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STOCK BASED COMPENSATION (Tables)
3 Months Ended
Mar. 31, 2013
Stock Based Compensation Tables  
Schedule of Stock option activity
Stock option activity for the three months ended March 31, 2013 is summarized as follows:

   
Shares
   
Weighted Average
 Exercise Price
   
Weighted Average Remaining Contractual Life (in Years)
   
Grant Date
Fair Value
 
Outstanding at December 31, 2012
    2,939,167     $ 5.70       6.50     $ 1,144,024  
Options exercised
    (35,000 )     (1.13 )     -       (23,149 )
Outstanding at March 31, 2013
    2,904,167     $ 5.76       6.25     $ 1,120,875  
                                 
Vested at March 31, 2013
    2,255,417     $ 6.87       5.71     $ 692,822  
Exercisable at March 31, 2013
    2,255,417     $ 6.87       5.71     $ 692,822  
 
Schedule of Stock warrant activity
A summary of the Company’s stock warrant activity and related information for the three months ended March 31, 2013 is as follows:
   
Shares
   
Weighted Average Exercise Price
   
Weighted Average Remaining Contractual Life (in Years)
   
Grant Date Fair Value
 
Outstanding at December 31, 2012
    1,163,308     $ 12.37       0.40     $ 128,889  
Warrants exercised
    (175,000 )     (1.46 )     -       (25,075 )
Warrants cancelled/forfeited/expired
    (40,554 )     (0.10 )     -       (2,433 )
Warrants at March 31, 2013
    947,754     $ 14.91       0.66     $ 101,381  
                                 
Vested at March 31, 2013
    935,254     $ 15.08       0.63     $ 95,781  
                                 
Exercisable at March 31, 2013
    935,254     $ 15.08       0.63     $ 95,781