Note 9 - Stock Options and Stock Purchase Warrants (Detail) - Warrants Outstanding			12 Months Ended
	Sep. 30, 2012	Oct. 31, 2010	Sep. 30, 2012 Expiring Dec 31, 2014 [Member]	Sep. 30, 2012 Expiring March 31, 2013 [Member]	Sep. 30, 2012 Expiring May 28, 2013 at 2.50/Share [Member]		Sep. 30, 2012 Expiring May 28, 2013 at 0.01/Share [Member]		Sep. 30, 2012 Expiring October 22, 2015 [Member]	Sep. 30, 2012 Expiring November 12, 2015 [Member]	Sep. 30, 2012 Expiring January 12, 2016 [Member]
Number of common shares (in Shares)	1,012,041	150,000	541,000	170,000	51,041	[1]	100,000	[2]	50,000	50,000	50,000
Exercise price per share (in Dollars per Item)		2.50	1.00	2.50	2.50	[1]	0.01	[2]	2.50	2.50	2.50
Expiration date			Dec. 31, 2014	Mar. 31, 2013	May 28, 2013	[1]	May 28, 2013	[2]	Oct. 22, 2015	Nov. 12, 2015	Jan. 12, 2016

[1] A total of 32,141 of these warrants are held by directors.

[2] These 100,000 warrants are held by the Company's Chief Executive Officer.