<ARTICLE> 5
<MULTIPLIER> 1,000
<CURRENCY> USD

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               JUN-30-1999
<EXCHANGE-RATE>                                      1
<CASH>                                          46,123
<SECURITIES>                                         0
<RECEIVABLES>                                    5,225
<ALLOWANCES>                                     (102)
<INVENTORY>                                          0
<CURRENT-ASSETS>                                58,409
<PP&E>                                          10,059
<DEPRECIATION>                                 (2,640)
<TOTAL-ASSETS>                                  67,458
<CURRENT-LIABILITIES>                           11,323
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            35
<OTHER-SE>                                      53,134
<TOTAL-LIABILITY-AND-EQUITY>                    67,458
<SALES>                                         35,064
<TOTAL-REVENUES>                                35,064
<CGS>                                           12,585
<TOTAL-COSTS>                                   12,585
<OTHER-EXPENSES>                                20,400
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 158
<INCOME-PRETAX>                                  2,329
<INCOME-TAX>                                       896
<INCOME-CONTINUING>                              1,433
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,433
<EPS-BASIC>                                       0.04
<EPS-DILUTED>                                     0.04