protected void btncreate_Mall_Click(object sender, EventArgs e) { For_Admin Cm = new For_Admin(); Cm.Name = txtname.Text; Cm.Address = txtaddress.Text; Cm.Image = Path.GetFileName(FileUpload1.PostedFile.FileName); FileUpload1.PostedFile.SaveAs(Server.MapPath("~/Admin/Mall_Images/") + Cm.Image); Cm.Created_By = Convert.ToInt32(Session["id"]); Cm.Opening_Mall(); string message = "Created-Successfully"; System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("<script type = 'text/javascript'>"); //sb.Append("window.onload=function(){"); sb.Append("alert('"); sb.Append(message); sb.Append("')};"); sb.Append("</script>"); Response.Redirect("CreateMall.aspx"); ClientScript.RegisterClientScriptBlock(this.GetType(), "alert", sb.ToString()); }