(speedbar-check-read-only): Handle non-existent files. * dframe.el, ezimage.el, sb-image.el: Remove RCS tags. * info.el (Info-speedbar-hierarchy-buttons) (Info-speedbar-goto-node): Call speedbar-select-attached-frame.
* ezimage.el, sb-image.el: New files. * sb-*.xpm: Files removed. New image files installed into etc/images/ezimage.