ASCII 2 / joke 2

                  Function Key
               /
           __n___
           I    I                   _________
   Main  _ I    I   Floppy disk     I  ___  I
  Storage  I    I  '                I=(___)=I   - Application
           I    I I                 I_/  /__I     Software
           I    I I    INPUT        ~~\  \~~~
           (____) I     |             /__/
             II   I___________          
             I(___/___________) - User Interface  
             (__             I                         
                I            /                           
                 \          / - Central                  
                  )        /   Processing                 
      OUTPUT --  I        (       Unit           .-._      
                 I_________`,                  o_oo'_)     
                 ~~~~~***&%~                   `._ `._   
                     ###@^&&&                     `,  \   
    ._____._        &&&%%## - Overflow            //_(_)_/
    I      o)                (I/O error)         ~~
    (_____,-'                                         Mouse

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