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3. Interest, Advances and Promissory Notes Payable (Detail) - Promissory Notes Payable to Unrelated Lenders (USD $)
Jun. 30, 2012
Jun. 20, 2012
Dec. 31, 2011
Balance, December 31, 2010 $ 2,861,966   $ 2,861,966
Increase in promissory note payable 10,985    
Balance, December 31, 2011 and June 30, 2012 $ 2,424,353 $ 4,786,319