function $(id) {
    return document.getElementById(id);
}

function getHttpRequest(url,ziel) {

    var xmlhttp = null;
    // Mozilla
    if (window.XMLHttpRequest) {
        xmlhttp = new XMLHttpRequest();
    }
    // IE
    else if (window.ActiveXObject) {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    }

    xmlhttp.open("GET", url, true);
    xmlhttp.onreadystatechange = function() {
        if(xmlhttp.readyState != 4) {
            var el=document.getElementById(ziel);
            el.innerHTML='';

            var foo2 = document.createElement("option");
            foo2.appendChild(document.createTextNode("Daten werden geladen ..."));
            foo2.value="0";
            el.appendChild(foo2);
            //$(ziel).innerHTML = '<option>Seite wird geladen ...</option>';
        }
        if(xmlhttp.readyState == 4 && xmlhttp.status == 200) {
            var options = xmlhttp.responseText;
            var options_ar = options.split(",,");
            var len = options_ar.length;


            var el=document.getElementById(ziel);
            el.innerHTML='';

            for (var i=0;i<len-1;i++)
            {
              var det_ar = options_ar[i].split(";;");
              var foo2 = document.createElement("option");
              foo2.appendChild(document.createTextNode(det_ar[1]));
              foo2.value=det_ar[0];
              el.appendChild(foo2);
            }
            //alert(el.innerHTML);

            //$(ziel).innerHTML = xmlhttp.responseText;
        }
    }
    xmlhttp.send(null);
}