private void LoadTreeView() { ds = oCustomized.GetModules(1); foreach (DataRow dr in ds.Tables[0].Rows) { TreeNode oNode = new TreeNode(); oNode.Text = dr["name"].ToString(); oNode.ToolTip = dr["pageid"].ToString(); oNode.Value = dr["pageid"].ToString(); oNode.NavigateUrl = "javascript:void(0);"; oNode.SelectAction = TreeNodeSelectAction.Expand; oTreeview.Nodes.Add(oNode); LoadChildNode(oNode); oNode.Expand(); } oTreeview.ExpandDepth = 1; oTreeview.Attributes.Add("oncontextmenu", "return false;"); oTreeview.Attributes.Add("onclick", "OnTreeClick(event);"); }