protected void Button1_Click(object sender, EventArgs e)
    {
        localhost.Client c = new localhost.Client();

        if (s.HasClient(txtUser.Text))
        {
            Response.Write(Functions.AlertBox("Username exists"));
        }

        else if (DateTime.Now.Year - int.Parse(ddBirth.SelectedItem.Text) < 14)
        {
            Response.Write(Functions.AlertBox("You are too young"));
        }
        else
        {
            c.Username = txtUser.Text;

            c.Password = txtPass.Text;

            c.FirstName = txtName.Text;

            c.LastName = txtLname.Text;

            c.Gender = genderList.SelectedItem.Text;

            c.City = dropCity.SelectedIndex + 1;

            c.Street = txtStreet.Text;

            c.NumStreet = txtStreetNum.Text;

            c.Age = (DateTime.Now.Year - int.Parse(ddBirth.SelectedItem.Text)).ToString();

            c.Mail = txtMail.Text;

            c.Phone = txtPhone.Text;

            if (fuImage.HasFile)
            {
                c.Pic = fuImage.FileName;

                fuImage.SaveAs(Server.MapPath("pics/users/" + fuImage.FileName));
            }

            else
            {
                c.Pic = "default.jpg";
            }

            c.Level = "Client";

            c.Status = "Online";



            s.AddNewClient(c);
            Response.Write(Functions.AlertRedirect("Now you can login", "Login.aspx"));
        }
    }