public void Save(ArticleAdditionalField Obj)
        {
            ArticleAdditionalField field = ReadFieldName(Obj.Art_id, Obj.FieldName);

            field.FieldValue  = Obj.FieldValue;
            field.FieldValue2 = Obj.FieldValue2;
            this.DBLocal.SubmitChanges();
        }
 public void Delete(ArticleAdditionalField Obj)
 {
     this.DBLocal.ArticleAdditionalField.DeleteOnSubmit(Obj);
     this.DBLocal.SubmitChanges();
 }
 public void Add(ArticleAdditionalField Obj)
 {
     this.DBLocal.ArticleAdditionalField.InsertOnSubmit(Obj);
     this.DBLocal.SubmitChanges();
 }