Statements of Cash Flows (USD $)	9 Months Ended
	May 31, 2013	May 31, 2012
Cash flows from operating activities:
Net loss and comprehensive loss	$ (6,049,807)	$ (5,887,857)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	101,454	113,207
Stock-based compensation	862,514	891,054
Stock issued for services	180,001	180,000
Loss on disposition of property and equipment		118
Decrease (increase) in:
Receivables	(901,822)	542,204
Inventories	94,658	87,954
Other current assets	(81,540)	(30,215)
Increase (decrease) in:
Accounts payable	189,580	(64,597)
Accrued liabilities	(1,279)	(132,176)
Customer deposits	851,250
Deferred revenue	(30,760)	(2,317)
Net cash used in operating activities	(4,785,751)	(4,302,625)
Cash flows from investing activities:
Purchase of property and equipment	(18,072)	(96,345)
Cash flows from financing activities:
Net proceeds from the sale of common stock	4,583,437
Net decrease in cash and cash equivalents	(220,386)	(4,398,970)
Cash and cash equivalents, beginning of the period	11,102,508	17,135,968
Cash and cash equivalents, end of the period	$ 10,882,122	$ 12,736,998