Описание тега always-on-top
Anything related to the "always-on-top" property of windows in a graphic user interface. Windows having this property are displayed on top of other windows that don't have it, regardless of whether these latter have currently the keyboard focus or are currently active.
Anything related to the "always-on-top" property of windows in a graphic user interface. Windows having this property are displayed on top of other windows that don't have it, regardless of whether these latter have currently the keyboard focus or are currently active.
The details vary greatly with the OS and the GUI toolkit used.