Note 6 - Stockholders' Equity (Issue of Warrants to purchase shares of the Company's common stock) (Details) (USD $)	1 Months Ended							3 Months Ended			12 Months Ended
	Dec. 31, 2013	Mar. 31, 2013	Jan. 31, 2013	Dec. 31, 2012	Mar. 31, 2012	Feb. 29, 2012	Jun. 30, 2011	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Dec. 31, 2011	Mar. 31, 2014
Company issued warrants to purchase unregistered shares of the Company's common stock	400,000		75,000	325,000	300,000	500,000	1,855,000	225,000	71,000	335,000	2,000,000
Exercise price per share in association with stock subscription agreements	$ 0.21		$ 0.41	$ 0.41		$ 1.00	$ 1.05	$ 1.00	$ 3.00	$ 3.00	$ 0.75
Warrants Outstanding												666,667
Warrants term						5 years	5 years
Warrants expiration date	Dec. 31, 2016		Dec. 31, 2015	Dec. 31, 2015	Dec. 31, 2017			Oct. 31, 2015	Jul. 30, 2015	Dec. 31, 2015
Company issued its Chief Executive Officer five year warrants to purchase common stock		1,000,000
Company issued its Chief Financial Officer five year warrants to purchase common stock		500,000
Company recognized an amount in compensation expense		$ 210,000
Exercise price per share in association with stock issued to Chief Executive Officer and Chief Financial Officer		$ 0.30
Minimum [Member]
Exercise price per share in association with stock subscription agreements					$ 2.00
Maximum [Member]
Exercise price per share in association with stock subscription agreements					$ 3.00