ExplorerNavigationButton is a simple control with the appearance of the explorer's navigation buttons. It automatically detects your OS version and chooses the correct style. Currently there are only styles for Windows Vista/7 and for Windows 8, on every other OS the default style is used.
This was first created as response to an request from my buddy Trade and his lib nUpdate, go check it out: https://github.com/ProgTrade/nUpdate