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11. STOCK-BASED COMPENSATION (Details 1) (USD $)
6 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Share-based Compensation [Abstract]    
Outstanding 2,235,471 2,470,971
Range of Exercise Prices, Lower Limit $ 0.95  
Range of Exercise Prices, Upper Limit $ 12.60  
Weighted Average Remaining Contractual Life (Years) 1 year 8 months 8 days  
Weighted Average Exercise Price of Options Currently Outstanding $ 3.44 $ 3.36