if($_GET["txtKeyword"]){
$key1 = AND CatName LIKE '%".$_GET["txtKeyword"]."%';
}else{
$key1="";
if($_GET["txtKeyword2"]){
$key2 = AND StockLimit LIKE '%".$_GET['txtKeyword2']."%';
}else{
$key2="";
}
$strSQL = "SELECT * FROM ecom_category WHERE 1 $key1 $key2";