Tom Dell'Aringa wrote: > I'm trying to track down what this CSS hack is for. I'm 99% sure its a box model hack, but I'm not > sure which platform it's filtering. Can anyone shed some light? Tried googling it but I think the > slashes are preventing a good result. yeah does look like the IE5 box model hack: http://www.positioniseverything.net/articles/box-model.html anytime you can encounter CSS hacks or buggy behavior when using CSS, check out this site: http://www.positioniseverything.net/ it covers these hacks/buggy behavior in detail and offers solutions and workarounds. ted