private void detach_Contacto(Contacto entity)
		{
			this.SendPropertyChanging();
			entity.TipoContacto = null;
		}
		private void attach_Contacto(Contacto entity)
		{
			this.SendPropertyChanging();
			entity.TipoContacto = this;
		}
 partial void UpdateContacto(Contacto instance);
 partial void DeleteContacto(Contacto instance);
 partial void InsertContacto(Contacto instance);