8. STOCK BASED COMPENSATION (Details 2) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Number Exercisable	223,200	208,700
Weighted average exercise price	$ 3.99	$ 4.12
2.31
Number Outstanding	12,000
Weighted average remaining contractual life	1 year 4 months 24 days
Weighted average exercise price	$ 2.31
Number Exercisable	12,000
Weighted average exercise price	$ 2.31
2.99
Number Outstanding	16,000
Weighted average remaining contractual life	2 years 1 month 13 days
Weighted average exercise price	$ 2.99
Number Exercisable	16,000
Weighted average exercise price	$ 2.99
3.09
Number Outstanding	35,000
Weighted average remaining contractual life	8 years 6 months 22 days
Weighted average exercise price	$ 3.09
Number Exercisable	7,000
Weighted average exercise price	$ 3.09
3.24
Number Outstanding	80,000
Weighted average remaining contractual life	3 years 6 months 18 days
Weighted average exercise price	$ 3.24
Number Exercisable	20,000
Weighted average exercise price	$ 3.24
3.76
Number Outstanding	91,000
Weighted average remaining contractual life	2 years 6 months 29 days
Weighted average exercise price	$ 3.76
Number Exercisable	91,000
Weighted average exercise price	$ 3.76
5
Number Outstanding	77,200
Weighted average remaining contractual life	2 years 11 months 26 days
Weighted average exercise price	$ 5
Number Exercisable	77,200
Weighted average exercise price	$ 5
2.31 - 5.00
Number Outstanding	311,200
Weighted average remaining contractual life	3 years 6 months 14 days
Weighted average exercise price	$ 3.76
Number Exercisable	223,200
Weighted average exercise price	$ 3.99