<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial informaton extracted from the
financial statements as of September 30, 2000 and for the nine months then
ended and is qualified in its entirety by reference to such financial
statements.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 13,371,617
<SECURITIES> 20,895,213
<RECEIVABLES> 809,998
<ALLOWANCES> (48,794)
<INVENTORY> 0
<CURRENT-ASSETS> 35,382,268
<PP&E> 4,763,827
<DEPRECIATION> (2,282,650)
<TOTAL-ASSETS> 37,863,445
<CURRENT-LIABILITIES> 4,834,355
<BONDS> 751,373
0
0
<COMMON> 59,614,651
<OTHER-SE> (27,074,530)
<TOTAL-LIABILITY-AND-EQUITY> 37,863,445
<SALES> 5,758,384
<TOTAL-REVENUES> 5,758,384
<CGS> 3,450,016
<TOTAL-COSTS> 3,450,016
<OTHER-EXPENSES> 9,278,669
<LOSS-PROVISION> 12,000
<INTEREST-EXPENSE> (559,680)
<INCOME-PRETAX> (6,422,621)
<INCOME-TAX> 0
<INCOME-CONTINUING> (6,422,621)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (6,422,621)
<EPS-BASIC> (1.88)
<EPS-DILUTED> (1.88)
</TABLE>