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Consolidated Balance Sheets (Parenthetical) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Assets    
Allowance for doubtful accounts $ 0 $ 38,736
Valuation allowance for deferred tax asset $ 77,636 $ 79,681
Stockholders' equity    
Common stock, par value $ 0 $ 0
Common stock, authorized shares unlimited unlimited
Common stock, issued shares 65,877,703 65,877,703
Common stock, outstanding shares 65,877,703 65,877,703