8. STOCK BASED COMPENSATION (Details) (Stock Option [Member], USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Stock Option [Member]
Number of options
Outstanding at beginning of period	356,200	208,700
Granted		155,000
Exercised	(2,000)
Forfeited	(43,000)	(7,500)
Outstanding at end of period	311,200	356,200
Weighted average Price
Outstanding at beginning of period	$ 3.71	$ 4.12
Granted		$ 3.17
Exercised	$ 3.09
Forfeited	$ 3.31	$ 4.17
Outstanding at end of period	$ 3.76	$ 3.71