Note 7 - Warrants (Detail) (USD $)	3 Months Ended		6 Months Ended												9 Months Ended		9 Months Ended	21 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011	Dec. 31, 2010	Jun. 08, 2010	Jun. 30, 2012 Summer 2012 Warrants [Member]	Jun. 30, 2012 Winter 2012 Warrants [Member]	Jun. 30, 2012 Fall 2011 Warrants [Member]	Dec. 31, 2008 Initial Price [Member] Fall 2008 Three-Year Warrant [Member]	Jan. 15, 2012 Spring 2010 Warrant Extension [Member]	Dec. 31, 2008 Fall 2008 Offering [Member]	Dec. 31, 2008 Fall 2008 One-Year Warrant [Member]	Sep. 08, 2011 Fall 2008 Three-Year Warrant [Member]	May 11, 2011 Other Warrants [Member]	Sep. 30, 2011 Convertible Notes Oustanding [Member]	Sep. 30, 2011 Convertible Notes Oustanding [Member]
Amortization of Debt Discount (Premium) (in Dollars)			$ 364,209	$ 301,518													$ 364,209	$ 301,518
Derivative Liability, Fair Value, Net (in Dollars)												95,885				100,950
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares)	275,986		275,986		1,059,215		50,000	777,714	3,127,914	1,335,201			3	1.00		183,545
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item)							0.50	0.55	0.50	0.50	2.00					0.55
Class of Warrant or Right, Outstanding	11,463,154	5,437,065	11,463,154	5,437,065	7,280,683	6,894,215									180,172
Stock or Unit Option Plan Expense (in Dollars)															30,029
Interest Expense (in Dollars)	$ 202,006	$ 166,513	$ 417,937	$ 413,449											$ 150,143