function talktoServer(content,language){
    var req = newXMLHttpRequest();
    var source_file = "";
    switch(content){
        case "home":
            source_file = "content/home.php?lang="+language;
            break;
        case "about_me":
            source_file = "content/about_me.php?lang="+language;
            break;
        case "pricelist":
            source_file = "content/pricelist.php?lang="+language;
            break;
        case "campaign":
            source_file = "content/campaign.php?lang="+language;
            break;
    }
    //alert('see on content ->' + content);
    req.open("GET", source_file, false);
    req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
    req.send(null);
    if (req.readyState == 4) {
        if (req.status == 200) {
            document.getElementById("contentcenter").innerHTML=req.responseText; // .getElementsByTagName("message")[0];;

            switch(content){
                case "home":
                    isRussianCampaignAllowed(language);
                    break;
                case "about_me":
                    document.getElementById("campaign").style.display="none";
                    break;
                case "pricelist":
                    document.getElementById("campaign").style.display="none";
                    break;
                case "campaign":
                    document.getElementById("campaign").style.display="none";
                    break;
            }
        } else {
            document.getElementById("contentcenter").innerHTML="VIGA! Kood=" + req.status + " ja veatekst=" + req.statusText;
        }
    }
}

function newXMLHttpRequest() {
    var xmlreq = false;
    if (window.XMLHttpRequest) {
        xmlreq = new XMLHttpRequest();
    } else if (window.ActiveXObject) {
        try {
            xmlreq = new ActiveXObject("Msxml2.XMLHTTP");
        } catch (e1) {
            try {
                xmlreq = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e2) {
            }
        }
    }
    return xmlreq;
}

function isRussianCampaignAllowed(language){
    if (language == 'RUS') {
        document.getElementById("campaign").style.display="none";
    } else {
        document.getElementById("campaign").style.display="none";
    }
}