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Stock Option Plans (Tables)
9 Months Ended
Dec. 31, 2012
Equity [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

The following table summarizes information about stock option activity for the nine months ended December 31, 2012:

 

        Weighted    
     Weighted  Average    
     Average  Remaining  Aggregate 
     Exercise  Contractual  Intrinsic 
  Shares  Price  Term  Value 
Outstanding at March 31, 2012  1,291,000  $2.10   5.3 years     
Granted  75,000  $1.20   10 years     
Expired  (106,000) $1.80   -     
Outstanding at December 31, 2012  1,260,000  $2.09   5.3 years  $- 
                 
Exercisable at December 31, 2012  1,240,000  $2.10   5.3 years  $-