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Condensed Statements of Cash Flows (Unaudited) (USD $)
 9 Months Ended
Jun. 30, 2012
Jun. 30, 2011
OPERATING ACTIVITIES    
Net (loss) income $ (4,829,969) $ 94,323
Adjustments to reconcile net (loss) income to net cash provided by operating activities:    
Stock-based compensation expense 1,983,870 891,347
Accretion and amortization on debt securities 199,440   
Depreciation and amortization 185,485 130,228
Provision for bad debt 702 32,016
Non-cash interest expense on convertible debt 0 384,124
Amortization of capitalized debt issuance costs 0 53,945
Changes in assets and liabilities:    
Accounts receivable (234,517) (1,856,303)
Other assets (219,152) (167,621)
Accounts payable 920,412 289,932
Accrued payroll and related taxes 219,366 242,852
Deferred revenue 795,903 195,915
Other liabilities (47,154) 36,175
Net cash (used in) provided by operating activities (1,025,614) 326,933
INVESTING ACTIVITIES    
Purchases of investments (8,174,049) (2,411,558)
Sales and maturities of investments 9,335,005 0
Purchases of property and equipment (213,299) (106,279)
Net cash provided by (used in) investing activities 947,657 (2,517,837)
FINANCING ACTIVITIES    
Proceeds from the issuance of common stock 0 14,595,367
Proceeds from exercise of warrants and stock options 626,246 209,796
Proceeds from line of credit 0 105,000
Principal payments on capital lease obligations (10,991) 0
Net cash provided by financing activities 615,255 14,910,163
NET INCREASE IN CASH AND CASH EQUIVALENTS 537,298 12,719,259
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD 5,655,716 1,305,049
CASH AND CASH EQUIVALENTS AT END OF PERIOD 6,193,014 14,024,308
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION    
Cash paid for interest 8,071 2,815
Cash paid for income taxes 800 2,492
NON-CASH FINANCING AND INVESTING ACTIVITIES    
Capital lease obligations 95,388 0
Unrealized holding gain on available for sale investments 8,977 0
Cashless exercise of option and warrants 399 846
Conversion of debt to common stock $ 0 $ 1,063,926