protected void Page_Load(object sender, EventArgs e)
    {
        string _action      = Request.QueryString["action"];
        string _page        = String.Empty;
        string _fileName    = String.Empty;
        string _saveFile    = String.Empty;
        string _username    = String.Empty;
        int    _cookieError = 0;
        int    _userError   = 0;
        int    _error       = 0;
        Dictionary <string, object> _loginResult      = new Dictionary <string, object>();
        Dictionary <string, object> _uploadFileResult = new Dictionary <string, object>();
        JavaScriptSerializer        _json             = new JavaScriptSerializer();
        StringBuilder _mainContent = new StringBuilder();

        if (_action.Equals(SCHUtil.SUBJECT_IMPORTREGISTERSCHOLARSHIP))
        {
            _page     = SCHUtil.PAGE_IMPORTREGISTERSCHOLARSHIP_MAIN;
            _fileName = (DateTime.Now).ToString("dd-MM-yyyy@HH-mm-ss", new CultureInfo("en-US"));
        }

        _loginResult = SCHUtil.GetInfoLogin(_page, "");
        _cookieError = int.Parse(_loginResult["CookieError"].ToString());
        _userError   = int.Parse(_loginResult["UserError"].ToString());
        _username    = _loginResult["Username"].ToString();

        //try
        //{
        FileInfo _f = new FileInfo(Request.Files[0].FileName);

        _fileName = (_f.Name.Replace(_f.Extension, "") + _username.ToUpper() + _fileName);
        _saveFile = (Server.MapPath("~") + "/" + SCHUtil._myFileUploadPath + "/" + _fileName + _f.Extension.ToLower());

        Request.Files[0].SaveAs(_saveFile);

        if (_page.Equals(SCHUtil.PAGE_IMPORTREGISTERSCHOLARSHIP_MAIN))
        {
            DataSet _ds = SCHUtil.GetExcelToDataSet(_saveFile);

            _error       = SCHUtil.ValidateDataExcel(_ds, SCHImportRegisterScholarshipUtil._excelFirstRow);
            _error       = (_error.Equals(1) ? 3 : _error);
            _error       = (_error.Equals(2) ? 4 : _error);
            _mainContent = (_error.Equals(0) ? SCHImportRegisterScholarshipUI.ListUI.GetMain(_loginResult, _ds.Tables[0].Select()) : null);

            _ds.Dispose();
        }

        /*
         * }
         * catch
         * {
         *  _error = 2;
         * }
         */
        _uploadFileResult.Add("SignInYN", "Y");
        _uploadFileResult.Add("CookieError", _cookieError.ToString());
        _uploadFileResult.Add("UserError", _userError.ToString());
        _uploadFileResult.Add("Username", _username);
        _uploadFileResult.Add("UploadFileError", _error.ToString());
        _uploadFileResult.Add("MainContent", (_mainContent != null ? _mainContent.ToString() : String.Empty));

        Response.Write(_json.Serialize(_uploadFileResult));
    }