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2. Description of business and going concern considerations (Detail) (USD $)
6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Dec. 31, 2011
Retained Earnings (Accumulated Deficit) $ (13,641,418)   $ (13,628,888)
Working Capital Excess (Deficiency) (55,389)    
Operating Income (Loss) (12,530)    
Net Cash Provided by (Used in) Operating Activities $ (17,650) $ (15,163)