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Note 10 - Subsequent Events (Details) (USD $)	3 Months Ended		6 Months Ended		1 Months Ended	6 Months Ended	1 Months Ended
Note 10 - Subsequent Events (Details) (USD $)	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Aug. 31, 2014 Series B Convertible Preferred Stock [Member] Subsequent Event [Member]	Jun. 30, 2014 Series B Convertible Preferred Stock [Member]	Jul. 31, 2014 Subsequent Event [Member] SBIR Grant [Member]	Jul. 31, 2014 Subsequent Event [Member]	Jul. 31, 2013 SBIR Grant [Member]
Note 10 - Subsequent Events (Details) [Line Items]
Stock Issued During Period, Shares, Issued for Services								250,000
Issuance of Stock and Warrants for Services or Claims	$ 0	$ 0	$ 0	$ 0				$ 50,000
Grant Award							$ 290,000		$ 277,000
Stock Issued During Period, Shares, New Issues					50,000	1,200,000