Note 1 - The Company and Significant Accounting Policies (Tables)

6 Months Ended

Sep. 30, 2013

Accounting Policies [Abstract]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Six months ended September 30,
	2013			2012
Risk-free interest rates		1.00	%		0.40	%
Expected term (in years)		4			4
Expected volatility		461	%		459	%
Dividend yield		0	%		0	%