<ARTICLE>                     5
<LEGEND>
THIS  SCHEDULE  CONTAINS  SUMMARY  FINANCIAL   INFORMATION  EXTRACTED  FROM  THE
CONSOLIDATED  BALANCE SHEETS AND CONSOLIDATED  STATEMENTS OF OPERATIONS FOUND IN
THE COMPANY'S FORM 10-Q FOR THE PERIOD ENDED MARCH 31, 2000, AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>

<MULTIPLIER>                                   1,000

                             
<PERIOD-TYPE>                  3-MOS
<FISCAL-YEAR-END>                              Dec-31-2000
<PERIOD-START>                                 Jan-1-2000
<PERIOD-END>                                   Mar-31-2000
<CASH>                                         14,401
<SECURITIES>                                   8,721
<RECEIVABLES>                                  1,441
<ALLOWANCES>                                   0
<INVENTORY>                                    0
<CURRENT-ASSETS>                               26,064
<PP&E>                                         11,934
<DEPRECIATION>                                 (8,550)
<TOTAL-ASSETS>                                 32,140
<CURRENT-LIABILITIES>                          3,513
<BONDS>                                        0
<PREFERRED-MANDATORY>                          0
<PREFERRED>                                    0
<COMMON>                                       154,619
<OTHER-SE>                                     (122,479)
<TOTAL-LIABILITY-AND-EQUITY>                   32,140
<SALES>                                        0
<TOTAL-REVENUES>                               1,378
<CGS>                                          0
<TOTAL-COSTS>                                  6,267
<OTHER-EXPENSES>                               0
<LOSS-PROVISION>                               0
<INTEREST-EXPENSE>                             380
<INCOME-PRETAX>                                (5,001)
<INCOME-TAX>                                   0
<INCOME-CONTINUING>                            (5,001)
<DISCONTINUED>                                 0
<EXTRAORDINARY>                                0
<CHANGES>                                      0
<NET-INCOME>                                   (5,001)
<EPS-BASIC>                                    (0.28)
<EPS-DILUTED>                                  (0.28)