function makeRequest(url, targetElement) {
    var httpRequest;
    if (window.XMLHttpRequest) { // Mozilla, Safari, ...
        httpRequest = new XMLHttpRequest();
        if (httpRequest.overrideMimeType) {
            httpRequest.overrideMimeType('text/xml');
        }
    }
    else if (window.ActiveXObject) { // IE
        try {
            httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch (e) {
            try {
                httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch (e) { }
        }
    }
    if ((targetElement==null) | (targetElement=="undefined")) targetElement="textDIV";
    var stage = document.getElementById(targetElement);
    if (!httpRequest) {
        stage.innerHTML = 'Şu anda işleminizi yapamıyorum.<br/>Birkaç dakika sonra tekrar deneyiniz.';
        return false;
    }
    httpRequest.onreadystatechange = function() { fillContents(httpRequest, stage); };
    stage.innerHTML = '<img src="images/busy.gif" />';
    httpRequest.open('GET', url, true);
    httpRequest.send('');
}

function fillContents(httpRequest, stage) {
    if (httpRequest.readyState == 4) {
        var tDiv = document.createElement("div");
        if (httpRequest.status == 200) {
            tDiv.innerHTML = httpRequest.responseText;
        } else {
            tDiv.innerHTML = 'İşlem yapılamadı.<br />Hata Kodu : ' + httpRequest.status;
        }
        stage.innerHTML = "";
        stage.appendChild(tDiv);
    }
}

function getImage(targetDIV) {
    var qst = queryString("img");
    if ((qst != null) & (qst != "undefined") & (qst != "")) {
        var img = document.createElement("img");
        img.setAttribute("src", "userfiles/fotograf/" + qst);
        img.setAttribute("alt", "");
        document.getElementById(targetDIV).appendChild(img);
    }
}

function getText(txtFile) {
    if ((txtFile == null) | (txtFile == "undefined") | (txtFile == "")) txtFile = "anasayfa";
    makeRequest("actions/textview.aspx?txt=" + txtFile, "textDIV");
}

function getImages() {
    makeRequest("actions/displayimg.aspx", "textDIV");
}

function getExc() {
    makeRequest("actions/exchange.aspx", "excDIV");
}

function getScroll() {
    makeRequest("actions/scrollbox.aspx", "scrollDIV");
}