void muestra_info()
        {
            using (SqlConnection connection = new SqlConnection(Sserver))
            {
                try
                {
                    connection.Open();
                    // SqlCommand cmd = new SqlCommand("web_informa_parametros_web", connection);
                    // cmd.CommandType = CommandType.StoredProcedure;
                    // ParĂ¡metros

                    SqlDataAdapter da = new SqlDataAdapter("web_informa_parametros_web", connection);
                    da.SelectCommand.CommandType = CommandType.StoredProcedure;

                    DataTable dt = new DataTable();
                    da.Fill(dt);
                    Lst_Info.DataSource = dt;

                    Lst_Info.DataBind();


                    connection.Close();
                    connection.Dispose();
                }
                catch (Exception ex)
                {
                    lbl_error.Text = ex.Message;
                }
                finally
                {
                    connection.Close();
                }
            }
        }
        void ejecuta_crud(string mov, int id_nivel, string nivel, int v_min, int v_max, int id_bodega, int activo, int stock, int stock_critico)
        {
            using (SqlConnection connection = new SqlConnection(Sserver))
            {
                try
                {
                    connection.Open();

                    SqlDataAdapter da = new SqlDataAdapter("web_adm_crud_stock_web", connection);
                    da.SelectCommand.CommandType = CommandType.StoredProcedure;

                    da.SelectCommand.Parameters.AddWithValue("@v_mov", mov);
                    da.SelectCommand.Parameters["@v_mov"].Direction = ParameterDirection.Input;

                    if (id_nivel == 0)
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_id_nivel", DBNull.Value);
                    }
                    else
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_id_nivel", id_nivel);
                    }

                    da.SelectCommand.Parameters["@v_id_nivel"].Direction = ParameterDirection.Input;

                    if (nivel == "")
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_nivel", DBNull.Value);
                    }
                    else
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_nivel", nivel);
                    }

                    da.SelectCommand.Parameters["@v_nivel"].Direction = ParameterDirection.Input;

                    if (v_min == 0)
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_min", DBNull.Value);
                    }
                    else
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_min", v_min);
                    }

                    da.SelectCommand.Parameters["@v_min"].Direction = ParameterDirection.Input;

                    if (v_max == 0)
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_max", DBNull.Value);
                    }
                    else
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_max", v_max);
                    }

                    da.SelectCommand.Parameters["@v_max"].Direction = ParameterDirection.Input;

                    if (id_bodega == 0)
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_id_bodega", DBNull.Value);
                    }
                    else
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_id_bodega", id_bodega);
                    }

                    da.SelectCommand.Parameters["@v_id_bodega"].Direction = ParameterDirection.Input;


                    if (stock == 0)
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_stock", DBNull.Value);
                    }
                    else
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_stock", stock);
                    }

                    da.SelectCommand.Parameters["@v_stock"].Direction = ParameterDirection.Input;


                    if (stock_critico == 0)
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_stock_critico", DBNull.Value);
                    }
                    else
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_stock_critico", stock_critico);
                    }

                    da.SelectCommand.Parameters["@v_stock_critico"].Direction = ParameterDirection.Input;

                    if (activo == 0)
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_activo", DBNull.Value);
                    }
                    else
                    {
                        da.SelectCommand.Parameters.AddWithValue("@v_activo", activo);
                    }

                    da.SelectCommand.Parameters["@v_activo"].Direction = ParameterDirection.Input;

                    // if (mov == "L")
                    //   {
                    DataTable dt = new DataTable();


                    da.Fill(dt);
                    Lst_Info.DataSource = dt;

                    Lst_Info.DataBind();
                    //  }

                    /*  else
                     * {
                     *    SqlDataReader dr = da.SelectCommand.ExecuteReader();
                     *
                     *    while (dr.Read())
                     *    {
                     *        if (!dr.IsDBNull(0))
                     *        {
                     *            lbl_status.Text = dr.GetString(0);
                     *        }
                     *    }
                     * }*/


                    connection.Close();
                    connection.Dispose();
                }
                catch (Exception ex)
                {
                    lbl_error.Text = ex.Message;
                }
                finally
                {
                    connection.Close();
                }
            }
        }