User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0 Build Identifier: Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0 Video plays automatically while watching photos. This bug is also in firefox 4. Reproducible: Always Steps to Reproduce: 1.Login to Facebook 2.Watch a video that posted on wall preferably posted by a friend. 3.then see photos posted by friends. 4.When you click on photo then video that you watch will start playing automatically. Actual Results: I have to close photos then refresh browser. Expected Results: Video should not play automatically in background.

The issue described in this bug is the same as the one in bug 643683 which is duplicate of bug 647739 which is duplicate of bug 90268. So marking this as duplicate of 90268