<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JUL-01-1999 <PERIOD-END> SEP-30-1999 <EXCHANGE-RATE> 1 <CASH> 33,967 <SECURITIES> 0 <RECEIVABLES> 5,392 <ALLOWANCES> 200 <INVENTORY> 120 <CURRENT-ASSETS> 40,100 <PP&E> 14,468 <DEPRECIATION> 4,160 <TOTAL-ASSETS> 50,408 <CURRENT-LIABILITIES> 1,255 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 217 <OTHER-SE> 48,936 <TOTAL-LIABILITY-AND-EQUITY> 50,408 <SALES> 3,897 <TOTAL-REVENUES> 14,424 <CGS> 957 <TOTAL-COSTS> 6,169 <OTHER-EXPENSES> 6,210 <LOSS-PROVISION> 100 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 3,020 <INCOME-TAX> 0 <INCOME-CONTINUING> 3,020 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 3,020 <EPS-BASIC> 0.14 <EPS-DILUTED> 0.13