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 $)
 3 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Net income $ 999,599 $ 501,158
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 96,081 105,236
Deferred taxes 21,105 21,105
Loss on disposal of assets 21,081  
Stock based compensation 112,153 58,287
Changes in operating assets and liabilities:    
Accounts receivable, net 1,202,106 925,045
Inventories 230,693 (92,949)
Prepaid expenses and other (58,308) 3,045
Accounts payable and accrued expenses (1,939,090) 120,342
Net cash provided by operating activities 685,420 1,641,269
Cash flows from investing activities    
Purchases of property and equipment (63,430) (38,413)
Purchases of investments (5,232,000) (160,659)
Proceeds from maturities of investments 596,000 195,527
Net cash used in investing activities (4,699,430) (3,545)
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 37,681 10,530
Net cash provided by financing activities 107,986 48,252
Increase (decrease) in cash and cash equivalents (3,906,024) 1,685,976
Cash and cash equivalents, beginning of period 11,281,027 5,285,719
Cash and cash equivalents, end of period $ 7,375,003 $ 6,971,695