Note 5 - Intangible Assets: Schedule of Intangible Assets and Goodwill (Details) (USD $)	Apr. 30, 2014	Apr. 30, 2013
Details
Finite-Lived Intangible Assets, Gross	$ 1,625,874	$ 1,625,874
Finite-Lived Intangible Assets, Net	$ 1,083,915	$ 1,409,090

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite 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_FiniteLivedIntangibleAssetsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant