//判断CheckBoxList1选中项

       //判断选中项

           /*

                ​int count = 0;
                foreach (ListItem item in this.CheckBoxList1.Items)
                {
                    if (item.Selected)
                    {
                        count++;
                    }
                }
                if (count == 0)
                {
                    Common.MessageBox.Show(this.Page, "必须选择一项变电站");
                    return;
                }
                else
                {

                      sssss

                 }

                  */