Note 14 - Employee Equity Incentive Plans (Details) - Stock Option Activity (USD $)	9 Months Ended	12 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Dec. 31, 2011
Stock Option Activity [Abstract]
Number of shares	6,175,000	10,452,500	11,158,000
Weighted average exercise price (per share) (in Dollars per share)	$ 0.30	$ 0.36	$ 0.37
Weighted average remaining contractual term (in years)	1 year 262 days	1 year 248 days	2 years 189 days
Aggregate intrinsic value (in Dollars)	$ 133,165	$ 149,598	$ 0
Number of shares	200,000	425,000
Weighted average exercise price (per share) (in Dollars per share)	$ 0.18	$ 0.12
Number of shares	(100,000)	(265,000)
Weighted average exercise price (per share) (in Dollars per share)	$ 0.18	$ 0.20
Number of shares	(4,377,500)	(865,500)
Weighted average exercise price (per share) (in Dollars per share)	$ 0.43	$ 0.43
Vested and exercisable at September 30, 2013	5,329,166
Vested and exercisable at September 30, 2013 (in Dollars per share)	$ 0.33
Vested and exercisable at September 30, 2013	1 year 164 days
Vested and exercisable at September 30, 2013 (in Dollars)	$ 82,165