...
<script type="text/javascript">
(function(Con, $) {
Con.sid = "r3718q..."; // The Backend session id
$.extend(Con.cfg, {
version: "4.9.3", // Current version
urlBackend: "http://contenido.localhost/contenido/", // URL to backend
urlHelp: "", // URL to help page
belang: "en_US", // Current backend language
frame: 4 // Current frame (feasible is 1, 2, 3, 4 or 0 for unknown)
});
})(Con, Con.$);
</script>
...