v2.4.0.6
Components of Senior convertible notes (Detail) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Senior Convertible Notes and Warrants Disclosure [Line Items]    
9% Senior convertible notes $ 664,000  
Debt discount/beneficial conversion feature (456,533) (647,939)
Balance 207,467 16,061
Accrued interest 15,168  
9% Senior convertible notes, related parties 660,000  
Debt discount/beneficial conversion feature (268,961) (406,316)
Balance 391,039 253,684
Accrued interest, related parties $ 15,077 $ 16,175