DataTable dt =bllt_favs.GetCollectionSubject(iUserid, iType, iShopOrGoodId);
DataView _defaultView = dt.DefaultView;
_defaultView.RowFilter = " ISHAVEFAV='1' ";
_defaultView.Sort= " ISHAVEFAV asc ";
DataTable dv = _defaultView.ToTable("buyerView");
rept_fav.DataSource = dv;
rept_fav.DataBind();