Consolidated Statements of Cash Flows (USD $)	12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash flows from operating activities:
Net (loss) income	$ (2,772,571)	$ 71,016
Adjustments to reconcile net (loss) income to net cash (Used in) provided by operating activities:
Deferred income taxes	(1,547,491)	352,219
Allowance for doubtful accounts	(16,530)	(1,200)
Depreciation and amortization	228,069	168,667
Amortization of debt discount	129,763	53,570
Amortization of deferred financing costs	219,662	108,321
Change in fair value of common stock warrant	(294,785)	(10,847)
Provision for inventory obsolescence	0	21,972
Proceeds from life insurance policy	0	(300,029)
Gain on sale of asset	0	(500)
Increase in cash surrender value of life insurance	0	2,011
Stock-based compensation	81,517	89,079
Changes in assets and liabilities:
Decrease in accounts receivable	1,153,287	892,183
Decrease (increase) in unbilled government receivables	1,780,381	(313,758)
Increase in inventories	(1,217,206)	(2,075,569)
Dncrease (increase) in prepaid expenses and other	104,403	(182,087)
Increase in accounts payable	1,421,999	1,251,753
Decrease in deferred revenues	(19,899)	(4,359)
Increase (decrease) in accrued payroll, vacation pay & withholdings	2,406	(5,622)
Increase (decrease) in accrued expenses – related party and other	(549,373)	787,877
(Decrease) increase in progress billings	0	(424,202)
Net cash provided by (used in) operating activities	(1,296,368)	480,495
Cash flows from investing activities:
Proceeds from sale of capital asset	0	500
Acquisition of equipment	(109,157)	(300,857)
Net cash used in investing activities	(109,157)	(300,357)
Cash flows from financing activities:
Proceeds from exercise of stock options	138,090	124,631
Proceeds from the issuance of new shares of common stock	1,000,002	0
Proceeds from issuance of debt	600,000	0
Expenses associated with long-term debt	(111,341)	0
Repayment of long-term debt	(260,430)	(282,798)
Repayment of capitalized lease obligations	(63,694)	(45,414)
Proceeds from life insurance policy	0	312,683
Net cash provided by financing activities	1,302,627	109,102
Net (decrease) increase in cash	(102,898)	289,240
Cash, beginning of year	413,195	123,955
Cash, end of year	310,297	413,195
Supplemental cash flow information:
Taxes paid	0	1,542
Interest paid	368,188	359,248
Supplemental non-cash information
Warrants issued in conjunction with long-term debt	66,193	0
Warants issued to lender for waiver of debt covenants	71,632	0
Capitalized lease obligations	$ 0	$ 243,986