This group of statements defines the selections available under File on the menu bar. The first ITEM statement specifies Goback as the first selection under File. The value of the SELECTION= option corresponds to the subsequent SELECTION statement, which specifies END as the command that is issued for that selection. The second ITEM statement specifies that the SAVE command is issued for that selection. 
      menu f;
         item 'Goback' selection=g;
         item 'Save';
         selection g 'end';