Note 4 - Liability Attributable to Warrants (Details) - Reconciliation of Warrants Outstanding by Period	3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended			6 Months Ended								1 Months Ended		3 Months Ended	6 Months Ended				3 Months Ended		6 Months Ended		0 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2013 2011 Transaction [Member]	Jun. 30, 2014 2011 Transaction [Member]	Jun. 30, 2013 2011 Transaction [Member]	Mar. 31, 2014 2011 Transaction [Member]	Jun. 30, 2014 2014 Transaction [Member]	Mar. 31, 2014 2014 Transaction [Member]	Jun. 30, 2014 ipCapital Group Inc [Member]	Mar. 31, 2014 ipCapital Group Inc [Member]	Dec. 31, 2013 ipCapital Group Inc [Member]	Jun. 30, 2013 ipCapital Group Inc [Member]	Mar. 31, 2013 ipCapital Group Inc [Member]	Dec. 31, 2012 ipCapital Group Inc [Member]	Jun. 17, 2013 Exercise Agreement [Member]	Jun. 18, 2013 Exercise Agreement [Member]	Jun. 30, 2013 Exercise Agreement [Member]	Jun. 30, 2013 Exercise Agreement [Member]	Jun. 30, 2014 Exercise Agreement [Member]	Mar. 31, 2014 Exercise Agreement [Member]	Dec. 31, 2013 Exercise Agreement [Member]	Jun. 30, 2014 Genesis Select Consulting Agreement [Member]		Jun. 30, 2014 Genesis Select Consulting Agreement [Member]		Aug. 09, 2013 Offer to Exercise [Member]	Jun. 30, 2014 Offer to Exercise [Member]	Mar. 31, 2014 Offer to Exercise [Member]	Dec. 31, 2013 Offer to Exercise [Member]
Class of Warrant or Right [Line Items]
Beginning Outstanding	21,317,501	23,012,500	16,667,500	23,475,000	22,612,500	11,302,500	23,075,000	10,302,500		5,650,001	400,000	400,000	400,000	400,000	400,000	400,000					4,500,000	4,500,000	4,500,000	312,500	[1]	312,500	[1]		152,500	152,500	152,500
Issued		4,500,000	5,650,001	4,500,000					5,650,001									4,500,000	4,500,000	4,500,000					[1]		[1]	152,500
Exercised		(9,455,000)	(1,000,000)	(9,917,500)	(9,455,000)	(1,000,000)	(9,917,500)										(9,000,000)								[1]		[1]	(305,000)
Cancelled / Forfeited	(143,227)		(143,227)																					(143,227)	[1]	(143,227)	[1]
Ending Outstanding	21,174,274	18,057,500	21,174,274	18,057,500	13,157,500	10,302,500	13,157,500	10,302,500	5,650,001	5,650,001	400,000	400,000	400,000	400,000	400,000	400,000			4,500,000	4,500,000	4,500,000	4,500,000	4,500,000	169,273	[1]	169,273	[1]		152,500	152,500	152,500

[1] Effective April 11, 2014, we cancelled our consulting agreement with a former investor relations firm. Under the terms of the agreement, 169,273 of the warrants that had been issued to such firm had vested as of the effective cancellation date.