SCHEDULE TO AMENDMENT TO EMPLOYEE'S OPTION AGREEMENT February 13, 1997

                                                                   Exhibit 10.23

              SCHEDULE TO AMENDMENT TO EMPLOYEE'S OPTION AGREEMENT
                                February 13, 1997

In addition to the Amendment to Employee's  Option  Agreement dated February 13,
1997 between the Company and Xxx Xxxxx (the "Amending  Agreement"),  the Company
on the same date  entered  into an  Amendment  to  Employee's  Option  Agreement
between  the  Company  and  Xxxxx  Xxxx  with  identical  terms to the  Amending
Agreement in the amount of 5,000 shares.