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4. Net Income (Loss) Per Share (Tables)
6 Months Ended
Jun. 30, 2013
Earnings (Loss) Per Share  
Earnings per Share Numerator and Denominator
    Three Months Ended June 30,     Six Months Ended June 30,  
    2013     2012     2013     2012  
Numerator:                        
Numerator for basic and diluted earnings per share, net income (loss) available to common shareholders   $ (266,484 )   $ 104,306     $ (498,915 )   $ 173,378  
Denominator:                                
Denominator for basic earnings per share, weighted average shares outstanding     131,331,572       132,565,984       131,331,572       132,565,984  
Effect of dilutive securities     -       1,357,363       -       1,357,363  
Denominator for diluted earnings per share, adjusted weighted average shares and assumed conversion     131,331,572       133,923,347       131,331,572       133,923,347  
Basic earnings (loss) per common share   $ 0.00     $ 0.00     $ 0.00     $ 0.00  
Diluted earnings (loss) per common share and common share equivalent   $ 0.00     $ 0.00     $ 0.00     $ 0.00  
Computation of diluted earnings per share anti-dilutive
    Three Months Ended June 30,     Six Months Ended June 30  
    2013     2012     2013     2012  
Numerator:                        
Anti-dilutive awards and options     10,959,270       6,801,408       10,959,270       6,801,408