help with css who dont work only with google chrome

[taghaboy]

hello,
i do a png mask over a photo, and it work perfectly in all browser (also in IE6) except in google chrome, this is the url

www.pcd-agadir.ma 

scroll into the bottom to see the problem.

thanks for help

[BLiZZaRD]

I don't see a difference... Where exactly is the problem?

[taghaboy]

Thanks for the reply,
if you refresh the page in chrome you will see that problem, also one thing, some Chrome dont appear that problem!!!