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12. Stock-Based Compensation (Details Narrative) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Non-cash stock compensation expense $ 686,059 $ 177,278
Options granted to employees and consultants
   
Non-cash stock compensation expense 258,593 152,742
Unrecognized compensation expenses $ 30,631 $ 38,690