
Enter the line number to move the cursor to. The line number can be up to
five digits long. These keys have functions assigned to them:

    Enter - confirm entry of line
    HOME - go to beginning of entry
    END  - go to end of entry
    INS  - toggle insert mode
    DEL  - delete character under cursor
    Left arrow/right arrow - move cursor left and right
    Backarrow - delete character before cursor
    
    ESC - cancel goto and return to edit mode
