SHORTCUT KEYS FROM F1 TO F12

F1                                                  help

F2                                                  previous command list

F3                                                  Osnap on/off

F5                                                  Isoplanes

F6                                                  ducs on/off

F7                                                  grid on/off

F8                                                  ortho on/off

F9                                                  snap on/off

F10                                                polar on/off    

F11                                                ucs

F12                                                dynamic text input à to display the           command prompt at                                          cursor location