function fieldsel(id) {
    if ($F("song"+id))
    var myAjax = new Ajax.Request(
        "scripts/toursurvey.html",
        { method: 'get', parameters: 'fieldsel='+id+'&song1='+$F("song1")+'&song2='+$F("song2")+'&song3='+$F("song3")+'&song4='+$F("song4")+'&song5='+$F("song5"), onComplete: updatefield }
        );
}

function fieldrset(id) {
    var myAjax = new Ajax.Request(
        "scripts/toursurvey.html",
        { method: 'get', parameters: 'resetfield='+id, onComplete: updatefield }
    );
}

function updatefield(response) {
    if (response.responseText) {
        var action = response.responseText.substring(0,1);
        var id = response.responseText.substring(1,response.responseText.indexOf("!"));
        var text = response.responseText.substring(response.responseText.indexOf("!")+1);
        if (action=="a") $("field"+id).update(text);
        else if (action=="r") $("subfield"+id).update(text);
    }
}

function showrankings() {
    window.open("/de/es-lebe-wir-tour.html?p=rankings","rankings","dependent=yes, height=400, width=550, resizable=yes, scrollbars=yes");
}