protected void Page_Load(object sender, EventArgs e)
        {
            if (!Page.IsPostBack)
            {
                _idx = Convert.ToInt32(Request.QueryString["idx"]);
                LoadControlTypeList2DDL();

                Modules module_obj = new Modules();
                Literal_ModuleName.Text = module_obj.GetModuleTitleByModuleId(_idx);
                MultiView1.ActiveViewIndex = 0;
            }

            PostBackOptions optionsSubmit = new PostBackOptions(btnOkay);
            btnOkay.OnClientClick = "disableButtonOnClick(this, 'Please wait...', 'disabled_button'); ";
            btnOkay.OnClientClick += ClientScript.GetPostBackEventReference(optionsSubmit);
        }