public void MessageReceived(object sender, MessageEventArgs e)
{
if (_processMsgClosed) return;
if (e.Message == "refresh")
RefreshMail();
else if (e.Message == "inbox")
Process.Start(_baseUrl);
else if (e.Message == "settings")
Invoke(new Action(ShowSettingsForm));
else if (e.Message == "logout")
Invoke(new Action(ChangeUser));
}