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<?  echo "<html><head><link rel='stylesheet' type='text/css' href='pictures.css' /></head><body>";function scandir_recursive($path){if (!is_dir($path)) return 0;$list=array();$directory = opendir("$path");while ($file= readdir($directory))   {       if (($file<>".")&&($file<>".."))         {             $f=$path."/".$file;$f=preg_replace('/(\/){2,}/','/',$f);if(is_file($f)) $list[]=$f;             if(is_dir($f))$list = array_merge($list ,scandir_recursive($f));                                     }       }closedir($directory);return $list ;}$rootdirlist=array();$list=scandir_recursive("pictures");foreach($list as $l){  $dirxplode=explode('/',$l,-1);  $rootdir=$dirxplode[1];  $addnewroot=array($rootdir);    if (array_search($rootdir,$rootdirlist)==FALSE){    $rootdirlist=array_merge($rootdirlist,$addnewroot);    }  }    print_r($rootdirlist);    echo "</body></html>";?>