protected void Button1_Click(object sender, EventArgs e)
        {
            ShoppingCart k = new ShoppingCart();

            k.CategoryName = TextBox1.Text;
            k.AddNewCategory();
            TextBox1.Text = string.Empty;
            Response.Redirect("~/Admin/AddNewProduct.aspx");
        }
        protected void submitCategory_Click(object sender, EventArgs e)
        {
            ShoppingCart sc = new ShoppingCart {
                CategoryName = categoryname.Text
            };

            sc.AddNewCategory();
            categoryname.Text = string.Empty;
            Response.Redirect("~/Admin/AddNewProducts.aspx");
        }
        protected void btnSubmit_click(object sender, EventArgs e)
        {
            ShoppingCart K = new ShoppingCart
            {
                CategoryName = txtCategoryName.Text
            };

            K.AddNewCategory();
            txtCategoryName.Text = string.Empty;
            Response.Redirect("~/Admin/AddNewProducts.aspx");
        }