<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> NOV-30-1999 <PERIOD-END> MAY-31-1999 <CASH> 1,696,000 <SECURITIES> 9,516,000 <RECEIVABLES> 2,190,000 <ALLOWANCES> 159,000 <INVENTORY> 330,000 <CURRENT-ASSETS> 14,340,000 <PP&E> 1,636,000 <DEPRECIATION> 931,000 <TOTAL-ASSETS> 19,474,000 <CURRENT-LIABILITIES> 1,999,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 47,000 <OTHER-SE> 17,254,000 <TOTAL-LIABILITY-AND-EQUITY> 19,474,000 <SALES> 1,850,000 <TOTAL-REVENUES> 4,775,000 <CGS> 1,409,000 <TOTAL-COSTS> 3,244,000 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,531,000 <INCOME-TAX> 612,000 <INCOME-CONTINUING> 919,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 919,000 <EPS-BASIC> .19 <EPS-DILUTED> .19