Помогите доделать фильтр по брендам

$result = mysql_query("SELECT * FROM table_products WHERE type_tovara='$_GET[type]'",$link);

If (mysql_num_rows($result) > 0)
{
$row = mysql_fetch_array($result);
do
{
$checked_brand = "";
if ($_GET["brand"])
{
if (in_array($row["id"],$_GET["brand"]))
{
$checked_brand = "checked";
}

}


echo '

<li><input '.$checked_brand.' type="checkbox"name="brand[]" value="'.$row["id"].'" id="checkbrend'.$row["id"].'" /><label for="checkbrend'.$row["id"].'">'.$row["brand_tov"].'</label></li>


';