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STOCK OPTIONS (Details 3) (USD $)
3 Months Ended
Mar. 31, 2014
Summary of option activity  
Outstanding at the beginning of year (in shares) 8,055,522
Outstanding at the beginning of year (in dollars per shares) $ 1.56
Granted (in shares) 2,650,000
Granted (in dollars per shares) $ 2.29
Expired (in shares) (6,771)
Expired (in dollars per shares) $ 1.88
Forfeited (in shares) (214,379)
Forfeited (in dollars per shares) $ 1.80
Exercised (in shares) (52,625)
Exercised (in dollars per shares) $ 1.97
Outstanding at the end of year (in shares) 10,431,747
Outstanding at the end of year (in dollars per shares) $ 1.73
Outstanding at the end of the period 7 years 8 months 8 days
Outstanding at the end of the period $ 3,989,065
Vested at the end of period (in shares) 4,055,415
Vested at the end of period (in dollars per share) $ 1.03
Vested at the end of period 5 years 29 days
Vested at the end of period (in dollars) 3,645,280
Stock Option  
Weighted average grant-date fair value of options granted $ 2.03
Total fair value of options vested 0.97
Total unrecognized compensation expense, related to non-vested share-based compensation arrangements $ 8,770,968
Period for unrecognized compensation expense is estimated to be recognized 3 years 2 months 23 days