context.

    o  Cancel - to dismiss the dialog box, discarding current changes
       made.

    o  Help - to bring up a help window containing text describing
       the dialog box.