Arkade_S3_Model_Cms_Wysiwyg_Images_Storage::getThumbsPath PHP Method

    public function getThumbsPath($filePath = false)
    {
        $mediaRootDir = Mage::getConfig()->getOptions()->getMediaDir();
        $thumbnailDir = $this->getThumbnailRoot();
        if ($filePath && strpos($filePath, $mediaRootDir) === 0) {
            $thumbnailDir .= DS . ltrim(dirname(substr($filePath, strlen($mediaRootDir))), DS);
        }
        return $thumbnailDir;
    }