10. Stock Warrant Liability (Details) (USD $)	9 Months Ended
Feb. 28, 2014	Feb. 28, 2013
Details
Issuance of Stock and Warrants for Services or Claims	$ 2,715,000	$ 1,004,550
Adjustment of Warrants Granted for Services	$ 190,050

Fair value of share-based compensation granted to nonemployees as payment for services rendered or acknowledged claims.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration