Consolidated Statements of Stockholders' Equity (Unaudited) - 6 months ended Oct. 31, 2015 - USD ($)	Preferred Stock	Common Stock	Additional Paid-In Capital	Shares to be Issued	Accumulated Deficit	Total
Beginning balance (shares) at Apr. 30, 2015	626,600	2,776,012
Beginning balance at Apr. 30, 2015	$ 1,856,903	$ 2,776,012	$ 21,862,333	$ 111,745	$ (24,490,404)	$ 2,116,589
Net loss					$ (97,062)	(97,062)
Stock option expense			$ 184,752			184,752
Issuance of common shares for cash (shares)		500,000
Issuance of common shares for cash		$ 500,000				500,000
Common shares surrendered (shares)		(7,265)
Common shares surrendered		$ (7,265)	$ 7,265
Common shares issued for service (shares)		54,667
Common shares issued for service		$ 54,667	32,897			87,564
Issuance of preferred shares and warrants for cash (shares)	20,000
Issuance of preferred shares and warrants for cash	$ 80,317		19,683			100,000
Preferred shares converted to common shares (shares)	(102,000)	510,000
Preferred shares converted to common shares	$ (302,073)	$ 510,000	(207,927)
Non-cash preferred stock dividend			(121,609)	$ 121,609
Common shares issued for preferred stock dividend (shares)		92,456
Common shares issued for preferred stock dividend		$ 92,456	$ 81,777	$ (174,233)		174,233
Ending balance at Oct. 31, 2015	$ 1,856,903					$ 2,891,844