<ARTICLE> 5
<RESTATED>
<MULTIPLIER> 1,000
       
                                                                                            

<PERIOD-TYPE>                   YEAR                   YEAR                   3-MOS                   3-MOS
3-MOS
<FISCAL-YEAR-END>                          DEC-31-1995             DEC-31-1996             DEC-31-1996             DEC-31-1996
             DEC-31-1996
<PERIOD-START>                             JAN-01-1995             JAN-01-1996             JAN-01-1996             APR-10-1996
             JUL-01-1996
<PERIOD-END>                               DEC-31-1995             DEC-31-1996             MAR-31-1996             JUN-30-1996
             SEP-30-1996
<CASH>                                           9,865                   6,669                  10,326                  10,572
                   8,104
<SECURITIES>                                     9,557                   2,065                   5,545                   3,366
                   3,366
<RECEIVABLES>                                   15,649                  16,400                  14,355                  14,110
                  12,323
<ALLOWANCES>                                     3,475                   2,826                   3,464                   3,474
                   3,054
<INVENTORY>                                        218                     216                     104                       0
                      53
<CURRENT-ASSETS>                                34,813                  25,824                  31,081                  28,208
                  23,988
<PP&E>                                          18,260                  18,789                  18,620                  18,702
                  18,896
<DEPRECIATION>                                  12,379                  15,167                  13,189                  13,938
                  14,633
<TOTAL-ASSETS>                                  48,104                  36,705                  44,532                  40,221
                  35,058
<CURRENT-LIABILITIES>                           60,417                  41,440                  56,259                  51,334
                  45,847
<BONDS>                                              0                       0                       0                       0
                       0
<PREFERRED-MANDATORY>                                0                       0                       0                       0
                       0
<PREFERRED>                                          0                       0                       0                       0
                       0
<COMMON>                                        57,577                  63,047                  57,781                  57,882
                  58,025
<OTHER-SE>                                    (81,634)                (79,970)                (81,295)                (80,940)
                (80,865)
<TOTAL-LIABILITY-AND-EQUITY>                    48,104                  36,705                  44,532                  40,221
                  35,058
<SALES>                                         49,408                  45,452                  10,931                  11,657
                  10,414
<TOTAL-REVENUES>                                65,714                  63,233                  15,393                  15,646
                  14,610
<CGS>                                            8,878                   5,060                   1,246                   1,253
                   1,047
<TOTAL-COSTS>                                   19,640                  14,578                   3,441                   3,515
                   3,370
<OTHER-EXPENSES>                                89,067                  46,171                  11,295                  11,766
                  10,990
<LOSS-PROVISION>                                     0                       0                       0                       0
                       0
<INTEREST-EXPENSE>                                 701                     831                     187                       0
                     211
<INCOME-PRETAX>                               (43,006)                   2,505                     483                     454
                     180
<INCOME-TAX>                                     1,073                     478                     162                      31
                      83
<INCOME-CONTINUING>                           (44,079)                   2,027                     321                     423
                      97
<DISCONTINUED>                                       0                       0                       0                       0
                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
                       0
<CHANGES>                                            0                       0                       0                       0
                       0
<NET-INCOME>                                  (44,079)                   2,027                     321                     423
                      97
<EPS-PRIMARY>                                   (3.62)                     .15                     .03                     .03
                     .01
<EPS-DILUTED>                                   (3.62)                     .15                     .03                     .03
                     .01