Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Statement Consolidated Statements Of Operations Unaudited [Line Items]
Net sales	$ 4,502,100	$ 3,717,500	$ 9,233,800	$ 7,755,900
Operating costs and expenses:
Cost of sales	2,415,500	2,097,800	4,998,000	4,287,100
Advertising	123,600	107,800	419,200	195,400
Selling	1,184,000	1,164,200	2,281,500	2,254,800
General and administrative	643,800	668,600	1,418,200	1,355,900
Total operating costs and expenses	4,366,900	4,038,400	9,116,900	8,093,200
Income (loss) from operations	135,200	(320,900)	116,900	(337,300)
Rental and other income	4,000	32,300	21,400	64,600
Interest expense	(7,000)	(66,000)	(65,600)	(127,900)
Income (loss) before income taxes	132,200	(354,600)	72,700	(400,600)
Income tax expense	9,000	0	9,000	0
Net income (loss)	$ 123,200	$ (354,600)	$ 63,700	$ (400,600)
Net income (loss) per common share
Basic	$ 0.01	$ (0.03)	$ 0.01	$ (0.04)
Diluted	$ 0.01	$ (0.03)	$ 0.01	$ (0.04)
Weighted average shares outstanding:
Basic	11,213,586	10,937,000	11,154,038	10,932,856
Diluted	11,377,225	10,937,000	11,329,259	10,932,856