private void SaveProduct(Product mobjProduct)
    {
        try
        {
            BLL.Component.ProductBLL objProd = new ProductBLL();
            if (mobjProduct.ProductID == 0)
            {
                int mintReturn = objProd.AddProduct(mobjProduct);
                if (mintReturn == -1)
                {
                    ScriptManager.RegisterStartupScript(this, this.GetType(), "alert", "alert('Product for the Manufacturer already exists!');", true);
                    return;
                }
            }
            else
            {
                mobjProduct.UpdatedBy = 1;
                int mintReturn = objProd.EditProduct(mobjProduct);
                if (mintReturn == -1)
                {
                    ScriptManager.RegisterStartupScript(this, this.GetType(), "alert", "alert('Product for the Manufacturer already exists!');", true);
                    return;
                }
            }

            Response.Redirect("Product.aspx");
        }
        catch (Exception ex)
        {
            SendMail.MailMessage("CSWeb > Error > " + (new System.Diagnostics.StackTrace()).GetFrame(0).GetMethod().Name, ex.ToString());
        }
    }