Note 3 - Inventory (Details) - Inventory (USD $)	Sep. 30, 2013	Mar. 31, 2013
Note 3 - Inventory (Details) - Inventory [Line Items]
Raw materials	$ 214,895	$ 164,681
Finished Goods	43,796	71,247
Inventory	258,691	235,928
Current [Member]
Note 3 - Inventory (Details) - Inventory [Line Items]
Raw materials	186,853	71,900
Finished Goods	18,953	50,093
Inventory	205,806	121,993
Long Term [Member]
Note 3 - Inventory (Details) - Inventory [Line Items]
Raw materials	28,042	92,781
Finished Goods	24,843	21,154
Inventory	$ 52,885	$ 113,935