function createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        ro = new XMLHttpRequest();
    }
    return ro;
}

var xmlhttp = createRequestObject();

function checkusercode(edit)
{
    var kode = edit.value;
    if (!kode) return;
    xmlhttp.open('get', 'checkusercode.php?kode='+kode, true);
    xmlhttp.onreadystatechange = function() {
        if ((xmlhttp.readyState == 4) && (xmlhttp.status == 200))
             document.getElementById("checkusercode").innerHTML = xmlhttp.responseText;
        document.getElementById("btnok").disabled = xmlhttp.responseText != ""; 
        return false;
    }
    xmlhttp.send(null);         
}

function checkmail(edit)
{
    var kode = edit.value;
    if (!kode) return;
    xmlhttp.open('get', 'checkmail.php?mail='+kode, true);
    xmlhttp.onreadystatechange = function() {
        if ((xmlhttp.readyState == 4) && (xmlhttp.status == 200))
             document.getElementById("checkmail").innerHTML = xmlhttp.responseText;
        document.getElementById("btnok").disabled = xmlhttp.responseText != ""; 
        return false;
    }
    xmlhttp.send(null);         
}

function checknorek(edit)
{
    var kode = edit.value;
    if (!kode) return;
    xmlhttp.open('get', 'checknorek.php?norek='+kode, true);
    xmlhttp.onreadystatechange = function() {
        if ((xmlhttp.readyState == 4) && (xmlhttp.status == 200))
             document.getElementById("checknorek").innerHTML = xmlhttp.responseText;
        document.getElementById("btnok").disabled = xmlhttp.responseText != ""; 
        return false;
    }
    xmlhttp.send(null);         
}

function Showpf(kode)
{
    var sid = "pf" + kode; 
    xmlhttp.open('get', 'showpf.php?kode=' + kode, true);
    xmlhttp.onreadystatechange = function() {
        if ((xmlhttp.readyState == 4) && (xmlhttp.status == 200))
             document.getElementById(sid).innerHTML = xmlhttp.responseText;
        return false;
    }
    xmlhttp.send(null);         
}

function SaveName(edit)
{
    var kode = edit.value;
    if (!kode) return;
    xmlhttp.open('get', 'formpf/savename.php?name='+kode, true);
    xmlhttp.onreadystatechange = function() {
        if ((xmlhttp.readyState == 4) && (xmlhttp.status == 200))
        document.getElementById("pf1").innerHTML = xmlhttp.responseText;
        return false;
    }
    xmlhttp.send(null);         
}