<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> JUN-30-1997 <CASH> 4,011 <SECURITIES> 31,410 <RECEIVABLES> 4,408 <ALLOWANCES> (500) <INVENTORY> 0 <CURRENT-ASSETS> 39,646 <PP&E> 17,303 <DEPRECIATION> (4,793) <TOTAL-ASSETS> 53,904 <CURRENT-LIABILITIES> 15,521 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 72,071 <OTHER-SE> (38,304) <TOTAL-LIABILITY-AND-EQUITY> 53,904 <SALES> 7,684 <TOTAL-REVENUES> 7,684 <CGS> 1,490 <TOTAL-COSTS> 1,490 <OTHER-EXPENSES> 18,511 <LOSS-PROVISION> 500 <INTEREST-EXPENSE> 140 <INCOME-PRETAX> (11,934) <INCOME-TAX> 0 <INCOME-CONTINUING> (11,934) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (11,934) <EPS-PRIMARY> (0.45) <EPS-DILUTED> 0