private void Sync_Split_Sub()
{
DataView dv_split = (DataView)Session["dv_split"];
dv_split.Sort = "item";
DataView dv_split_temp_sort = (DataView)Session["dv_split"];
dv_split_temp_sort.Sort = "item";
DataTable dt = dv_split.ToTable();
foreach (DataGridItem item in this.DataGrid_Split.Items)
{
Label lb_item_s=(Label)item.FindControl("lb_item_s");
dv_split_temp_sort.RowFilter = "item like '%" + lb_item_s.Text + "%' ";