Note 11 - Accounts Payable and Accrued Expenses: Schedule of Accounts Payable and Accrued Liabilities (Details) - USD ($)	Apr. 30, 2015	Apr. 30, 2014
Details
Accounts Payable	$ 2,000,329	$ 1,997,696
Customer Advances, Current	58,434	441,484
Accrued salary payable	192,444	52,033
Taxes Payable, Current	156,336	80,906
Accounts Payable, Other, Current	3,119,468	973,258
Accounts Payable and Accrued Liabilities, Current	$ 5,527,011	$ 3,545,377