OPEN:
         Open a file in following format:
         JIS code, NEW-JIS code, EUC code ASCII code.
            
         INCLUDE:
         For to include another file or saved block.

         SAVE:
         Save a file previously opened.

         SAVE AS:
         Save mode, with this option you can save in following
         format: JIS code, NEW-JIS code, EUC code.

         DELETE:
         To JIWA is possible delete all file that you want.