protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { if (Request.QueryString["do"] != null) { StationeryStoreInventorySystemController.commonController.LogOutControl logoutControl = new StationeryStoreInventorySystemController.commonController.LogOutControl(); removeAllSession(); } else { lblLoggedinTime.Text = "Log-in Time: " + SystemStoreInventorySystemUtil.Converter.dateTimeToString(SystemStoreInventorySystemUtil.Converter.DATE_CONVERTER.DATETIME, DateTime.Now); if (StationeryStoreInventorySystemController.Util.EmployeeName() != null) { lblUserName.Text = "Welcome, " + StationeryStoreInventorySystemController.Util.EmployeeName(); } LoadNavigationMenu(); //removeAllSession(); // remove all session stored (open a new page) } } }