| Note 14. WARRANTS | 
 The Company has the following
shares of common stock reserved for exercise of the warrants outstanding as of September 30, 2016: 
  
    |   | 
      | 
    September 30, 2016 | 
      | 
 
    |   | 
      | 
    Shares  | 
      | 
      | 
    
         Weighted 
        Average 
        Exercise 
        Price 
 | 
      | 
 
    |   | 
      | 
      | 
      | 
      | 
      | 
      | 
 
    | Warrants outstanding  beginning of year | 
      | 
      | 
    32,426,008 | 
      | 
      | 
    $ | 
    0.18 | 
      | 
 
    | Warrants exercised | 
      | 
      | 
    (26,251,785 | 
    ) | 
      | 
      | 
    0.17 | 
      | 
 
    | Warrants granted | 
      | 
      | 
    10,395,675 | 
      | 
      | 
      | 
    0.22 | 
      | 
 
    | Warrants expired  | 
      | 
      | 
    (523.333 | 
    ) | 
      | 
      | 
    (0.45 | 
    ) | 
 
    |   | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
 
    | Warrants outstanding  end of period | 
      | 
      | 
    16,046,565 | 
      | 
      | 
    $ | 
    0.18 | 
      | 
 
 
  
The following table summarizes
information about fixed-price warrants outstanding: 
  
    | Range of | 
      | 
      | 
    
         Number 
        Outstanding at 
 | 
      | 
      | 
    
         Average 
        Remaining 
 | 
      | 
    Weighted | 
      | 
 
    | Exercise | 
      | 
      | 
    September 30, | 
      | 
      | 
    Contractual | 
      | 
    Average | 
      | 
 
    | Prices | 
      | 
      | 
    2016 | 
      | 
      | 
    Life | 
      | 
    Exercise Price | 
      | 
 
    |   | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
 
    | $ | 
    0.33 | 
      | 
      | 
      | 
    439,637 | 
      | 
      | 
    4 Months | 
      | 
    $ | 
    0.33 | 
      | 
 
    | $ | 
    0.16 | 
      | 
      | 
      | 
    750,000 | 
      | 
      | 
    6 Months  | 
      | 
    $ | 
    0.16 | 
      | 
 
    | $ | 
    0.14 | 
      | 
      | 
      | 
    1,578,947 | 
      | 
      | 
    21 Months | 
      | 
    $ | 
    0.14 | 
      | 
 
    | $ | 
    0.21 | 
      | 
      | 
      | 
    400,644 | 
      | 
      | 
    21 Months | 
      | 
    $ | 
    0.21 | 
      | 
 
    | $ | 
    0.14 | 
      | 
      | 
      | 
    1,846,300 | 
      | 
      | 
    22 Months | 
      | 
    $ | 
    0.14 | 
      | 
 
    | $ | 
    0.06 | 
      | 
      | 
      | 
    4,567,002 | 
      | 
      | 
    24 Months | 
      | 
    $ | 
    0.06 | 
      | 
 
    | $ | 
    0.16 | 
      | 
      | 
      | 
    1,118,068 | 
      | 
      | 
    29 Months | 
      | 
    $ | 
    0.16 | 
      | 
 
    | $ | 
    0.13 | 
      | 
      | 
      | 
    863,392 | 
      | 
      | 
    30 Months | 
      | 
    $ | 
    0.13 | 
      | 
 
    | $ | 
    0.12 | 
      | 
      | 
      | 
    928,984 | 
      | 
      | 
    32 Months | 
      | 
    $ | 
    0.12 | 
      | 
 
    | $ | 
    0.35 | 
      | 
      | 
      | 
    1,625,000 | 
      | 
      | 
    45 Months | 
      | 
    $ | 
    0.35 | 
      | 
 
    | $ | 
    0.35 | 
      | 
      | 
      | 
    535,714 | 
      | 
      | 
    47 Months | 
      | 
    $ | 
    0.35 | 
      | 
 
    | $ | 
    0.44 | 
      | 
      | 
      | 
    1,214,286 | 
      | 
      | 
    47 Months | 
      | 
    $ | 
    0.44 | 
      | 
 
    | $ | 
    0.37 | 
      | 
      | 
      | 
    178,571 | 
      | 
      | 
    48 Months | 
      | 
    $ | 
    0.37 | 
      | 
 
    |   | 
      | 
      | 
      | 
      | 
    16,046,545 | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
 
 
 |