<ARTICLE> 5
<RESTATED>
<CURRENCY> U.S. DOLLARS
       
                                                                                            
<PERIOD-TYPE>                   12-MOS                   6-MOS                   9-MOS                   12-MOS
<FISCAL-YEAR-END>                          DEC-28-1996             DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             DEC-31-1995             DEC-29-1996             DEC-29-1996             DEC-29-1996
<PERIOD-END>                               DEC-28-1996             JUN-30-1997             SEP-30-1997             DEC-31-1997
<EXCHANGE-RATE>                                      1                       1                       1                       1
<CASH>                                           1,664                   1,873                   1,601                   7,858
<SECURITIES>                                         0                       0                       0                  28,681
<RECEIVABLES>                                    2,483                   1,981                   3,221                   3,321
<ALLOWANCES>                                       210                     280                     280                     280
<INVENTORY>                                          0                       0                       0                       0
<CURRENT-ASSETS>                                 4,086                   3,667                     123                     282
<PP&E>                                           5,456                   5,881                   6,794                   6,559
<DEPRECIATION>                                   3,958                   4,189                   4,334                   4,507
<TOTAL-ASSETS>                                   5,584                   5,586                   7,125                  41,914
<CURRENT-LIABILITIES>                            5,474                   6,135                   7,347                   7,431
<BONDS>                                            668                     860                     937                       0
<PREFERRED-MANDATORY>                           14,478                  14,919                  15,140                       0
<PREFERRED>                                          0                       0                       0                       0
<COMMON>                                         8,445                   9,095                  18,269                  68,063
<OTHER-SE>                                    (15,043)                (16,337)                (34,567)                (33,580)
<TOTAL-LIABILITY-AND-EQUITY>                     5,584                   5,586                   7,125                  41,914
<SALES>                                          7,845                   6,890                  11,524                  17,344
<TOTAL-REVENUES>                                 9,007                   7,701                  12,964                  19,570
<CGS>                                            1,957                   1,279                   2,050                   2,874
<TOTAL-COSTS>                                    1,957                   1,279                   2,050                   2,874
<OTHER-EXPENSES>                                12,150                   7,346                  11,610                  16,862
<LOSS-PROVISION>                                    80                      70                      13                     420
<INTEREST-EXPENSE>                                  49                      43                      83                     127
<INCOME-PRETAX>                                (5,055)                   (966)                   (764)                     131
<INCOME-TAX>                                         0                       0                       0                       0
<INCOME-CONTINUING>                            (5,055)                   (966)                   (764)                     131
<DISCONTINUED>                                       0                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
<CHANGES>                                            0                       0                       0                       0
<NET-INCOME>                                   (5,055)                   (966)                   (764)                     131
<EPS-PRIMARY>                                   (6.64)                  (1.08)                     .19                     .04
<EPS-DILUTED>                                   (6.64)                  (1.08)                     .02                     .01