Quarterly report pursuant to Section 13 or 15(d)

Condensed Statements Of Cash Flows Unaudited

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Condensed Statements Of Cash Flows Unaudited (USD $)
 6 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Net income $ 1,131,526 $ 1,033,645
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 196,794 190,341
Deferred taxes 41,070 42,211
Loss on disposal of assets 21,081  
Stock based compensation 219,271 119,894
Changes in operating assets and liabilities:    
Accounts receivable, net 592,949 261,646
Inventories (318,628) (301,402)
Prepaid expenses and other (284,529) (130,547)
Accounts payable and accrued expenses (1,366,579) 539,843
Net cash provided by operating activities 232,955 1,755,631
Cash flows from investing activities    
Purchases of property and equipment and intangible assets (181,304) (167,774)
Purchases of investments (6,458,000) (160,659)
Proceeds from maturities of investments 1,657,000 627,527
Net cash provided by (used in) investing activities (4,982,304) 299,094
Cash flows from financing activities    
Proceeds from issuance of common stock under employee stock purchase plan 70,305 37,722
Proceeds from issuance of common stock upon exercise of stock options 50,556 21,601
Net cash provided by financing activities 120,861 59,323
Increase (decrease) in cash and cash equivalents (4,628,488) 2,114,048
Cash and cash equivalents, beginning of period 11,281,027 5,285,719
Cash and cash equivalents, end of period $ 6,652,539 $ 7,399,767