Note 1 - Business and Liquidity (Details) (USD $)	3 Months Ended				0 Months Ended	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Dec. 31, 2012	May 14, 2014 Subsequent Event [Member] Proposed Merger Transaction [Member]	Mar. 31, 2014 Proposed Merger Transaction [Member]
Note 1 - Business and Liquidity (Details) [Line Items]
Number of Operating Segments	1
Operating Income (Loss)	$ (973,000)	$ (1,070,000)
Net Cash Provided by (Used in) Operating Activities	(631,000)	(2,158,000)
Cash and Cash Equivalents, at Carrying Value	128,000	1,863,000	769,000	258,000
Retained Earnings (Accumulated Deficit)	(106,027,000)		(103,615,000)
Debt Instrument, Face Amount	$ 250,000
Cancellation of Outstanding Convertible Notes, Percentage					95.00%	95.00%
Cancellation of Outstanding Convertible Notes, Remaining Percentage					5.00%	5.00%