Derivative Liabilities (Details Narrative) (USD $)	9 Months Ended	12 Months Ended
Apr. 30, 2015	Apr. 30, 2014	Jul. 31, 2014
Increase (Decrease) in fair value of derivative warrant liability	$ 53,597us-gaap_DerivativeLossOnDerivative	$ 298,370us-gaap_DerivativeLossOnDerivative	$ (3,362,497)us-gaap_DerivativeLossOnDerivative
Fair value of derivative liability	2,689,240		2,635,643
Additional paid in capital		237,566
Additional recognition of gain, “Change in fair value of derivative liabilities”		1,062,448
Issuing Additional Warrants
Derivative warrants weighted average remaining life	2 years 6 months
Increase (Decrease) in fair value of derivative warrant liability	53,597
Additional investment rights	24,109
Additional recognition of gain, “Change in fair value of derivative liabilities”	719,088
Issuing Additiona Investment Rights
Fair value of derivative liability	$ 0		$ 719,088

Adjustments To Additional Paid In Capital Exercise Of Additional Investment Rights

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Derivative Warrants Weighted Average Remaining Life.

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Amount of other increase (decrease) in additional paid in capital (APIC).

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Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 50

-Paragraph 3

-Subparagraph (a)

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Amount of decrease in the fair value of derivatives recognized in the income statement.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4A

-Subparagraph (b)

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Amount of gain (loss) recognized in other comprehensive income (loss) of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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