This is about http://www.aecp.pt

You will see this on the page, and I highlight the problem on the screenshot itself: http://skitch.com/ricardosalta/nk9g4...ub-de-portugal

I know by trial and error that the problem is caused by the presence of image galleries like this on the homepage: http://skitch.com/ricardosalta/nk988...ub-de-portugal

I use Mac; is there a good tool to find these incompatibilities?

Anyway, I appreciate all the help you can gift me with. Any pointers will be much valuable. Thanks.

All the best,

Tatonka