Brian Heibert wrote: > How do I change this radio button to be the default (aqua blue) > radio button? > > SetRect( r, 278, 5, 404, 23 ) > appearance button _cCarbon, _activeBtn, > _kControlRadioButtonUncheckedValue,,, "PPC Carbon OSX", @r, _k I don't know about 'default', but this makes a checked radio button that's blue: window 1 dim as Rect r SetRect( r, 278, 5, 404, 23 ) appearance button 1,,,,, "Demo", @r, _kControlRadioButtonProc do HandleEvents until 0 Robert P.