textContent = function(xml){
    var cnt;
    if (xml.text!=undefined) { cnt = xml.text; } else
        if (xml.textContent!=undefined) { cnt = xml.textContent; } else
        { cnt=xml.firstChild.nodeValue; }
    return cnt;
}

loadGuide = function(node_id){
    if(node_id){
        guide.load(node_id);
    }
}

function addWindow(Aelement){
  window.open(Aelement.href,'addwin','status=no,toolbar=no,scrollbars=yes,titlebar=no,menubar=no,resizable=yes,width=640,height=480,directories=no,location=no');
}