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3. Accounts Receivable
 12 Months Ended
Mar. 31, 2015
Receivables [Abstract]  
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
3.                    Accounts Receivable

The following table sets forth the components of accounts receivable:

   
March 31,
 
   
2015
   
2014
 
Government
 
$
1,440,378
   
$
1,982,215
 
Commercial
   
209,768
     
140,707
 
Less: Allowance for doubtful accounts
   
(24,975
)
   
(27,282
)
   
$
1,625,171
   
$
2,095,640