Pan Ya learning platform mouse can not remove the video area to solve the problem when playing video

I use the Google browser

1. First enter the video player interface

2. Press f12 to open the console (or find a developer tool open more tools)

3. Press ctrl + f search Enter input switchwindow  

First switchwindow see may not be in this position, more than a few Enter on the line

4. Tap the arrow pointing find switchwindow  

Click on the right side of Event Listeners, you can see mouseout, point to open a document (such as arrows) on the right mouse puts it above, there can be a remove click remove.