Supplemental Schedule of Cash Flow Information	6 Months Ended
Oct. 31, 2012
Supplemental Cash Flow Elements [Abstract]
Cash Flow, Supplemental Disclosures [Text Block]	Note 11. Supplemental Schedule of Cash Flow Information There was no cash paid for interest or income taxes during the six months ended October 31, 2012 and 2011.

- Definition

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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