post_install() {
  cat << EOM
To activate, add the following code into your ~/.emacs file:
---
(load "escreen")
(escreen-install)
---
Also recommended customizations, taken from
http://tapoueh.org/blog/2009/09/22-escreen-integration.html ,
can be found in /usr/share/doc/emacs-escreen/dotemacs

EOM
}
post_upgrade() {
  post_install
}