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Note 9 - Share-based Compensation (Tables)

9 Months Ended

Jun. 30, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

		Number				Weighted Average
		of Shares				Exercise Price
Outstanding October 1, 2012			3,463,339			$	1.31
Granted			4,000			$	0.94
Forfeited/expired			(472,000	)		$	1.72
Exercised			(124,700	)		$	0.84
Outstanding June 30, 2013			2,870,639			$	1.26
Exercisable June 30, 2013			2,387,960			$	1.23

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

		Three months ended								Nine months ended
		June 30,								June 30,
			2013				2012				2013				2012
Cost of revenue		$	1,180			$	6,070			$	6,385			$	19,195
Selling, general and administrative			178,777				174,873				539,652				411,075
Research and development			11,798				18,366				36,021				46,509
Total		$	191,755			$	199,309			$	582,058			$	476,779

Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]

		Nine months ended
		June 30,
		2013					2012
Volatility		77.0%	-	81.0%			81.0%	-	82.0%
Risk-free interest rate		0.93%	-	1.08%			0.76%	-	1.10%
Forfeiture rate			10.0%					10.0%
Dividend yield			0.0%					0.0%
Expected life in years			6.4				5.4	-	6.4

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Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901



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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 14.F)

-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809



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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F



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Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

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-Paragraph 2

-Subparagraph (f)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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