Popup menu not Always on top

[Joseph Keller]

When you leave the game client and returning to it while in fullscreen mode the popup menu will no longer be on top of the game client. Moving the popup menu outside the client area and dragging it back in it is still behind the game client.

[Toy Ruby]

I didn't know how to display above the full screen. But I tried thinking about how to do it.

[Toy Ruby]

I released the corresponding version.