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5. Capital Stock (Detail) - Options Outstanding at September 30, 2012 and December 31, 2012 (USD $)
9 Months Ended 12 Months Ended
Sep. 30, 2012
Dec. 31, 2012
March 7, 2015 $ 0.05 $ 0.05
March 31, 2015 0.25 0.25
November 29, 2015   0.05
March 6, 2016 0.07 0.13
May 4, 2016 0.07 0.20
May 23, 2016 0.07 0.20
May 27. 2017 0.07  
May 31, 2017 0.25 0.25
August 16, 2017 $ 60,000  
Total (in Shares) 59,750,000 62,800,000
Weighted Average Remaining Contractual Life 3.08 3.78