         Parameters:  [message]
  
 Writes the specified "message" to the terminal.  The message may
 contain  leading  and  embedded blanks for spacing and any other
 character except the Delimiter (Refer to "Metacharacters"). 
  
 If "message" is omitted, the command will have no  effect.    In
 order to write a blank line, use a following command on the same
 line with 2 intervening spaces:  ECHO  ;# write a blank
