User-agent: *
Disallow: /PDF/
Disallow: /images/
Disallow: /texte/
Disallow: /enseignement/
Disallow: /login.php
Disallow: /password_lost.php

Disallow: /gallery_login.php
Disallow: /gallery_login_passlost.php

User-Agent: Googlebot-Image
Disallow: /