Update googol.php

Many modifications compare to bronco version :
- lightbox effect with css3 rules only (thank you Mary Lou from tympanus : http://tympanus.net/codrops/2011/12/26/css3-lightbox/)
- no use of "https://encrypted-tbnx.gstatic.com/images"
- links prev and next with position fixed
- pagination always visible
- XSS vulnerability corrected
- french accent support

Enjoy :p