private static SecurityElement CreateDefaultApplicationTrustManagerElement() {
SecurityElement elTrustManager = new SecurityElement("IApplicationTrustManager");
elTrustManager.AddAttribute("class",
"System.Security.Policy.TrustManager, System.Windows.Forms, Version=" + System.Reflection.Assembly.GetExecutingAssembly().GetVersion() + ", Culture=neutral, PublicKeyToken=" + AssemblyRef.EcmaPublicKeyToken);
elTrustManager.AddAttribute("version", "1");
return elTrustManager;
}