if($_GET[folder] != "")
{
    $folder_current = $VOLUME.$_GET[folder];
    if(!is_dir($folder_current))
    {
        $folder_current = $VOLUME;
    }

    chdir($folder_current);

    $folder_current = getcwd();
    if (substr($folder_current, 0, strlen($VOLUME)) != $VOLUME)
    {
        chdir($VOLUME);
    }
}
else
{
    $folder_current = getcwd();
}

$folder_handle = opendir($folder_current);

$file_array = array();
$folder_array = array();

if ($folder_handle) 
{
    while ($file = readdir($folder_handle)) 
    {
        // 디렉토리 건들고 top으로 넣고
        if($file == "." || $file == "..")
        {
            if ($VOLUME != $folder_current."/")
            {
                $file_folder = substr($folder_current, strlen($VOLUME), strlen($folder_current));
                array_push($folder_array, array($file_folder."/".$file, $file));
            }
        }
        // 일반 폴더
        else if(is_dir($file)&& $file != "temp")
        {
            $file_folder = substr($folder_current, strlen($VOLUME), strlen($folder_current));
            if($file_folder)
            {
                array_push($folder_array, array($file_folder."/".$file, $file));
            }
            else
            {
                array_push($folder_array, array($file, $file));
            }
        }
        // 파일들
        else if(is_file($file) && $file != "index.php" && $file != "index.php.bak")  //파일 이면
        {
            $file_size=(int)(filesize($folder_current."/".$file) / 1024);
            $file_time = date ("y-m-d H:i", filemtime($folder_current."/".$file));

            $file_sum += $file_size;
            $file_folder = substr($folder_current, strlen($VOLUME), strlen($folder_current));
            if($file_folder)
            {
                array_push($file_array, array($file_folder."/".$file, $file, $file_size, $file_time));
            }
            else
            {
                array_push($file_array, array($file, $file, $file_size, $file_time));
            }
        }                
    }// while ($file = readdir($folder_handle)) 
    closedir($folder_handle);

    // 소트 대소문구분없이
    usort($folder_array, 'mycmp');
    usort($file_array, 'mycmp');
}