CONSOLIDATED BALANCE SHEETS PARENTHETICALS (USD $)	Mar. 31, 2012	Sep. 30, 2011
Allowance for doubtful accounts	$ 57,540	$ 67,286
Accumulated depreciation and amortization	$ 6,505,530	$ 6,431,680
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	45,000,000	45,000,000
Common stock, shares issued	15,595,281	15,585,281
Common stock, shares outstanding	15,595,281	15,585,281
Treasury stock, shares	100,000	100,000