<ARTICLE> 5
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          SEP-30-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               MAR-31-2000
<CASH>                                          30,928
<SECURITIES>                                     8,709
<RECEIVABLES>                                   50,619
<ALLOWANCES>                                     2,907
<INVENTORY>                                          0
<CURRENT-ASSETS>                                97,923
<PP&E>                                          29,107
<DEPRECIATION>                                  14,432
<TOTAL-ASSETS>                                 170,977
<CURRENT-LIABILITIES>                           43,197
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           218
<OTHER-SE>                                     127,289
<TOTAL-LIABILITY-AND-EQUITY>                         0
<SALES>                                         18,644
<TOTAL-REVENUES>                                41,621
<CGS>                                              845
<TOTAL-COSTS>                                   13,017
<OTHER-EXPENSES>                                25,995
<LOSS-PROVISION>                                   418
<INTEREST-EXPENSE>                                 100
<INCOME-PRETAX>                                  3,708
<INCOME-TAX>                                     1,345
<INCOME-CONTINUING>                              2,609
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,363
<EPS-BASIC>                                       0.11
<EPS-DILUTED>                                     0.11