$(sed 's#$(title)#acdw.casa#' _head.htm)
<header>
    <h1>mi casa es su casa</h1>
</header>
<main>
    <section id="welcome">
        $(htt _index.htm)
    </section>
    <section id="pages">
        <h2>pages here</h2>
        <ul>
            $(for p in ".tmp"/*.env; do . "$p"; print "<li><a href=\"$HTOUT\">$(title)</a></li>"; done)
        </ul>
    </section>
</main>
$(htt _foot.htm)