1. Please install your localization package.
2. Then you can enable the translate inline to translate some the text don’t translate in localization file.
3. if you can translate by the translation inline and the localization file. You can enable the path hint to find the file .html.
By this way you can find the any the text which hard code on the site. then you can edit directly or use the statement for the text to translate inline:
eg:
<span class=’sale-product’>sale off</span>
=> change to:
<span class=’sale-product’><?php echo $this->__(‘sale off’) ?></span>