Consolidated Balance Sheets (Parentheticals) - USD ($)	Mar. 31, 2015	Mar. 31, 2014
Allowance for doubtful accounts	$ 25,000	$ 3,000
Accumulated depreciation	$ 74,070	70,942
Secured convertible note receivable interest		20,900
Accumulated amortization	$ 153,667	$ 151,777
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.0005	$ 0.0005
Common stock, shares authorized (in shares)	150,000,000	150,000,000
Common stock, shares issued (in shares)	64,939,537	64,939,537
Common stock, shares outstanding (in shares)	64,939,537	64,939,537