Balance Sheets (USD $)	Dec. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 1,028,146	$ 887,140
Receivables on government contracts	419,440	1,162,423
Prepaid expenses and other current assets	69,058	31,888
Total current assets	1,516,644	2,081,451
Property and equipment
Equipment	45,157	40,416
Furniture & fixtures	9,264	9,264
Less: accumulated depreciation	(47,697)	(42,038)
Property and equipment, net	6,724	7,642
Patents and trademarks	1,383	1,383
Less: accumulated amortization	(1,035)	(897)
Intangible assets, net	348	486
Deferred tax assets	82,000	23,000
Total assets	1,605,716	2,112,579
Liabilities and shareholders' equity
Accrued payroll and payroll taxes	165,543	273,089
Accounts payable and accrued expenses	131,072	359,029
Accrued warranty expense	35,190	69,655
Total current liabilities	331,805	701,773
Long-term liabilities	12,476	15,456
Total liabilities	344,281	717,229
Commitments and contingencies (Note 8)
Shareholders' equity
Total shareholders' equity	1,180,985	1,314,900
Total liabilities and shareholders' equity	1,605,716	2,112,579
Redeemable Preferred Stock [Member]
Liabilities and shareholders' equity
Preferred stock value	80,450	80,450
Series B Preferred Stock [Member]
Liabilities and shareholders' equity
Preferred stock value	11,024	11,024
Common stock, par value $.01 per share, authorized 60,000,000 shares, issued and outstanding 32,011,753 shares at December 31, 2013 and 2012	320,118	320,118
Capital in excess of par value	11,620,487	11,606,920
Accumulated deficit	(10,780,094)	(10,632,612)
Convertible Preferred Stock [Member]
Liabilities and shareholders' equity
Preferred stock value	2,550	2,550
Series D Preferred Stock [Member]
Liabilities and shareholders' equity
Preferred stock value	$ 6,900	$ 6,900