<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> OCT-31-1998 <PERIOD-END> APR-30-1998 <CASH> 156,843 <SECURITIES> 927,792 <RECEIVABLES> 220,128 <ALLOWANCES> (34,841) <INVENTORY> 6,316 <CURRENT-ASSETS> 1,491,080 <PP&E> 748,246 <DEPRECIATION> (407,538) <TOTAL-ASSETS> 1,915,185 <CURRENT-LIABILITIES> 284,503 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 35,304 <OTHER-SE> 1,576,697 <TOTAL-LIABILITY-AND-EQUITY> 1,915,185 <SALES> 514,292 <TOTAL-REVENUES> 514,292 <CGS> 112,160 <TOTAL-COSTS> 112,160 <OTHER-EXPENSES> 382,852 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 46,390 <INCOME-TAX> 12,989 <INCOME-CONTINUING> 33,401 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 33,401 <EPS-PRIMARY> .10 <EPS-DILUTED> .09