CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) [Abstract]
Net sales	$ 7,850,000	$ 7,299,000	$ 22,946,000	$ 19,803,000
Cost of sales	4,464,000	4,484,000	13,317,000	12,594,000
Gross profit	3,386,000	2,815,000	9,629,000	7,209,000
Selling, general and administrative expenses	2,644,000	2,297,000	7,399,000	7,246,000
Interest expense	45,000	61,000	151,000	172,000
Investment and other income, net	(28,000)	(32,000)	(133,000)	(213,000)
Income before income tax provision(benefit)	725,000	489,000	2,212,000	4,000
Provision (benefit)for income taxes	28,000	(20,000)	74,000	1,000
NET INCOME	$ 697,000	$ 509,000	$ 2,138,000	$ 3,000
Net income per common share:
Basic (in dollars per share)	$ 0.15	$ 0.11	$ 0.46	$ 0.00
Diluted (in dollars per share)	$ 0.15	$ 0.11	$ 0.46	$ 0.00