I agree with Anna -- this is no-repro for me
I can't reproduce this. I get the "smaller box" first, but all three links (Activity, Privileges, and Logout) are already in it at that time and do not change position when the box resizes.
Hard to capture in a screenshot but basically the box starts out like this, then grows outward:
I can't reproduce this.
The share link I get for Scott's answer is http://programmers.stackexchange.com/a/76884/4, which consistently goes to Scott's answer. However, the second answer is http://programmers.stackexchange.com/a/768/4. They are close, except the second URL is missing two digits.
Note that http://programmers.stackexchange.com/a/768, which is ...
We do not do anything explicit with regards to flashing. This may be default browser behavior but not any we have experienced thus far. Do you have any plugins that make the browser flash in chat? We use the same method as chat where we change the title of the page based on the number of new active posts.
Although I have no idea if that's what causing the issue, IE7 is not fully supported. The (somewhat) official policy on browser support is:
We support current and previous versions (and possibly previous-previous version) of all popular web browsers:
Where "popular" means "has some reasonable amount ...