+. "${_EXEC}/pages/${PAGE}.sh"
+
+# prevent browsers from caching generated pages
+printf "Cache-Control: no-cache, no-store, must-revalidate\r\nPragma: no-cache\r\nExpires: 0\r\n"
+printf "Content-Type: text/html;charset=utf-8\r\n\r\n"
+. "${_EXEC}/templates/frame.html.sh"