<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> MAY-31-1998 <PERIOD-END> NOV-30-1997 <CASH> 1,493,700 <SECURITIES> 0 <RECEIVABLES> 988,600 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 2,570,900 <PP&E> 5,607,200 <DEPRECIATION> (3,103,800) <TOTAL-ASSETS> 8,168,500 <CURRENT-LIABILITIES> 8,491,600 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 10,200 <OTHER-SE> 1,113,900 <TOTAL-LIABILITY-AND-EQUITY> 8,168,500 <SALES> 859,800 <TOTAL-REVENUES> 1,307,400 <CGS> 433,300 <TOTAL-COSTS> 433,300 <OTHER-EXPENSES> 885,500 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 10,600 <INCOME-PRETAX> (11,400) <INCOME-TAX> 0 <INCOME-CONTINUING> (11,400) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (11,400) <EPS-PRIMARY> (0.001) <EPS-DILUTED> 0