<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE
TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                           1,448
<SECURITIES>                                     1,400
<RECEIVABLES>                                    9,268
<ALLOWANCES>                                         0
<INVENTORY>                                        744
<CURRENT-ASSETS>                                16,795
<PP&E>                                           4,919
<DEPRECIATION>                                   2,612
<TOTAL-ASSETS>                                 101,742
<CURRENT-LIABILITIES>                            8,860
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            77
<OTHER-SE>                                      61,617
<TOTAL-LIABILITY-AND-EQUITY>                   101,742
<SALES>                                          9,897
<TOTAL-REVENUES>                                20,001
<CGS>                                            7,799
<TOTAL-COSTS>                                   15,616
<OTHER-EXPENSES>                                  (23)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               (160)
<INCOME-PRETAX>                                (7,120)
<INCOME-TAX>                                     (128)
<INCOME-CONTINUING>                            (6,992)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (4,382)
<EPS-PRIMARY>                                   (0.59)
<EPS-DILUTED>                                   (0.59)