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9. Stock Compensation (Tables)
 9 Months Ended
Dec. 31, 2015
Share based compensation expense
    Three Months Ended     Three Months Ended     Nine Months Ended     Nine Months Ended  
    December 31, 2015     December 31, 2014     December 31, 2015     December 31, 2014  
Vesting of stock options   $ 50,711     $ 77,900     $ 152,133     $ 338,580  
Total stock-based compensation expense     50,711       77,900       152,133       338,580  
                                 
Weighted average number of common shares outstanding – basic and diluted     7,616,619       6,032,126       7,318,019       5,254,459  
                                 
Basic and diluted loss per common share   $ (0.01 )   $ (0.01 )   $ (0.02 )   $ (0.06 )
Assumptions used
Risk free interest rate 2.6%
Average expected life 10 years
Expected volatility 90.23%
Expected dividends None
Options vested and expected to vest
   Number of
Shares		   Weighted
Average
Exercise
Price		   Weighted
Average
Remaining
Contractual
Term in
Years		 
Vested   445,557   $11.40    4.67 
Expected to vest   50,133   $6.36    7.98 
Total   495,690           
Options  
Option activity
    Amount     Range of
Exercise Price		     Weighted
Average
Exercise
Price		  
Stock options outstanding at March 31, 2015     501,690       $4.00-$20.50     $ 12.50  
Exercised     –       –       –  
Granted     –       –       –  
Cancelled/Expired     (6,000 )      $20.50     $  20.50  
Stock options outstanding at December 31, 2015     495,690       $4.00-$20.50     $ 10.89  
Stock options exercisable at December 31, 2015     445,557       $4.00-$20.50     $ 11.66