That's unfortunate. I just checked on firefox on my mac and I do notice a slight lag if I try to flick through slides quickly. I'm not sure what you're referrin

That's unfortunate. I just checked on firefox on my mac and I do notice a slight lag if I try to flick through slides quickly. I'm not sure what you're referring to by scrollbars though. Can you give any more detail? Feel free to email me (see my profile).