Note 9 - Stock Options and Warrants (Detail) - Stock Option Activity (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 30, 2011	Dec. 31, 2010
Shares Outstanding (in Shares)		3,641,792	4,686,737
Weighted Average Exercise Price of Shares Outstanding		$ 0.07	$ 0.26
Weighted Average Remaining Contractual Life of Shares Outstanding	3 years 87 days	3 years 306 days	2 years 244 days
Grant Date Fair Value of Shares Outstanding (in Dollars)		$ 238,850	$ 920,188
Shares Granted (in Shares)		2,331,792
Weighted Average Exercise Price of Shares Granted		$ 0.05
Weighted Average Remaining Contractual Life of Shares Granted		4 years 317 days
Grant Date Fair Value of Shares Granted		$ 114,800
Shares Cancelled/Expired (in Shares)	(1,789,000)	(3,376,737)
Weighted Average Exercise Price of Shares Cancelled/Expired	$ (0.08)	$ (0.32)
Grant Date Fair Value of Shares Cancelled/Expired (in Dollars)	(134,167)	(796,138)
Shares Outstanding (in Shares)	1,852,792	3,641,792	3,641,792
Weighted Average Exercise Price of Shares Outstanding	$ 0.06	$ 0.07	$ 0.07
Weighted Average Remaining Contractual Life of Shares Outstanding	3 years 87 days	3 years 306 days	2 years 244 days
Grant Date Fair Value of Shares Outstanding (in Dollars)	104,683	238,850	238,850
Shares Vested (in Shares)	1,852,792	3,641,792
Weighted Average Exercise Price of Shares Vested	$ 0.06	$ 0.07
Weighted Average Remaining Contractual Life of Shares Vested	3 years 87 days	3 years 306 days
Grant Date Fair Value of Shares Vested (in Dollars)	104,683	238,850
Shares Exercisable (in Shares)	1,852,792	3,641,792
Weighted Average Exercise Price of Shares Exercisable	$ 0.06	$ 0.07
Weighted Average Remaining Contractual Life of Shares Exercisable	3 years 87 days	3 years 306 days
Grant Date Fair Value of Shares Exercisable (in Dollars)	$ 104,683	$ 238,850