I recently managed to install a fresh Joomla 1.5.3 eComerce Bundle, solve some SEF and mapping problems, but the XHTML and CSS validators indicate a lot o errors.
Please for yourself:
Xhtml validator - http://validator.w3.org/check?uri=http%3A%2F%2Famuzament.ro%2Fjoomla%2F
CSS validator - http://jigsaw.w3.org/css-validator/validator?uri=http%3A%2F%2Famuzament.ro%2Fjoomla%2F
Thanks for any suggestion