Quarterly report pursuant to sections 13 or 15(d)

Note 1 - Description of the Business and Liquidity (Detail)

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Note 1 - Description of the Business and Liquidity (Detail) (USD $)
 1 Months Ended 3 Months Ended 12 Months Ended 12 Months Ended
Jan. 31, 2013
Jul. 31, 2012
Feb. 29, 2012
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Unit Offering Completed in February 2012 [Member]
Dec. 31, 2011
Unit Offering Completed in February 2012 [Member]
Net Income (Loss) Attributable to Parent       $ (950,003) $ (3,474,389) $ (5,707,136)      
Retained Earnings (Accumulated Deficit)       (66,445,749)   (65,495,746)      
Net Cash Provided by (Used in) Operating Activities       (2,242,766) (1,884,020) (7,433,816)      
Proceeds from Issuance of Private Placement (in Dollars) 9,829,014 5,516,495   9,829,014          
Stock Issued During Period, Value, Issued for Cash     4,946,560            
Proceeds from Issuance or Sale of Equity               3,424,950 1,521,610
Cash and Cash Equivalents, at Carrying Value       $ 9,198,267 $ 1,681,887 $ 1,620,005 $ 145,478