<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> MAR-31-1998 <CASH> 111,651 <SECURITIES> 12,241 <RECEIVABLES> 101,650 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 259,385 <PP&E> 102,536 <DEPRECIATION> 0 <TOTAL-ASSETS> 392,950 <CURRENT-LIABILITIES> 118,418 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 293,941 <OTHER-SE> (20,910) <TOTAL-LIABILITY-AND-EQUITY> 392,950 <SALES> 108,008 <TOTAL-REVENUES> 108,008 <CGS> 30,803 <TOTAL-COSTS> 30,803 <OTHER-EXPENSES> 83,639 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 96 <INCOME-PRETAX> (9,557) <INCOME-TAX> (2,103) <INCOME-CONTINUING> (7,454) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (7,454) <EPS-PRIMARY> (.12) <EPS-DILUTED> (.12)