Build Identifier: http://hg.mozilla.org/mozilla-central/rev/36525224b14e Mozilla/5.0 (Windows NT 6.1; WOW64; rv:21.0) Gecko/20130212 Firefox/21.0 ID:20130212031120 Steps To Reproduce: 1. Open http://www.youtube.com/watch?v=55s3T7VRQSc 2. Right click on the flash player and Choose "Pop out" 3. In the popup window, Right click on the html5 player and Choose "Show Controls" 4. Attempt to change volume Actual Results: the slider disappears when I move mouse pointer to volume slider Expected Results: Volume slider should not disappear like Google Chrome
I can confirm this still occurs in both the current release,19.0.2, and the latest nightly, 22.0a1.