function newMenuSelResp(req)
{
    document.getElementById("pagetitle").innerHTML = req.responseText;
    revealModal('modalPage');
}

function newMenuSel(day,month,year,caltype)
{
    var req = newXMLHttpRequest();
    var callbackhandler = getReadyStateHandler(req, newMenuSelResp);
    req.onreadystatechange = callbackhandler;
    req.open("POST", "eventsonzoom.php" , true);
    req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
    var url = 'd=' + day + '&m=' + month + '&y=' + year + '&calt=' + caltype ;
    req.send(url);
}