Note 5 - Property, Plant and Equipment, Net (Details) (USD $)	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012
Details
Depreciation expense	$ 103,707	$ 77,775

Amount of operating expense for depreciation and amortization of regulated operation.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(b))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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