Note 8 - Preferred Stock (Details) (USD $)	3 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended
	Apr. 15, 2008	Jun. 30, 2013	Dec. 31, 2011	Jun. 30, 2013 Preferred Stock	Dec. 31, 2012 Preferred Stock	Dec. 31, 2011 Preferred Stock	Dec. 31, 2010 Preferred Stock	Dec. 31, 2009 Preferred Stock	Dec. 31, 2008 Preferred Stock	Dec. 31, 2008 Additional Paid in Capital
Series A Initial Conversion Rate Shares of Common Stock		1,177
Series B Preferred Stock Issued		2,146
Series B Initial Conversion Rate Shares of Common Stock		1,177
Series C Preferred Stock Issued		2,540
Series C Initial Conversion Rate Shares of Common Stock		800
Preferred stock issued for cash at $1,000 per share - shares				2,530	1,116	1,449	575	810	562
Series A Convertible Preferred Stock Issued			419
Series B Convertible Preferred Stock Issued			1,030
Preferred stock issued for bridge debt at $1,000 per share - shares									890
Preferred stock issued for bridge debt at $1,000 per share										$ 889,875
Common Stock Issued	1,082,500	40,000