+ (or win
+ (if (and mime/output-buffer-window-is-shared-with-bbdb
+ (boundp 'bbdb-buffer-name)
+ (setq win (get-buffer-window bbdb-buffer-name))
+ )
+ (set-window-buffer win mime/output-buffer-name)
+ (select-window (get-buffer-window mime::article/preview-buffer))