CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 847,000	$ 610,000
Investments in marketable securities	254,000	251,000
Accounts receivable (less allowance for doubtful accounts of $145,000)	4,186,000	5,372,000
Inventories	12,703,000	13,271,000
Costs and estimated earnings in excess of billings on uncompleted contracts	999,000	875,000
Deferred tax asset	320,000	447,000
Other current assets	174,000	252,000
Total current assets	19,483,000	21,078,000
Property and equipment, net	1,115,000	1,099,000
Goodwill	868,000	868,000
Deferred tax asset	1,929,000	1,806,000
Other assets	96,000	125,000
TOTAL ASSETS	23,491,000	24,976,000
Current liabilities:
Current portion of long-term debt	25,000	33,000
Note payable - bank	0	3,324,000
Accounts payable	541,000	741,000
Liability associated with non-renewal of senior officer contract	459,000	661,000
Income taxes payable	23,000	2,000
Accrued expenses	1,241,000	1,294,000
Customer advances	27,000	88,000
Total current liabilities	2,316,000	6,143,000
Note payable-bank	2,600,000	0
Liability associated with non-renewal of senior officer contract, net of current portion	25,000	41,000
Long-term debt, net of current portion	0	8,000
Total liabilities	4,941,000	6,192,000
STOCKHOLDERS' EQUITY
Common stock - $.10 par value, 10,000,000 shares authorized, 5,232,000 and 5,102,000 shares issued at 2013 and 2012, respectively, and 4,552,000 and 4,515,000 shares outstanding at 2013 and 2012, respectively	523,000	510,000
Additional paid-in capital	22,769,000	22,726,000
Treasury stock, at cost, 680,000 and 587,000 shares at 2013 and 2012, respectively	(2,025,000)	(1,700,000)
Accumulated other comprehensive gain (loss), net of tax	3,000	(3,000)
Accumulated deficit	(2,720,000)	(2,749,000)
Total stockholders' equity	18,550,000	18,784,000
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 23,491,000	$ 24,976,000