<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S DECEMBER 31, 1997 CONSOLIDATED FINANCIAL STATEMENTS FOR THE PERIODS
MARCH 31, JUNE 30 AND SEPTEMBER 30, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED>
<MULTIPLIER> 1,000

<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                           6,749                   5,540                   4,334
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                                    7,109                   7,054                   6,383
<ALLOWANCES>                                     (476)                   (812)                 (1,127)
<INVENTORY>                                         55                     244                     341
<CURRENT-ASSETS>                                15,495                  14,714                  12,876
<PP&E>                                           7,306                   7,982                   7,536
<DEPRECIATION>                                 (4,851)                 (5,463)                 (5,160)
<TOTAL-ASSETS>                                  21,910                  20,247                  19,451
<CURRENT-LIABILITIES>                            5,443                   4,202                   4,741
<BONDS>                                              0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                           143                     143                     143
<OTHER-SE>                                      26,963                  27,484                  26,147
<TOTAL-LIABILITY-AND-EQUITY>                    21,910                  20,247                  19,451
<SALES>                                          5,917                  11,425                  16,269
<TOTAL-REVENUES>                                 5,917                  11,425                  16,269
<CGS>                                              533                   1,036                   1,546
<TOTAL-COSTS>                                    6,752                  12,916                  19,403
<OTHER-EXPENSES>                                     0                       0                       0
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                                   0                       0                       0
<INCOME-PRETAX>                                (1,318)                 (2,359)                 (4,466)
<INCOME-TAX>                                       440                     802                   1,518
<INCOME-CONTINUING>                              (878)                 (1,557)                 (2,948)
<DISCONTINUED>                                      41                     118                     171
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                     (837)                 (1,439)                 (2,777)
<EPS-PRIMARY>                                   (0.08)                  (0.13)                  (0.25)
<EPS-DILUTED>                                   (0.08)                  (0.13)                  (0.25)


</TABLE>