User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_4; en-us) AppleWebKit/533.18.1 (KHTML, like Gecko) Version/5.0.2 Safari/533.18.5 Build Identifier: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:2.0b6) Gecko/20100101 Firefox/4.0b6 while scrolling down it's showing black screen in tittle bar if webpage contains the flash Reproducible: Always Steps to Reproduce: 1.Go to any flash based website or any webpage which has flash 2. Scroll down 3. Notice Black screen in title bar Actual Results: Black screen is showing up in title bar for any flash based website or webpage Expected Results: Black screen should not appear It should not be there. It doesn't go away even though you open another tab for non-flash based website. To get rid off, I simply need to restart my browser and avoid using FF for flash based website.
This is a dupe of Bug 594992, I think.
thanks, looks you are right