Note 2 - Uncertainty, going concern: (Details) (USD $)	Apr. 30, 2014
Going Concern Note [Abstract]
Cumulative Earnings (Deficit)	$ 36,730,229

Amount of cumulative earnings (deficits) for relevant time periods.

No definition available.

Name:	us-gaap_CumulativeEarningsDeficit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant