It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Some features of ATS will be disabled while you continue to use an ad-blocker.
Originally posted by illuminated0ne
I've seen it in Chrome. The above poster was right, when you are on a page with someone that has an animated .gif for an avatar, and you scroll the window really fast up or down, you will see a white flashing box.
That is the only time I have ever seen something close to what the OP describes.