Você pode colocar o texto do seu banner em um registro nomeado:
let @c = "###########################################################\n"
let @c .= "# template\n"
let @c .= "# globals:\n"
let @c .= "# none\n"
let @c .= "# returns:\n"
let @c .= "# none\n"
let @c .= "###########################################################"
e coloque com:
"cp