Firefox 4 fancy window border issue

Author: seven March 29, 2011

The long awaited release of Firefox 4 is behind us. It’s faster, slicker and by all means just better than his predecestor. But, just after installing it a week ago, something was bothering me. It took me couple of days to figure out what it was.

The new fancy windows7/vista style window border introduced in Firefox 4 has a nasty habbit of “jumping” (resizing) when status bar appears. Status bar appears every time you hover a link, which basically happens all the time.

Check left and right window gradients while I’m hovering the links:


Oddly enough, this does not happen if browser is in fullscreen, maximized or very small:


update 30.3.2011. Bug ID 633282.

CEO/CTO at Nivas®
Neven Jacmenović has been passionately involved with computers since late 80s, the age of Atari and Commodore Amiga. As one of internet industry pioneers in Croatia, since 90s, he has been involved in making of many award winning, innovative and successful online projects. He is an experienced full stack web developer, analyst and system engineer. In his spare time, Neven is transforming retro-futuristic passion into various golang, Adobe Flash and JavaScript/WebGL projects.

    One thought on “Firefox 4 fancy window border issue”

  • I’ve noticed the exact same problem the first day I installed FF4, and it’s annoying as hell….

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