help installing SQLPlus help

Hi.
I'm trying to install SQLPlus help but when I run the helpbld.sql script I get these prompts ("Enter value for 1:" and "Enter value for datafile:") I have no idea what they are. Can anyone help me please?
Thanks.

___________________________________________
SQL> @oracle/ora81/sqlplus/admin/help/helpbld.sql

Enter value for 1:

SP2-0137: DEFINE requires a value following equal sign
Table dropped.
Table created.
Grant succeeded.

Enter value for datafile:





[Edited by heloisa on 02-17-2002 at 06:41 PM]

Look at the header of the file. You should see something like this:

Code:

---

--
-- Copyright (c) 1983, 1998 by Oracle Corporation. All Rights Reserved.
--
-- NAME
--  helpbld.sql
--
-- DESCRIPTION
--  Builds the SQL*Plus HELP table and loads the HELP data from a
--  data file.  The datafile must exist before this script is run.
--
-- NOTES
--  To run this script, connect as SYSTEM and pass the datafile to be
--  loaded as a parameter e.g.
--
--      sqlplus system/ @helpbld.sql helpus.sql
--
--

---