function enviaAmigo_onclick(link)
{
    var nome = document.getElementById("tbnome").value;
    var email = document.getElementById("tbemail").value;
    var email1 = document.getElementById("tbemail1").value;
    var msg = document.getElementById("tbmsg").value;
    if(nome == '')
        alert('Type your name.');
    else if(email == '')
        alert('Type your e-mail.');
    else if(email1 == '')
        alert('Type the e-mail of your friend.');
    else if(msg == '')
        alert('Type a message that will be sent to your friend.');
    else
    {
        if(email == '' || email.indexOf('@') == -1 || email.indexOf('.') == -1)
        {
            alert('Type your e-mail correctly.');
            document.getElementById("tbemail").focus();
        }
        else if(email1 == '' || email1.indexOf('@') == -1 || email1.indexOf('.') == -1)
        {
            alert('Type the e-mail of your friend correctly.');
            document.getElementById("tbemail1").focus();
        }
        else
        {
            document.getElementById('imgSnake').style.display='inline';
            document.getElementById("bEnviar").disabled = "disabled";
            ServicosStetsom.EnviaEmailsAmigoEng(nome, email, email1, msg, link, OnComplete, OnTimeout);
        }
    }
    return false;
}

function OnComplete(results)
{
    alert(results);
    if(results == "Successfully sent email.")
    {
        document.getElementById("tbnome").value = '';
        document.getElementById("tbemail").value = '';
        document.getElementById("tbemail1").value = '';
        document.getElementById("tbmsg").value = '';
        Modalbox.hide();
        return false;
    }
    else
    {
        document.getElementById('imgSnake').style.display='none';
        document.getElementById("bEnviar").disabled = false;
    }
}

function OnTimeout(results)
{
    alert("Time out");
}