void Init(string message, string id)
{
Gtk.Label lab = new Gtk.Label ();
lab.Markup = "<b><span foreground='red'>" + message + "</span></b>";
this.CanFocus = false;
Add (lab);
this.ShadowType = Gtk.ShadowType.In;
ShowAll ();
if (id != null && id.Length > 0)
Name = id;
}