void LayChiTietDonHang()
{
float tongTien = 0;
DataTable dt = DonHang.LayChiTietDonHang(id);
if (dt.Rows.Count > 0)
{
for (int i = 0; i < dt.Rows.Count; i++)
{
float thanhTien = float.Parse(dt.Rows[i]["giaBan"].ToString()) * int.Parse(dt.Rows[i]["soLuong"].ToString());
tongTien += thanhTien;
ltrSanPham.Text += @"
<tr>
<td class='cotMa'>" + dt.Rows[i]["maSP"] + @"</td>
<td class='cotTen'>" + dt.Rows[i]["tenSP"] + @"</td>
<td class='cotAnh'>
<img class='anhDaiDien'src='../Images/" + dt.Rows[i]["anhSP"] + @"'/>
<img class='anhDaiDienHover'src='../Images/" + dt.Rows[i]["anhSP"] + @"'/>
</td>
<td class='cotDonGia'>" + dt.Rows[i]["giaBan"] + @"</td>
<td class='cotCongCu'>" + dt.Rows[i]["soLuong"] + @"</td>
<td class='cotCongCu'>" + thanhTien + @"</td>
</tr>
";
}
ltrTongTien.Text = @"<span class='item-total'>" + tongTien + @"</span>";
}
else
{
ltrTongTien.Text = @"<span class='item-total'>" + 0 + @"</span>";
}
}