Consolidated Statements Of Operations (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Consolidated Statements Of Operations [Abstract]
Net sales	$ 4,071,400	$ 3,494,000	$ 11,936,600	$ 10,544,200
Operating costs and expenses:
Cost of sales	2,275,300	1,946,700	6,302,100	5,649,000
Advertising	82,300	78,600	330,700	321,500
Selling	1,103,000	1,017,700	3,261,300	3,076,800
General and administrative	601,000	609,200	1,813,700	1,827,100
Total operating costs and expenses	4,061,600	3,652,200	11,707,800	10,874,400
Income (loss) from operations	9,800	(158,200)	228,800	(330,200)
Rental and other income	39,700	30,600	121,700	97,900
Interest expense	(59,200)	(68,900)	(183,400)	(207,900)
Income before income taxes	(9,700)	(196,500)	167,100	(440,200)
Income tax expense
Net income (loss)	$ (9,700)	$ (196,500)	$ 167,100	$ (440,200)
Net income (loss) per common share (Note 2):
Basic	$ 0.00	$ (0.02)	$ 0.02	$ (0.04)
Diluted	$ 0.00	$ (0.02)	$ 0.01	$ (0.04)
Weighted average shares outstanding:
Basic	10,898,500	10,795,000	10,898,500	10,795,000
Diluted	10,898,500	10,795,000	12,207,750	10,795,000