ok σε μένα δούλεψε. Παραθέτω κώδικα και screenshot
Κώδικας:
<html>
<body bgcolor="#e8e8e8">
<meta charset="UTF-8">
<script>
function UpdateLighting(){
var xmlhttp;
var a = document.getElementById("bed").value;
var b = document.getElementById("sal").value;
var c = document.getElementById("kit").value;
var d = document.getElementById("ext").value;
if (window.XMLHttpRequest) {
xmlhttp=new XMLHttpRequest();
} else {
xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
}
xmlhttp.onreadystatechange=function(){
if (xmlhttp.readyState==4 && xmlhttp.status==200){
var PlaketaResponse = xmlhttp.responseText.split(" ");
var ares = PlaketaResponse[0].substr(PlaketaResponse[0].indexOf("=")+1, PlaketaResponse[0].length-PlaketaResponse[0].indexOf("="));
var bres = PlaketaResponse[1].substr(PlaketaResponse[1].indexOf("=")+1, PlaketaResponse[1].length-PlaketaResponse[1].indexOf("="));
var cres = PlaketaResponse[2].substr(PlaketaResponse[2].indexOf("=")+1, PlaketaResponse[2].length-PlaketaResponse[2].indexOf("="));
var dres = PlaketaResponse[3].substr(PlaketaResponse[3].indexOf("=")+1, PlaketaResponse[3].length-PlaketaResponse[3].indexOf("="));
if (ares == a){
document.getElementById("bedresult").innerHTML = 'OK';
document.getElementById("bedresultinput").value = 'OK';
}else{
document.getElementById("bedresult").innerHTML = 'ERROR';
document.getElementById("bedresultinput").value = 'ERROR';
}
if (bres == b){ document.getElementById("saloniresult").innerHTML = 'OK';}
else{document.getElementById("saloniresult").innerHTML = 'ERROR';}
if (cres == c){ document.getElementById("kouzinaresult").innerHTML = 'OK';}
else{document.getElementById("kouzinaresult").innerHTML = 'ERROR';}
if (dres == d){ document.getElementById("exresult").innerHTML = 'OK';}
else{document.getElementById("exresult").innerHTML = 'ERROR';}
/*document.getElementById("FotismosResults").innerHTML = ;
}else{
document.getElementById("FotismosResults").innerHTML = "A server error occured.";
//*/
}
}
xmlhttp.open("POST","HTTP://127.0.0.1:80",true);
xmlhttp.setRequestHeader("Content-type","application/x-www-form-urlencoded");
xmlhttp.send("a="+a+"&b="+b+"&c="+c+"&d="+d);
}
</script>
<style>
form.wood1 {float:left; margin-left:30px;}
fieldset {height: 210px;width: 210px;}
#txt {font-weight:bold;}
</style>
<br>
<center><h1>Κεντρικό Μενού</h1></center>
<form class="wood1" >
<fieldset>
<legend><b>Φωτισμός</b></legend><br>
<select id="bed">
<option value="off">OFF</option>
<option value="on">ON</option>
<option value="auto">AUTO</option>
</select> Υπνοδωμάτιο <span id="bedresult" style="float:right;"></span><input type="text" id="bedresultinput" size="4" readonly="readonly"/><br/><br/>
<select id="sal">
<option value="off">OFF</option>
<option value="on">ON</option>
<option value="auto">AUTO</option>
</select> Σαλόνι<span id="saloniresult" style="float:right;"></span><br/><br/>
<select id="kit">
<option value="off">OFF</option>
<option value="on">ON</option>
<option value="auto">AUTO</option>
</select> Κουζίνα<span id="kouzinaresult" style="float:right;"></span><br/><br/>
<select id="ext">
<option value="off">OFF</option>
<option value="on">ON</option>
<option value="auto">AUTO</option>
</select> Εξωτερικά<span id="exresult" style="float:right;"></span><br/><br/>
<button type="button" onclick="UpdateLighting();">Υποβολή</button>
</fieldset>
</form>
</body>
</html>
hlektr.png
Θα χρειαστεί να αλλάξεις την IP (127.0.0.1) στην δική σου.