<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> USD <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> DEC-31-1999 <EXCHANGE-RATE> 1 <CASH> 58,247 <SECURITIES> 0 <RECEIVABLES> 11,438 <ALLOWANCES> 725 <INVENTORY> 0 <CURRENT-ASSETS> 77,956 <PP&E> 15,026 <DEPRECIATION> 5,216 <TOTAL-ASSETS> 112,632 <CURRENT-LIABILITIES> 44,574 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 35 <OTHER-SE> 61,805 <TOTAL-LIABILITY-AND-EQUITY> 112,632 <SALES> 92,429 <TOTAL-REVENUES> 92,429 <CGS> 30,460 <TOTAL-COSTS> 30,460 <OTHER-EXPENSES> 51,584 <LOSS-PROVISION> 763 <INTEREST-EXPENSE> 540 <INCOME-PRETAX> 10,603 <INCOME-TAX> 4,736 <INCOME-CONTINUING> 5,867 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 5,867 <EPS-BASIC> 0.19 <EPS-DILUTED> 0.16