protected void btnAddFeedBack_Click(object sender, EventArgs e) { string feedback = Convert.ToString(txtFeedback.Text); string user_name = Session["USER_NAME"] as string; objDataHandling.SaveFeedback(user_name, feedback); string script = "alert('" + "Feedback submitted Successfully" + "');"; ScriptManager.RegisterStartupScript(this, typeof(Page), "UserSecurity", script, true); Response.Redirect(Request.RawUrl); objDataHandling.showFeedbackGrid(grdFeedback); }