global $dsql;

$currfield = $refObj->Fields;

$sql='Select url From `dede_uploads` where title = "channel_banner_'.$currfield['id'].'"  limit 1 ';

$aaa = $dsql->GetOne($sql);

echo "<div style='background-position: center center;background-repeat: no-repeat;background-size: cover;background-image: url( ".$aaa['url'].");' class='fixed-parallax parallax-fullwidth'> </div>";

{/dede:php}