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12. STOCK-BASED COMPENSATION (Tables)
12 Months Ended
Dec. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of options and warrants
 
 
Outstanding Options and Warrants
 
 
 
 
 
 
 
 
 
 
 
 
Weighted Average
Exercise Price Per
  Weighted Average
Remaining
Contractual Life
 
 
 
 
Aggregate
Intrinsic
 
 
 
Under the 2006 Plan and 2000 Plan  Shares   Common Share  (in years)  Value 
               
Balance, December 31, 2012   6,231,250   $3.58        
Granted   80,000   2.04       
Exercised           
Canceled or expired   (1,610,000)  4.77       
Balance, December 31, 2013   4,701,250   3.15  1.40  $25,025 
Exercisable at December 31, 2013   4,309,583   3.18  1.27   25,025 

 

 
 
Non-Plan
Outstanding Warrants
 
 
 
 
 
 
 
Shares
 
 
 
 
 
 
 
 
 
Weighted Average
Exercise price
Per Common Share
 
 
 
 
Weighted Average
Remaining
Contractual Life
(in years)
 
 
 
 
 
Aggregate
Intrinsic
Value
 
 
 
 
Balance, December 31, 2012   1,502,898   $1.50        
Granted           
Exercised   (1,172,898)  1.12      
Canceled or expired   (130,000)  3.25      
Balance, December 31, 2013   200,000   2.62  1.92  $ 
Exercisable at December 31, 2013   200,000   2.62  1.92    
Assumptions used for estimating fair value
   Risk-free    Expected  Expected  Expected 
   Interest Rate   Life  Volatility  Dividends 
               
December 31, 2013   0.82%   3.5 years  57.09%    
December 31, 2011   1.62%   3.4 years  91.94%