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10. Stockholder's Equity (Tables)
3 Months Ended
Mar. 31, 2013
Equity [Abstract]  
Common Stock Warrants
    Number of Warrants     Exercise Prices  
Balance, December 31, 2010     725,000     $ .20 - $.75  
Warrants exercised     (125,000 )   $ .30 - $.40  
Balance, December 31, 2011     600,000     $ .30 - $.60  
Warrants issued     1,734,667     $ 2.50 - $4.50  
Warrants exercised     (250,000 )   $ .30 - $2.50  
Warrants expired     (150,000 )   $ .30 - $.40  
Balance, December 31, 2012     1,934,667     $ .25 - $4.50  
No activity first quarter of 2013     -       -  
Balance, March 31, 2013     1,934,667     $ .25 - $4.50  
Warrants Maturity
Year ended December 31:        
2013     50,000  
2014     1,157,750  
2015     476,917  
Thereafter     250,000  
      1,934,667