<ARTICLE> 5
       
                                                  
<PERIOD-TYPE>                   3-MOS                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997
<PERIOD-START>                             APR-01-1997             JAN-01-1997
<PERIOD-END>                               JUN-30-1997             JUN-30-1997
<CASH>                                         147,455                 147,455
<SECURITIES>                                    31,796                  31,796
<RECEIVABLES>                                   12,378                  12,378
<ALLOWANCES>                                     1,533                   1,533
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                               209,986                 209,986
<PP&E>                                          43,387                  43,387
<DEPRECIATION>                                   4,980                   4,980 
<TOTAL-ASSETS>                                 313,236                 313,236
<CURRENT-LIABILITIES>                           58,148                  58,148
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                           316                     316
<OTHER-SE>                                      93,965                  93,965
<TOTAL-LIABILITY-AND-EQUITY>                   313,236                 313,236
<SALES>                                         43,902                  85,936
<TOTAL-REVENUES>                                43,902                  85,936
<CGS>                                           10,701                  20,750
<TOTAL-COSTS>                                   10,701                  20,750
<OTHER-EXPENSES>                                71,137                  93,381
<LOSS-PROVISION>                                   752                   1,637
<INTEREST-EXPENSE>                                 (52)                   (259)
<INCOME-PRETAX>                                (37,909)                (28,354)
<INCOME-TAX>                                    (6,589)                 (4,748)
<INCOME-CONTINUING>                            (31,320)                (23,605)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                   (31,320)                (23,605)
<EPS-PRIMARY>                                    (0.92)                  (0.67)
<EPS-DILUTED>                                    (0.88)                  (0.60)