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Earnings Per Share (Tables)
3 Months Ended
May 31, 2017
Earnings Per Share Tables  
Computation of basic and diluted earnings per share
   Three Months Ended May 31, 
   2017   2016 
         
Numerator for basic and diluted earnings per share  $15,869   $55,791 
           
Denominator for basic earnings per share - weighted average   14,961,076    14,961,076 
           
Effects of dilutive securities:          
Stock options for employees, directors and outside consultants   96,419    44,031 
Denominator for diluted earnings per share   15,057,495    15,005,107 
           
Basic Earnings Per Share  $0.00   $0.00 
           
Diluted Earnings Per Share  $0.00   $0.00