private void detach_PageContents(PageContent entity)
		{
			this.SendPropertyChanging();
			entity.Page = null;
		}
		private void attach_PageContents(PageContent entity)
		{
			this.SendPropertyChanging();
			entity.Page = this;
		}
 partial void UpdatePageContent(PageContent instance);
 partial void DeletePageContent(PageContent instance);
 partial void InsertPageContent(PageContent instance);