Consolidated Balance Sheets(Unaudited) (Parentheticals) (USD $)	Jun. 30, 2011	Dec. 31, 2010
Accounts receivable-trade, net allowance for doubtful accounts (in Dollars)	$ 72,000	$ 147,000
OTHER INTANGIBLES, net of accumulated amortization (in Dollars)	$ 518,000	$ 495,000
Preferred stock par value (in Dollars per share)	$ 0	$ 0
Preferred stock, shares authorized	20,000,000	20,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in Dollars per share)	$ 0.0024	$ 0.0024
Common stock, shares authorized	25,000,000	25,000,000
Common stock, shares issued	11,150,065	11,150,065
Common stock, shares outstanding	10,156,442	10,156,442
Treasury stock shares	993,623	993,623