Statement of Operations (Parenthetical) (USD $)	3 Months Ended
Jul. 31, 2011	Jul. 31, 2010
Depreciation	$ 6,181	$ 3,994
Amortization of Intangible Assets	$ 280,880	$ 208,473

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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