Statements of Stockholders' Equity (USD $)	Common Stock	Additional Paid In Capital	Treasury Stock	Accumulated Deficit	Total
Balance at Aug. 31, 2010	$ 26,179	$ 36,223,350	$ (234)	$ (24,131,070)	$ 12,118,225
Balance - Shares at Aug. 31, 2010	26,178,679		24,331
Common Stock Issued For Services	36	150,129			150,165
Common Stock Issued For Services - Shares	36,538
Common Stock Issued For Cash, net of offering costs of $744,844	1,750	9,700,906			9,702,656
Common Stock Issued For Cash, net of offering costs of $744,844 - Shares	1,750,000
Exercise of warrants for cash	1,501	2,987,905			2,989,406
Exercise of warrants for cash - shares	1,501,134
Exercise of options for cash	213	331,907			332,120
Exercise of options for cash - shares	213,000
Cashless option exercises	7	(7)
Cashless option exercises - shares	6,803
Stock-based compensation		1,064,539			1,064,539
Net loss and comprehensive loss				(5,285,517)	(5,285,517)
Balance at Aug. 31, 2011	29,686	50,458,729	(234)	(29,416,587)	21,071,594
Balance - Shares at Aug. 31, 2011	29,686,154		24,331
Common Stock Issued For Services	92	179,908			180,000
Common Stock Issued For Services - Shares	91,368
Stock-based compensation		1,206,398			1,206,398
Net loss and comprehensive loss				(7,960,660)	(7,960,660)
Balance at Aug. 31, 2012	29,778	51,845,035	(234)	(37,377,247)	14,497,332
Balance - Shares at Aug. 31, 2012	29,777,522		24,331
Common Stock Issued For Services	164	179,838			180,002
Common Stock Issued For Services - Shares	163,638
Common Stock Issued For Cash, net of offering costs of $416,565	4,065	4,579,372			4,583,437
Common Stock Issued For Cash, net of offering costs of $416,565 - Shares	4,065,042
Stock-based compensation		1,134,811			1,134,811
Net loss and comprehensive loss				(8,251,691)	(8,251,691)
Balance at Aug. 31, 2013	$ 34,007	$ 57,739,056	$ (234)	$ (45,628,938)	$ 12,143,891
Balance - Shares at Aug. 31, 2013	34,006,202		24,331