<ARTICLE> 5 <PERIOD-TYPE> YEAR 3-MOS <FISCAL-YEAR-END> DEC-31-1997 DEC-31-1998 <PERIOD-START> JAN-01-1997 JAN-01-1998 <PERIOD-END> DEC-31-1997 MAR-31-1998 <CASH> 10,282,000 16,531,000 <SECURITIES> 12,438,000 2,535,000 <RECEIVABLES> 4,266,000 3,253,000 <ALLOWANCES> 604,000 630,000 <INVENTORY> 0 0 <CURRENT-ASSETS> 27,858,000 23,533,000 <PP&E> 7,438,000 7,025,000 <DEPRECIATION> 3,682,000 4,513,000 <TOTAL-ASSETS> 37,427,000 32,800,000 <CURRENT-LIABILITIES> 13,682,000 14,290,000 <BONDS> 0 0 <PREFERRED-MANDATORY> 69,785,000 72,240,000 <PREFERRED> 0 0 <COMMON> 2,310,000 2,390,000 <OTHER-SE> (4,353,000) (3,723,000) <TOTAL-LIABILITY-AND-EQUITY> 37,427,000 32,800,000 <SALES> 17,993,000 5,106,000 <TOTAL-REVENUES> 17,993,000 5,106,000 <CGS> 7,398,000 2,527,000 <TOTAL-COSTS> 40,528,000 9,189,000 <OTHER-EXPENSES> 0 0 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> (277,000) (110,000) <INCOME-PRETAX> (29,111,000) (6,395,000) <INCOME-TAX> 0 0 <INCOME-CONTINUING> 0 0 <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> (29,111,000) (6,395,000) <EPS-PRIMARY> (6.38) (1.16) <EPS-DILUTED> (6.38) (1.16)