$imageDir = $savepath.'/'.$row->id;
$galleryDir = opendir($imageDir);
while ($filename = readdir($galleryDir))
{
	if ($filename != "." && $filename != "..")
	{
		$file = str_replace(" ", "_", $filename);
		$safefilename = JFile::makeSafe($file);
		rename($imageDir.'/'.$filename, $imageDir.'/'.$safefilename);
	}
}
closedir($galleryDir);
$row->gallery = '{gallery}'.$row->id.'{/gallery}';