Note 8 - Income Taxes (Detail) - Income (loss) from continuing operations consists of the following: (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
US operations	$ (14,317,608)	$ (1,775,053)	$ (24,819,169)
Foreign operations	(8,097,032)	(3,454,672)	(1,852,688)
	$ (22,414,640)	$ (5,229,725)	$ (26,671,857)

Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

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