<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> MAY-31-2000 <PERIOD-END> NOV-30-1999 <CASH> 1,996,300 <SECURITIES> 0 <RECEIVABLES> 2,040,600 <ALLOWANCES> 0 <INVENTORY> 86,800 <CURRENT-ASSETS> 4,239,900 <PP&E> 6,535,500 <DEPRECIATION> 3,528,400 <TOTAL-ASSETS> 7,583,400 <CURRENT-LIABILITIES> 9,507,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 10,300 <OTHER-SE> (2,709,600) <TOTAL-LIABILITY-AND-EQUITY> 7,583,400 <SALES> 625,600 <TOTAL-REVENUES> 297,400 <CGS> 0 <TOTAL-COSTS> 1,751,600 <OTHER-EXPENSES> 42,100 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 6,100 <INCOME-PRETAX> (876,800) <INCOME-TAX> 0 <INCOME-CONTINUING> (876,800) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (876,800) <EPS-BASIC> (0.08) <EPS-DILUTED> (0.08)