Note 7 - License Fee (Details) (USD $)		3 Months Ended	6 Months Ended
Dec. 12, 2005	Jun. 30, 2013 Licensing Agreements [Member]	Jun. 30, 2012 Licensing Agreements [Member]	Jun. 30, 2013 Licensing Agreements [Member]	Jun. 30, 2012 Licensing Agreements [Member]
Note 7 - License Fee (Details) [Line Items]
Number of Years	10 years
Finite-Lived License Agreements, Gross	$ 1,000,000
Amortization		$ 25,000	$ 25,000	$ 50,000	$ 50,000

Gross carrying amount as of the balance sheet date of certain rights acquired to exercise a certain privilege or pursue a particular business or occupation and which is deemed to have a finite economic life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

Name:	us-gaap_FiniteLivedLicenseAgreementsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant