Note 9 - Stock Options and Warrants (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

Stock Plans *	Issue Date Range			Total Shares Authorized		Shares Issued		Shares Remaining
2008 Stock Incentive Plan	5/23/08	–	10/11/11		600,000		463,420		136,580
2008 Executive Officers Compensatory Stock Plan	7/10/08	–	9/17/08		200,000		51,563		148,437
2008 Amended and Restated Directors, Officers and Consultants Stock Purchase Plan	10/22/08	–	8/3/11		8,000,000		7,766,791		233,209
2009 Consultants Stock Grant Plan	7/13/09	–	10/31/09		100,000		50,000		50,000
Non Stock Plan Issuances	6/2/08	–	3/12/10		929,562		205,863		723,699

Stock Option Plans *	Issue Date Range			Total Options Authorized**		Options Issued		Options Remaining
2009A Officers, Directors, Employees and Consultants Nonqualified Stock Option Plan ***	04/30/09	–	3/8/11		20,000,000		3,050,000		16,950,000
Non Stock Option Plan Issuances	06/30/08	–	12/16/08		1,056,912		1,056,912		0

Stock Options [Member]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Shares			Weighted Average Exercise Price			Weighted Average Remaining Contractual Life (in Years)		Grant Date Fair Value
Outstanding at December 31, 2010		4,686,737		$	0.26			2.67	$	920,188
Options granted		2,331,792			0.05			4.87		114,800
Options exercised		-			-			-		-
Options cancelled/expired		(3,376,737	)		(0.32	)		-		(796,138	)
Outstanding at December 31, 2011		3,641,792		$	0.07			3.84	$	238,850
Vested at December 31, 2011		3,641,792		$	0.07			3.84	$	238,850
Exercisable at December 31, 2011		3,641,792		$	0.07			3.84	$	238,850
Outstanding at December 31, 2011		3,641,792		$	0.07			3.84	$	238,850
Options granted		-			-			-		-
Options exercised		-			-			-		-
Options cancelled/expired		(1,789,000	)		(0.08	)		-		(134,167	)
Outstanding at December 31, 2012		1,852,792		$	0.06			3.24	$	104,683
Vested at December 31, 2012		1,852,792		$	0.06			3.24	$	104,683
Exercisable at December 31, 2012		1,852,792		$	0.06			3.24	$	104,683

Stock Warrants [Member]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	2012								2011
	Warrants			Price Range					Warrants			Price Range
Outstanding Beg. of Year		8,730,190		$	0.03	-	0.10			8,457,359		$	0.10	-	0.20
Granted		724,487					0.0202			3,332,831			0.03	-	0.04
Cancelled/Expired		(2,812,360	)				(0.10	)		(3,060,000	)				(0.20	)
Exercised		-					-			-					-
Outstanding End of Year		6,642,317		$	0.0202	-	0.10			8,730,190		$	0.03	-	0.10
Exercisable End of Year		6,642,317		$	0.0202	-	0.10			8,730,190		$	0.03	-	0.10