v2.4.0.6
1. Basis of Presentation, Nature of Operations and Going Concern (Detail) (USD $)
 12 Months Ended 170 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Dec. 31, 2012
Mar. 31, 2013
Net Income (Loss) Attributable to Parent $ (8,328,660) $ (5,276,669) $ (2,075,128) $ (30,180,268) $ (45,860,727)  
Working Capital 12,469,812 10,983,062     12,469,812  
Cumulative Earnings (Deficit) 45,860,727 37,532,065     45,860,727  
Debt, Current 12,497,723       12,497,723  
Line of Credit Facility, Maximum Borrowing Capacity 6,000,000 2,000,000 1   6,000,000 4,000,000
Line of Credit Facility, Amount Outstanding $ 4,534,287       $ 4,534,287