Note 4 - Liability Attributable to Warrants (Details) - Reconciliation of Warrants Outstanding by Period	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2015		Dec. 31, 2014	Dec. 31, 2013
Class of Warrant or Right [Line Items]
Beginning Outstanding	16,667,500				21,174,274
Issued	5,650,001
Exercised	1,000,000
Ending Outstanding	21,317,501		21,174,274		21,174,274
2011 Transaction [Member]
Class of Warrant or Right [Line Items]
Beginning Outstanding	11,302,500				10,302,500
Exercised	1,000,000
Ending Outstanding	10,302,500		10,302,500		10,302,500
2014 Transaction [Member]
Class of Warrant or Right [Line Items]
Beginning Outstanding					5,650,001
Issued	5,650,001
Ending Outstanding	5,650,001		5,650,001		5,650,001
Exercise Agreement [Member]
Class of Warrant or Right [Line Items]
Beginning Outstanding					4,500,000	4,500,000
Ending Outstanding	4,500,000		4,500,000		4,500,000	4,500,000
ipCapital Group Inc [Member]
Class of Warrant or Right [Line Items]
Beginning Outstanding					400,000	400,000
Ending Outstanding	400,000		400,000		400,000	400,000
Genesis Select Consulting Agreement [Member]
Class of Warrant or Right [Line Items]
Beginning Outstanding	312,500	[1]	169,273	[1]
Issued		[1]		[1]
Exercised		[1]		[1]
Ending Outstanding	312,500	[1]	169,273	[1]
Offer to Exercise [Member]
Class of Warrant or Right [Line Items]
Beginning Outstanding					152,500	152,500
Ending Outstanding	152,500		152,500		152,500	152,500

[1] On February 11, 2014, we served notice to a former investor relations firm that we were cancelling our consulting agreement with them, with such cancellation to be effective April 11, 2014. Under the terms of the agreement, 169,273 of the warrants that had been issued to such firm will have vested as of the effective cancellation date, and 143,227 will ultimately be forfeited.