$spy.MakeHoverButton(button-balls_&_sticks,pers>>sel -u) $spy.MakeHoverButton(button-wireframe,proj) $spy.MakeHoverButton(button-sphere_packing,sfil>>sel -u) $spy.MakeHoverButton(button-tubes,tubes>>sel -u) $spy.MakeHoverButton(button-default_style,default) $spy.MakeHoverButton(button-polyhedra,mask atoms 37>>sel -u)