Summary Of Significant Accounting Policies (Details) (USD $)	Apr. 30, 2013	Jul. 31, 2012	Apr. 30, 2012	Jul. 31, 2011
Financial assets, Carrying amount:
Cash and cash equivalents, Carrying amount	$ 688,301	$ 249,327	$ 131,593	$ 524,512
Accounts receivable, Carrying amount	(818)	215,921
Financial liabilities, Carrying amount:
Accounts payable and accrued liabilities, Carrying amount	99,551	71,891
Notes payable, Carrying amount	0	55,000
Financial assets, , Fair value:
Cash and cash equivalents, Fair value	688,301	249,327
Accounts receivable, Fair value	(818)	215,921
Financial liabilities, , Fair value:
Accounts payable and accrued liabilities, Fair value	99,551	71,891
Notes payable, Fair value	$ 0	$ 54,045