(define-key map "?" 'iswitchb-completion-help)
(define-key map "\C-s" 'iswitchb-next-match)
(define-key map "\C-r" 'iswitchb-prev-match)
+ (define-key map [?\C-.] 'iswitchb-next-match)
+ (define-key map [?\C-,] 'iswitchb-prev-match)
(define-key map "\t" 'iswitchb-complete)
(define-key map "\C-j" 'iswitchb-select-buffer-text)
(define-key map "\C-t" 'iswitchb-toggle-regexp)