Open Bug 754829 Opened 8 years ago Updated 3 years ago

In Full Screen mode - YouTube videos player changes dimmension


(Core :: Layout, defect)

13 Branch
Not set




(Reporter: simona.marcu, Unassigned)


(Whiteboard: [platform-rel-Youtube])

Mozilla/5.0 (Windows NT 6.1; rv:13.0) Gecko/20100101 Firefox/13.0

In full screen mode, the YouTube player changes dimension if the large player option is selected and the mouse is moved from the top of the page to the video. 

Reproducible: always

Steps to reproduce:
1. Navigate to
2. Play a video of your choice and enable the Large player option
3. Enter Full Screen mode
4. Move the mouse to the top of the page until the menu bar is displayed and after that move the mouse to the video.

Expected results:
When the mouse is moved to the top of the page and then to the video, the menu bar is displayed without changing the player dimensions.

Actual results:
The player changes dimensions when the mouse is moved to the top of the page and back to the video.

Reproducible on all platforms: Windows, Ubuntu and Mac.
Reproducible on Firefox 13 beta and on the latest Nightly.
Reproducible on Firefox 14 beta 6 also:
Mozilla/5.0 (Windows NT 5.1; rv:14.0) Gecko/20100101 Firefox/14.0
platform-rel: --- → ?
Whiteboard: [platform-rel-Youtube]
platform-rel: ? → ---
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