void main()
{

object oPC=GetLastOpenedBy();

object oKey=GetItemPossessedBy(oPC,"key");

while (GetIsObjectValid(oKey))
{
DestroyObject(oKey);
oKey=GetItemPossessedBy(oPC,"key");
}

object oObject=OBJECT_SELF;

      DelayCommand(5.0,AssignCommand(oObject,ActionCloseDoor(oObject)));
      DelayCommand(5.5,AssignCommand(oObject,SetLocked(oObject,TRUE)));

//
}