@{
    acartuchos.fSeguridad("codigo");
    string sid = Request.QueryString["id"].ToString();
    string scant = Request.QueryString["ca"].ToString();
    string dom = Request.QueryString["d"].ToString();
    string pre = Request.QueryString["pr"].ToString();
    string desc = Request.QueryString["desc"].ToString();
    string cliente = Request.QueryString["cliente"].ToString();

    string dom_existe = "", hos_existe = "", dom_id = "";

    if (Session["choping_orden"] != null)
        {

        List<Choping.cCarrito> Carrito = Session["choping_orden"] as  List<Choping.cCarrito>;
        int n = -1;
        int lCant = 0;

        if (n == -1)
            {
            string sDNS = "cweb";
            var db = WebMatrix.Data.Database.Open(sDNS);
            var sql = "SELECT id, clave, nombre, precio FROM catart WHERE id = '" + sid + "'";
            db.QuerySingle(sql);

            try
                {
                foreach (var row in db.Query(sql))
                    {
                    string Precio = pre.ToString();
                    Carrito.Add(new Choping.cCarrito() { id = sid, clave = row.clave, nombre = row.nombre + " ", descripcion = desc, precio = Precio, cantidad = scant, });
                    if (row.clave == "PBASICO" || row.clave == "PVISION" || row.clave == "PSOLIDO" || row.clave == "PCOMERCIO") { hos_existe = "si"; }
                    }
                }
            catch (Exception ex)
                {
                Response.Write("INFO:" + ex);
                }

            db.Connection.Close();
            db.Close();
            db.Dispose();
            } else
            {

            int isCant = Convert.ToInt32(scant);
            int tCant = (lCant + isCant);
            scant = tCant.ToString();
            Carrito.Where(d => d.id == sid).First().cantidad = scant;

            }
        Session["choping_orden"] = Carrito;

        } else
        {
        List<Choping.cCarrito> Carrito = new List<Choping.cCarrito>();
        Session["choping_orden"] = "";
        }
    string url = ("~/f/ordenes/ordenes_forma?c=" + cliente );
    Response.Redirect(url);

}