ecshop广告-》单张，多张

//读取广告
function get_ad_id($ad_id){    //读取指定ad_id广告
    $sql = 'select * from '. $GLOBALS['ecs']->table('ad') .'where ad_id = '.$ad_id;
    $result = $GLOBALS['db']->GetAll($sql);
    $result[]['url'] = 'http://localhost'.url_domain().'affiche.php?ad_id='.$result[]['ad_id'].'&from=&uri='.$result[]['ad_link'];
    return $result;
}
function get_ad_class($position_id){    //读取分类下所有广告
    $sql = 'select * from '. $GLOBALS['ecs']->table('ad') .'where position_id = '.$position_id;
    $result = $GLOBALS['db']->GetAll($sql);
    foreach($result as $k=>$v){
        $result[$k]['url'] = 'http://localhost'.url_domain().'affiche.php?ad_id='.$v['ad_id'].'&from=&uri='.$v['ad_link'];

    }
    return $result;
}