function signin(pseudo,email,password1,password2,code)
{
    var OAjax;
    if (window.XMLHttpRequest) OAjax = new XMLHttpRequest();
    else if (window.ActiveXObject) OAjax = new ActiveXObject('Microsoft.XMLHTTP');
    OAjax.open('POST',"signin.php",true);
    OAjax.onreadystatechange = function()
    {
        if (OAjax.readyState == 4 && OAjax.status==200)
        {
            if (document.getElementById)
            {
                if (OAjax.responseText =='true') {
                    alert('ClubeChaT passport success. Login at www.clubechat.net/login.php');
                    document.getElementById('msg').innerHTML='';
                    location.href='login.php';
                }else{
                    document.getElementById('msg').innerHTML=OAjax.responseText;
                }
            }
        }
    }
    OAjax.setRequestHeader('Content-type','application/x-www-form-urlencoded');
    OAjax.send('pseudo='+pseudo+'&email='+email+'&password1='+password1+'&password2='+password2+'&code='+code);
}