Note 10 - Income Taxes (Details) - Reconciliation of income taxes at the federal statutory rate of 34% to the effective tax rate was (USD $)	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Reconciliation of income taxes at the federal statutory rate of 34% to the effective tax rate was [Abstract]
Income taxes computed at the federal statutory rate	$ 430,000	$ 446,000
Change in valuation allowance	(917,000)	(1,862,000)
Nondeductible compensation, interest expense and other	8,000	6,000
State income taxes, net of federal tax benefit	70,000	72,000
Change in R&D credit carryover	(56,000)	53,000
Stock options and other prior year true-ups	462,000	1,389,000
State business credit utilization	(4,000)	(100,000)
Prior year tax adjustments	9,000	(155,000)
	$ 1,902	$ (150,816)