(ignore-errors (setq ga (car (read-from-string ga)))))
(setq gnus-newsgroup-name
(if (equal (car ga) "") nil (car ga)))
+ (setq gnus-message-group-art (cons gnus-newsgroup-name (cadr ga)))
(setq message-post-method
`(lambda (arg)
(gnus-post-method arg ,(car ga))))