protected void btnLogin_Click(object sender, EventArgs e) { string name = txtCusName.Text.Trim(); string password = txtPassword.Text.Trim(); CustomerController customerControl = new CustomerController(); Customer obj_customer = new Customer(); obj_customer = customerControl.CheckCustomerLogin(name, password); if (!String.IsNullOrEmpty(obj_customer.CustomerID)) { Response.Cookies["CustomerID"].Value = obj_customer.CustomerID; Response.Cookies["CustomerID"].Expires = DateTime.Now.AddMinutes(30); Response.Cookies["IsAdmin"].Value = obj_customer.IsAdmin.ToString(); Response.Cookies["IsAdmin"].Expires = DateTime.Now.AddMinutes(30); Response.Redirect("Index.aspx"); } else { ScriptManager.RegisterClientScriptBlock (this, this.GetType(), "alertMessage", "alert('Name or Password is wrong. Please try again!')", true); } }