CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $)	6 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net loss	$ (632,200)	$ (158,246)
Adjustments to reconcile net loss to net cash used in operating activities:
Deferred income taxes	(240,130)	(7,519)
Depreciation and amortization	89,790	104,365
Provision for inventory obsolescence	5,000	0
Amortization of debt discount	60,935	48,587
Amortization of deferred financing costs	54,160	54,160
Loss on extinguishment of debt	0	26,600
Change in fair value of common stock warrant	106,080	42,773
Non-cash interest associated with conversion of note	0	21,003
Non-cash stock-based compensation	20,904	32,161
Changes in assets and liabilities:
Decrease (increase) in accounts receivable	1,553,016	(810,779)
(Increase) decrease in inventories, net	(509,865)	1,529,141
Increase in prepaid expenses & other	(286,338)	(31,144)
Increase (decrease) in accounts payable and other accrued liabilities	297,393	(1,570,723)
Increase (decrease) in accrued payroll, vacation pay & withholdings	47,715	(66,664)
(Decrease) increase in deferred revenues	(1,411)	4,635
(Decrease) increase in progress billings	(183,319)	795,050
Decrease in other long-term liabilities	(4,200)	0
Net cash provided by operating activities	377,530	13,400
Cash flows from investing activities:
Purchases of equipment	(6,511)	(11,226)
Net cash used in investing activities	(6,511)	(11,226)
Cash flows from financing activities:
Proceeds from note payable – related party	0	100,000
Repayment of long-term debt	(319,189)	(229,750)
Repayment of capitalized lease obligations	(40,802)	(36,970)
Net cash used in financing activities	(359,991)	(166,720)
Net increase (decrease) in cash and cash equivalents	11,028	(164,546)
Cash and cash equivalents at beginning of period	232,118	310,297
Cash and cash equivalents at end of period	243,146	145,751
Supplemental cash flow information:
Taxes paid	20,500	0
Interest paid	114,589	192,837
Conversion of Accounts Payable [Member]
Supplemental non-cash information:
Non-cash transactions	11,900	0
Conversion of Debt [Member]
Supplemental non-cash information:
Non-cash transactions	0	700,000
Conversion of Accrued Interest [Member]
Supplemental non-cash information:
Non-cash transactions	$ 0	$ 37,400