Hello everybody, i have an issue on my MBP Retina Display 15" Early 2013 using Windows 8.1 Pro I just installed Windows 8.1 Pro on my MBP with Boot Camp, very normal, activated Windows, but the issue started when i try to watching videos on Youtube ... When i open chrome , open lots of tabs and it look like this http://i.imgur.com/i3HRxGx.jpg ... ( i don't know how to explain ) Second, everything is normal like this http://i.imgur.com/wCgHAhB.jpg, but when i open a video on Youtube, it look like this http://i.imgur.com/9HGhC64.jpg, you can see at the bottom right of my picture, the ENG go bigger than normal and the time go BIGGER, back to desktop, it look like this http://i.imgur.com/tWDOgLK.jpg ... First i thought it was the graphic card problem, so i went to NDIVIA website to download the update for my graphic card, but when i finished my update, nothing's change, when i open a video, the issue start ... Please help me, this is very important, sorry for my bad english, thanks for your help !!!