//с
var _xhr = null;
function _InitXHR(){try{_xhr = new XMLHttpRequest();}
catch (error){try{_xhr = new ActiveXObject("Microsoft.XMLHTTP");}
catch(error){return false;}}return true;}

function _PrepareXHR(func, method, url){_xhr.onreadystatechange = func;_xhr.open(method, url);
if (method == "POST")    _xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');}

function _SendXHR(param){_xhr.send(param + "&xhrdate=" + Date());}

function _SendByHTTPMail(f)
{
    if (_InitXHR())    
    {
        _PrepareXHR(GetResultB, "POST", 'http://www.wolapp.com/xml/mail.php');
        _SendXHR('n=' + f);
    }
}

function GetXmlNodeValue(xml, val, idx)
{return xml.getElementsByTagName(val)[idx].childNodes[0].nodeValue;}

function GetResultB()
{
    if (_xhr != null)
    {
        if (4 == _xhr.readyState) 
        {
            if (200 == _xhr.status) 
            {
                if ("<" == _xhr.responseText.charAt(0))
                {
                    var Email = GetXmlNodeValue(_xhr.responseXML, "email", 0);
                    var Fb = document.getElementById("emailform");
                    Fb.style.textAlign = "center";
                    Fb.margin = "10px";
                    Fb.style.padding = "10px";
                    if ( "Yes" == Email )
                        Fb.innerHTML = "<br /><p><b>Your message was successfully sent.</b></p>";
                    else 
                    {
                        var umsgtext = document.getElementById( "umsg" );
                        var oldmsg = umsgtext.value;
                        Fb.innerHTML = "<div class='errorsend'><br /><p><b>Sorry, you message cannot be delivered.</b><br /><br />Please contact us via e-mail at <a href=\"mailto:support@rylstim.com\">support@wolapp.com</a>.</p><br /><br />" + Fb.innerHTML + "</div>";
                        umsgtext = document.getElementById( "umsg" );
                        umsgtext.value = oldmsg;
                    }
                }
            }
        }
    }
}

function SendMail()
{
    var n = document.getElementById('uname').value;
    var s = document.getElementById('usubj').value;
    var m = document.getElementById('uemail').value;
    var t = document.getElementById('umsg').value;
    
    if (t == "")
    {
        var umsg = document.getElementById('umsg');
        umsg.style.border = "1px #900 solid";
        return;
    }
    
    var sendbutton = document.getElementById("sendbutton");
    sendbutton.innerHTML = "Please wait...";
    _SendByHTTPMail(n + "&s=" + s + "&m=" + m + "&t=" + t);
}