The line below also reassigns both small buttons. We want them to emit middle-click. Logitech Marble Mouse Either button t-bc21 logitech be clicked separately. Parameters eight and nine are given values of 2 for middle-click. Parameters are positioned in numeric order. T-bc21 logitech you might modify are 1, 2, 3, 8, and 9. Parameters 4, 5, 6, and 7 should be left alone; they correspond to trackball movements. Experimentation shows, in t-bc21 logitech absence of a configuration directive, this action ...
