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 $)
 9 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Net income $ 2,873,486 $ 2,311,475
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 299,614 266,419
Deferred taxes 61,605 61,605
Loss on disposal of assets 21,081 (44,352)
Stock based compensation 326,651 208,557
Changes in operating assets and liabilities:    
Accounts receivable, net (863,809) (394,606)
Inventories (241,547) (685,263)
Prepaid expenses and other (351,443) (125,338)
Accounts payable and accrued expenses (1,332,165) 1,471,856
Net cash provided by operating activities 793,473 3,070,353
Cash flows from investing activities    
Purchases of property and equipment and intangible assets (297,006) (577,919)
Proceeds from sale of assets   660,292
Purchases of investments (8,661,000) (1,395,659)
Proceeds from maturities of investments 2,574,000 1,039,690
Net cash used in investing activities (6,384,006) (273,596)
Cash flows from financing activities    
Proceeds from issuance of common stock under employee stock purchase plan 142,542 87,667
Proceeds from issuance of common stock upon exercise of stock options 147,707 58,944
Net cash provided by financing activities 290,249 146,611
Increase (decrease) in cash and cash equivalents (5,300,284) 2,943,368
Cash and cash equivalents, beginning of period 11,281,027 5,285,719
Cash and cash equivalents, end of period $ 5,980,743 $ 8,229,087