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Going Concern - Additional Information (Detail) (USD $)
9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Dec. 31, 2012
Going Concern [Line Items]      
Working capital $ 1,200,000    
Stockholders' deficit 9,513,366   7,975,607
Accumulated deficit 39,392,093   35,079,061
Net cash used in operation $ (3,826,950) $ (4,299,533)