<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE FORM
10-Q FOR THE PERIOD ENDED DECEMBER 31, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 2,023,000
<SECURITIES> 0
<RECEIVABLES> 490,000
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 94,000
<PP&E> 2,711,000
<DEPRECIATION> (2,348,000)
<TOTAL-ASSETS> 6,443,000
<CURRENT-LIABILITIES> 4,959,000
<BONDS> 0
0
0
<COMMON> 74,021,000
<OTHER-SE> (74,517,000)
<TOTAL-LIABILITY-AND-EQUITY> 6,443,000
<SALES> 3,353,000
<TOTAL-REVENUES> 3,353,000
<CGS> 1,982,000
<TOTAL-COSTS> 1,982,000
<OTHER-EXPENSES> 2,095,000
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> (205,000)
<INCOME-PRETAX> (905,000)
<INCOME-TAX> 0
<INCOME-CONTINUING> (905,000)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (905,000)
<EPS-BASIC> (0.05)
<EPS-DILUTED> (0.05)
</TABLE>