Summary of Significant Accounting Policies: (Tables)

12 Months Ended

Sep. 30, 2012

Summary of Significant Accounting Policies:

Schedule of inventories

	September 30, 2012		September 30, 2011
Raw materials	$	2,752,833	$	2,520,437
Work-in-process		555,495		223,437
Finished goods		493,219		764,721
	$	3,801,547	$	3,508,595

Schedule of financial assets and liabilities accounted for at fair value on a recurring basis

	Fair Value Measurement on September 30, 2012
	Quoted Price in Active Markets for Identical Assets		Significant Other Observable Inputs		Significant Unobservable Inputs
	(Level 1)		(Level 2)		(Level 3)
Assets
Cash and cash equivalents:
Money market funds	$	40,384,756	$	—	$	—

	Fair Value Measurement on September 30, 2011
	Quoted Price in Active Markets for Identical Assets		Significant Other Observable Inputs		Significant Unobservable Inputs
	(Level 1)		(Level 2)		(Level 3)
Assets
Cash and cash equivalents:
Money market funds	$	40,330,266	$	—	$	—