<?php function insertJavascript() { global $listenPort; return '<script language="javascript"> <!-- function setPropertyValue(topic, fn, value, property) { document.getElementById(topic+"/"+fn+"/"+property+"/value").value = value; let xhr = new XMLHttpRequest(); xhr.open("GET", "http://192.168.1.253:' . $listenPort . '/set&fn="+fn+"&property="+property+"&topic="+topic+"&value="+value); xhr.onload = function () {}; xhr.send(); } function getPropertyValue(topic, fn, property) { let xhr = new XMLHttpRequest(); xhr.open("GET", "http://192.168.1.253:' . $listenPort . '/get&fn="+fn+"&property="+property+"&topic="+topic ); xhr.onload = function () {}; xhr.send(); setTimeout(function() { location.reload(); }, 1000); } // --> </script>'; } ?>