function fk_divLK(param) {
    if(!param) {
        $('divLK').innerHTML = "<SELECT name='kDBF_LK' class='txtSuchen' id='LK' disabled><OPTION value=''>Landkreise</OPTION><OPTION value=''>W&auml;hlen Sie zuerst ein Bundesland</OPTION></SELECT>";
        return;
    }
    
    if( $('btnSuchen') ) { $('btnSuchen').disabled = false; }
    
    var sURL = "http://www.klimaschutzschulenatlas.de/Klimaschutzschulen/yFrameWork/Service/Service_LK.asp?SA=Kreise&BL=" + param;
    fktCallServerA(sURL, "divLK");
}

function fk_selLK(param) {
    if($('divLandkreis_S')) {
        $('divLandkreis_S').innerHTML = param;
        $('Landkreis_S').value = param;
    }
}


var xmlHttpA = false;
fkt_xmlHttpA();   
function fkt_xmlHttpA() {
    
    try {
        
        if (window.ActiveXObject) {
            try {
                xmlHttpA = new ActiveXObject("Msxml2.xmlHttp");
            } catch (e) {
                try {
                    xmlHttpA = new ActiveXObject("Microsoft.xmlHttp");
                } catch (e) {
                    xmlHttpA = false;
                }
            }
        }
        
        else if (window.XMLHttpRequest) {xmlHttpA = new XMLHttpRequest()}
    }
    
    catch (excNotLoadable) {xmlHttpA = false}
    return xmlHttpA;
}

function fktCallServerA(strURL, strID) {
    
    xmlHttpA.open("GET", strURL, true);
    
    xmlHttpA.onreadystatechange = function () {if (xmlHttpA.readyState == 4 || xmlHttpA.readyState == 'complete') {fktUpdatePageA(strID)}}
    xmlHttpA.send(null)
}


function fktUpdatePageA(strID) {
    if (xmlHttpA.status == 200) {
        $(strID).innerHTML = xmlHttpA.responseText;
    } else {
        $(strID).innerHTML = 'Zur Zeit k&ouml;nnen keine Landkreise ausgew&auml;hlt werden';
    }
}