Note 9 - Stock Options (Detail) - (Table 1) Stock Option Activity, Current Period (USD $)	3 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]
Shares	2,750,000	2,750,000	1,750,000
Granted	100,000	100,000	1,950,000
Expired or forfeited			(200,000)
Weighted Average Exercise Price (in Dollars per share)	$ 0.78	$ 0.78	$ 0.91
Granted		$ 0.56	$ 0.91
Weighted Average Remaining Contractual Life (Years)		10 years	10 years
Weighted Average Remaining Contractual Life Granted (Years)		10 years