protected void Button3_Click(object sender, EventArgs e)
        {
            dataclass e1 = new dataclass();

            e1.item_delete(TextBox1.Text);
            GridView1.DataSource = e1.getitem();
            GridView1.DataBind();
            TextBox1.Text   = "";
            TextBox2.Text   = "";
            Button1.Visible = true;
            Button2.Visible = false;
            Button3.Visible = false;
        }
 protected void Page_Load(object sender, EventArgs e)
 {
     if (!IsPostBack)
     {
         HiddenField1.Value = (string)Session["uname"];
         if (HiddenField1.Value != (string)Session["uname"])
         {
             Response.Redirect("log.aspx");
         }
         dataclass e1 = new dataclass();
         GridView1.DataSource = e1.getitem();
         GridView1.DataBind();
         Button1.Visible = true;
         Button2.Visible = false;
         Button3.Visible = false;
     }
 }