public void SetDataBind_treeView1()
        {
            treeView1.Nodes.Clear();

            M_WsCodeTMainDB.WsCodeTMainDB wSvc = null;
            string reCode = "";
            string reMsg  = "";

            M_WsCodeTMainDB.DataCodeTSiteTreeView[] getData1 = null;
            try
            {
                wSvc         = new M_WsCodeTMainDB.WsCodeTMainDB();
                wSvc.Url     = "http://" + AppInfo.SsWsvcServer2 + "/WebSvc/Sys/CodeT/WsCodeTMainDB.svc";
                wSvc.Timeout = 1000;

                ImageList myimageList = new ImageList();
                myimageList.Images.Add(Image.FromFile(@"Image\treeicon1.png"));

                treeView1.ImageList  = myimageList;
                treeView1.ImageIndex = 0;

                reCode = wSvc.sCodeTSiteTreeView(AppInfo.SsDbNm, AppInfo.SsSiteCd, AppInfo.SsLabAuth, out getData1, out reMsg);
                if (reCode == "Y")
                {
                    if (getData1 != null && getData1.Length > 0)
                    {
                        for (int j = 0; j < getData1.Length; j++)
                        {
                            string ccode_val   = getData1[j].CCODE.ToString();
                            string ccodeNm_val = getData1[j].CCODE_NM.ToString();

                            TreeNode root = new TreeNode();
                            root.Tag  = ccode_val;
                            root.Text = ccodeNm_val;

                            treeView1.Nodes.Add(root);

                            if (treeView1.Nodes.Count > 0)
                            {
                                treeView1.SelectedNode = treeView1.GetNodeAt(0, 0);
                            }
                        }

                        treeView1.ExpandAll();
                    }
                }
            }

            catch (Exception ex)
            {
                logs.SaveLog("[error]  (page)::FrmCodeTSite.cs  (Function)::SetDataBind_treeView1  (Detail):: " + "\r\n" + ex.ToString(), "Error");
            }
            finally
            {
                if (wSvc != null)
                {
                    wSvc.Dispose();
                }
            }
        }