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Stockholders' Equity (Details) (USD $)	3 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Changes in shareholders' equity
Beginning balance	$ 22,421,769
Beginning Balance, Shares	32,374,499
Issuance of common stock upon exercise of stock options	19,228
Issuance of common stock upon exercise of stock options, Shares	24,700
Share-based compensation	(205,978)	(139,286)
Net loss	(100,376)	313,946
Ending balance	22,546,599
Ending Balance, Shares	32,399,199
Common Stock [Member]
Changes in shareholders' equity
Beginning balance	324
Beginning Balance, Shares	32,374,499
Issuance of common stock upon exercise of stock options, Shares	24,700
Ending balance	324
Ending Balance, Shares	32,399,199
Additional Paid-in Capital [Member]
Changes in shareholders' equity
Beginning balance	86,358,011
Issuance of common stock upon exercise of stock options	19,228
Share-based compensation	205,978
Ending balance	86,583,217
Accumulated Deficit [Member]
Changes in shareholders' equity
Beginning balance	(63,936,566)
Net loss	(100,376)
Ending balance	$ (64,036,942)

X

- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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