function setData(dataFileName,data)
{
    sendRequest(onloaded,data,'POST',dataFileName,true,true)
}

function onloaded(res)
{
    ua = navigator.userAgent;
    is_safari = ua.indexOf("Safari") != -1 ? true: false;
    if (is_safari) {
        var esc = escape(res.responseText);
        document.getElementById('left_calendar').innerHTML = decodeURIComponent(esc);
    } else {
        document.getElementById('left_calendar').innerHTML = decodeURIComponent(res.responseText);
    }
}