Note 5 - Share-Based Compensation (Details) - Stock Options Activity (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Stock Options Activity [Abstract]
Options outstanding - shares	645,000	690,000	690,000
Options outstanding - weighted exercise price	$ 0.38	$ 0.39	$ 0.39
Options outstanding - weighted life	4 years 288 days	5 years 222 days	6 years 219 days
Options exercisable - shares	605,000	588,000
Options exercisable - weighted exercise price	$ 0.39	$ 0.42
Options exercisable - weighted life	4 years 204 days	5 years 167 days
Granted - shares	35,000	0
Granted - weighted exercise price	$ 0.05	$ 0
Exercised - shares	0	0
Exercised - weighted exercise price	$ 0	$ 0
Forfeited / Cancelled - shares	(80,000)	0
Forfeited / Cancelled - weighted exercise price	$ 0.37	$ 0