<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 1998 AND 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR YEAR <FISCAL-YEAR-END> DEC-31-1998 DEC-31-1999 <PERIOD-START> JAN-01-1998 JAN-01-1999 <PERIOD-END> DEC-31-1998 DEC-31-1999 <CASH> 1,642 18,073 <SECURITIES> 14,224 23,353 <RECEIVABLES> 2,191 5,463 <ALLOWANCES> (356) (571) <INVENTORY> 0 0 <CURRENT-ASSETS> 18,266 49,345 <PP&E> 2,865 6,452 <DEPRECIATION> (997) (2,176) <TOTAL-ASSETS> 20,199 53,722 <CURRENT-LIABILITIES> 5,860 15,438 <BONDS> 0 0 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 15 20 <COMMON> 3 3 <OTHER-SE> 14,242 36,928 <TOTAL-LIABILITY-AND-EQUITY> 20,199 53,722 <SALES> 11,755 19,567 <TOTAL-REVENUES> 11,755 19,567 <CGS> 3,099 5,460 <TOTAL-COSTS> 3,099 5,460 <OTHER-EXPENSES> 16,192 33,256 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> (598) (697) <INCOME-PRETAX> (6,938) (18,452) <INCOME-TAX> 0 22 <INCOME-CONTINUING> (6,938) (18,474) <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> (6,938) (18,474) <EPS-BASIC> (3.19) (6.32) <EPS-DILUTED> (3.19) (6.32)