c2.el

;; skeletons defined by me 
(defun my-erb-mode-hook()
  (define-skeleton rails-erb-eval
    "<% %>"
    nil
    "<% " _ " %>")
  (define-key (current-local-map) (kbd "C-c i") 'rails-erb-eval)

  (define-skeleton rails-erb-block-end
    "<% end %>"
    nil
    "<% end %>")
  (define-key (current-local-map) (kbd "C-c e") 'rails-erb-block-end)

  (define-skeleton rails-erb-print
    "<%= %>"
    nil
    "<%= " _ " %>")
  (define-key (current-local-map) (kbd "C-c p") 'rails-erb-print))

(add-hook 'rhtml-mode-hook 'my-erb-mode-hook)