> > This is with XFREE86 4.0.x > > > > The wheel generally works. The thumb button duplicates > > button 2. > > is there any way to set thumb (side) button to do > something else? like double click? I think XFree86 only makes the buttons "available". It doesn't necessarily define *what* the buttons do. You may look into "xmodmap" and what you're window manager can do. Hall