<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLAR <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <EXCHANGE-RATE> 1 <CASH> 11,400 <SECURITIES> 28,681 <RECEIVABLES> 4,031 <ALLOWANCES> 280 <INVENTORY> 0 <CURRENT-ASSETS> 329 <PP&E> 7,223 <DEPRECIATION> 4,639 <TOTAL-ASSETS> 46,745 <CURRENT-LIABILITIES> 7,696 <BONDS> 189 <PREFERRED-MANDATORY> 0 <PREFERRED> 5,471 <COMMON> 68,155 <OTHER-SE> (34,766) <TOTAL-LIABILITY-AND-EQUITY> 46,746 <SALES> 18,455 <TOTAL-REVENUES> 20,876 <CGS> 1,558 <TOTAL-COSTS> 2,947 <OTHER-EXPENSES> 18,681 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 367 <INCOME-PRETAX> (385) <INCOME-TAX> (174) <INCOME-CONTINUING> (211) <DISCONTINUED> 0 <EXTRAORDINARY> 44 <CHANGES> 0 <NET-INCOME> (255) <EPS-BASIC> (0.07) <EPS-DILUTED> (0.07)