protected void Button1_Click(object sender, EventArgs e)
{
IUserRequestProcessor bl = new UserRequestProcessor();
UserPL pl = new UserPL();
pl.Name = TxtName1.Text;
pl.City = TxtCity1.Text;
pl.Email = TxtEmail1.Text;
bl.InsertUser(pl);
GridView1.DataSource = bl.SelectUser();
GridView1.DataBind();
}