;;; Notify me when a keyword is matched (someone wants to reach me)
;;; Modify erc-keywords to contain the various permutations of your
;;; nick

(defvar my-notify-message "%s is calling your name!")

(defun my-erc-text-matched-stuff (match-type nick message)
  (interactive)
  (when (eq match-type 'keyword)
    (shell-command
     ;; escape (') characters by turning them into ('"'"'), which
     ;; works for all shells i have tried so far
     (concat "zenity --info --text '"
	     (replace-regexp-in-string
	      "'" "'\"'\"'"
	      (format my-notify-message nick))
	     "'"))))
(add-hook 'erc-text-matched-hook 'my-erc-text-matched-stuff)