Consolidated Balance Sheets (USD $)	Dec. 31, 2013	Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 3,136,063	$ 4,367,474
Investment securities, available-for-sale, at fair value	915,341	0
Accounts receivable, net
Trade - billed, (less allowance for doubtful accounts of $285,305 and $230,749)	7,296,792	4,752,729
Trade - unbilled	41,859	356,525
Inventories, net
Raw materials	861,129	472,149
Finished goods	1,078,349	1,631,957
Prepaid expenses and other assets	231,365	287,002
Prepaid income taxes	0	173,155
Deferred taxes	475,000	438,000
Total current assets	14,035,898	12,478,991
Property and equipment, net	4,322,995	4,049,478
Other assets	297,915	289,335
Total assets	18,656,808	16,817,804
Current liabilities
Accounts payable - trade	1,517,625	922,091
Accrued expenses and other liabilities	1,331,675	1,140,234
Income taxes payable	302,263	0
Current maturities of note payable	364,204	329,529
Customer deposits	547,789	204,991
Total current liabilities	4,063,556	2,596,845
Notes payable - less current maturities	2,544,809	2,661,228
Deferred tax liability	630,000	694,000
Total liabilities	7,238,365	5,952,073
Commitments and contingencies	0	0
Stockholders’ equity
Preferred stock, $.01 par value; authorized 1,000,000 shares, none outstanding	0	0
Common stock, $.01 par value; authorized 8,000,000 shares; 4,881,548 and 4,826,182 issued, respectively	48,815	48,262
Additional paid-in capital	5,041,438	4,995,278
Accumulated other comprehensive loss	(41,014)	0
Retained earnings	6,471,504	5,924,491
Stockholders' Equity before Treasury Stock	11,520,743	10,968,031
Treasury stock, at cost, 40,920 shares	(102,300)	(102,300)
Total stockholders’ equity	11,418,443	10,865,731
Total liabilities and stockholders' equity	$ 18,656,808	$ 16,817,804