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Note 7 - Stockholders' Equity (Detail) - (Table 2) Fair Value Assumptions, Warrants	6 Months Ended
	Jun. 30, 2012
Risk Free interest rate	.33% to 1.04%
Expected term	5 years
Annualized volatility	79%-to 81%

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- Definition

No authoritative reference available.

+ References

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- Definition

No authoritative reference available.

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No definition available.

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- Definition

Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258

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