Condensed Consolidated Statements of Stockholders’ Equity (Current Period Unaudited) (USD $)	Preferred Stock [Member]	Convertible Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member] Stock Options [Member]	Additional Paid-in Capital [Member] Restricted Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Stock Options [Member]	Restricted Stock [Member]	Total
Balance, December 31, 2011 (Audited) at Dec. 31, 2011	$ 500,000	$ 1,517,000	$ 415,000			$ 46,246,000	$ (39,518,000)	$ (1,395,000)			$ 7,765,000
Balance, December 31, 2011 (Audited) (in Shares) at Dec. 31, 2011	50	1,550	41,463,836
Stock based compensation expense – stock options				103,000					103,000		320,000
Stock based compensation expense - restricted stock					217,000					217,000
Stock options exercised						26,000					26,000
Stock options exercised (in Shares)			40,000
Restricted stock issuance (in Shares)			29,334
Restricted stock forfeited			(1,000)			1,000
Restricted stock forfeited (in Shares)			(96,670)
Warrants exercised			9,000								9,000
Warrants exercised (in Shares)			881,331
Net loss							(2,745,000)				(2,745,000)
Balance, September 30, 2012 (Unaudited) at Sep. 30, 2012	$ 500,000	$ 1,517,000	$ 423,000			$ 46,593,000	$ (42,263,000)	$ (1,395,000)			$ 5,375,000
Balance, September 30, 2012 (Unaudited) (in Shares) at Sep. 30, 2012	50	1,550	42,317,831