I have a problem running YouTube videos. When I load the page it is as if it lacks CSS and the block for video is just pure black. I have a Flash plug-in and it is working (tested on several sites) but just the YouTube is messed up. Any ideas?
I've had the same problem and solved it this way:
append the following 2 lines to the file:
P.S.: case it doesn't work, try saving the file