<ARTICLE>      5
<LEGEND>       THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION
               FROM THE ACCOMPANYING FINANCIAL STATEMENTS AND IS QUA
               ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENT
</LEGEND>
<MULTIPLIER> 1,000

                                 
<PERIOD-TYPE>                       6-MOS
<FISCAL-YEAR-END>                   DEC-31-1999
<PERIOD-START>                      Jan-01-1999
<PERIOD-END>                        Jun-30-1999
<CASH>                                 14,191
<SECURITIES>                          125,727
<RECEIVABLES>                           3,184
<ALLOWANCES>                                0
<INVENTORY>                                 0
<CURRENT-ASSETS>                       29,050
<PP&E>                                 22,603
<DEPRECIATION>                              0
<TOTAL-ASSETS>                        166,675
<CURRENT-LIABILITIES>                   9,395
<BONDS>                                     0
<PREFERRED-MANDATORY>                       0
<PREFERRED>                                 0
<COMMON>                                  186
<OTHER-SE>                            157,094
<TOTAL-LIABILITY-AND-EQUITY>          166,675
<SALES>                                17,124
<TOTAL-REVENUES>                       17,124
<CGS>                                       0
<TOTAL-COSTS>                               0
<OTHER-EXPENSES>                       21,688
<LOSS-PROVISION>                            0
<INTEREST-EXPENSE>                          0
<INCOME-PRETAX>                        (4,564)
<INCOME-TAX>                                0
<INCOME-CONTINUING>                    (4,564)
<DISCONTINUED>                              0
<EXTRAORDINARY>                             0
<CHANGES>                                   0
<NET-INCOME>                           (4,564)
<EPS-BASIC>                           (0.25)
<EPS-DILUTED>                           (0.25)