Note 9 - Non-employee Options and Common Stock Warrants: Black Scholes Assumptions of the Options Issued (Details) (USD $)	3 Months Ended
Jun. 30, 2012
Exercise price of options	$ 1.55
Dividend yield	0.00%
Volatility	79.00%
Risk free rate	1.65%
Expected term	4.7

Agreed-upon price for the exchange of the underlying asset relating to the share-based payment award.

No definition available.

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant