Note 3 - Accounts Receivable, net (Tables)

6 Months Ended

Sep. 30, 2012

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

The following table sets forth the components of accounts receivable:

	September 30, 2012			March 31, 2012
Government	$	580,826		$	1,272,436
Commercial		315,131			457,670
Less: Allowance for doubtful accounts		(35,470	)		(35,470	)
	$	860,487		$	1,694,636