private void Page_Load(object sender, System.EventArgs e)
        {
            try
            {
                OrgId = _functions.GetUserOrgId(HttpContext.Current.User.Identity.Name, false);

                if(Request.QueryString["id"] == null || Request.QueryString["catid"] == null)
                {
                    Session["lastpage"] = "admin_inspections.aspx";
                    Session["error"] = _functions.ErrorMessage(104);
                    Response.Redirect("error.aspx", false);
                    return;
                }
                try
                {
                    InspectionId = Convert.ToInt32(Request.QueryString["id"]);
                    CategoryId = Convert.ToInt32(Request.QueryString["catid"]);
                }
                catch(FormatException fex)
                {
                    Session["lastpage"] = "admin_inspections.aspx";
                    Session["error"] = _functions.ErrorMessage(105);
                    Response.Redirect("error.aspx", false);
                    return;
                }

                sLastPage = "admin_inspections_items.aspx?id=" + InspectionId.ToString();
                sCurrentPage = "admin_inspection_category_edit.aspx?id=" + InspectionId.ToString() + "&catid=" + CategoryId.ToString();

                this.PageTitle = "Inspection Category Edit";
                Header.MainMenuSelectedItem = "Administration";
                Header.AddJavaScriptFile("/admin_inspection_category_edit.js");
                Header.AddBreadCrumb("Home", "/selectMode.aspx");
                Header.AddBreadCrumb("Administration", "/admin.aspx");
                Header.AddBreadCrumb("Inspections Manager", "/admin_inspections.aspx");
                Header.AddBreadCrumb("Inspection Items Manager", "/" + sLastPage);
                Header.LeftBarHtml = "Add/Edit/Delete Inspection Category and Set Category Position and Items Position";

                SaveCancelControl.CancelText= " Back ";
                SaveCancelControl.ParentPageURL = sLastPage;
                if(!IsPostBack)
                {
                    inspect = new clsInspections();
                    inspect.cAction = "S";
                    inspect.iOrgId = OrgId;
                    inspect.iId = InspectionId;
                    inspect.iCategoryId = CategoryId;
                    if(inspect.InspectCatDetails() == -1)
                    {
                        Session["lastpage"] = sLastPage;
                        Session["error"] = _functions.ErrorMessage(156);
                        Response.Redirect("error.aspx", false);
                        return;
                    }
                    lblInspectionName.Text = inspect.sInspectionName.Value;
                    tbCategory.Text = inspect.sCategoryName.Value;
                    for(int i=1; i<= inspect.iCatMaxPosition.Value; i++)
                    {
                        ddlOrder.Items.Add(new ListItem(i.ToString(),i.ToString()));
                    }
                    ddlOrder.SelectedValue = inspect.iCatPosition.Value.ToString();

                    dgInspectItems.DataSource = new DataView(inspect.GetInspectionItemsListByCategory());
                    dgInspectItems.DataBind();

                    if(dgInspectItems.Items.Count > 0 || CategoryId == 0)
                        btnDelete.Enabled = false;
                }
            }
            catch(Exception ex)
            {
                _functions.Log(ex, HttpContext.Current.User.Identity.Name, SourcePageName);
                Session["lastpage"] = sLastPage;
                Session["error"] = ex.Message;
                Session["error_report"] = ex.ToString();
                Response.Redirect("error.aspx", false);
            }
            finally
            {
                if(inspect != null)
                    inspect.Dispose();
            }
        }