<ARTICLE> 5
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               JUN-30-1999
<CASH>                                          70,862
<SECURITIES>                                     9,071
<RECEIVABLES>                                   17,028
<ALLOWANCES>                                       606
<INVENTORY>                                          0
<CURRENT-ASSETS>                               101,052
<PP&E>                                          14,843
<DEPRECIATION>                                   7,750
<TOTAL-ASSETS>                                 119,755
<CURRENT-LIABILITIES>                           25,340
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                     23,136
<COMMON>                                       156,858
<OTHER-SE>                                    (83,963)
<TOTAL-LIABILITY-AND-EQUITY>                   119,775
<SALES>                                              0
<TOTAL-REVENUES>                                27,675
<CGS>                                                0
<TOTAL-COSTS>                                   16,066
<OTHER-EXPENSES>                                17,783
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                (5,420)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (5,420)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (5,420)
<EPS-BASIC>                                     (0.21)
<EPS-DILUTED>                                   (0.21)