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STOCK BASED COMPENSATION (Tables)
6 Months Ended
Jun. 30, 2013
Stock Based Compensation Tables  
Schedule of Stock option activity
Stock option activity for the six months ended June 30, 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 previously expired
    196,667       1.02       -       34,152  
Options forfeited
    (70,000 )     (1.33 )     -       (35,554 )
Options exercised
    (290,000 )     (.61 )     -       (101,538 )
Outstanding at June 30, 2013
    2,775 ,834     $ 6.01       6.05     $ 1,041,084  
                                 
Vested at June 30, 2013
    2,165,834     $ 7.16       5.52     $ 633,977  
Exercisable at June 30, 2013
    2,165,834     $ 7.16       5.52     $ 633,977  
Schedule of Stock warrant activity
A summary of the Company’s stock warrant activity and related information for the six months ended June 30, 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
    (625,000 )     (1.65 )     -       (93,160 )
Warrants cancelled/forfeited/expired
    (524,975 )     (25.38 )     -       (30,029 )
Warrants at June 30, 2013
    13,333     $ 2.27       2.16     $ 5,700  
                                 
Vested at June 30, 2013
    7,083     $ 2.72       2.07     $ 2,900  
                                 
Exercisable at June 30, 2013
    7,083     $ 2.72       2.07     $ 2,900