"Up" Keyboard Shortcut for Windows Vista Explorer :: the How-To Geek http://www.howtogeek.com/howto/window… Let’s say I’m in my x:wpmuwp-content directory. Sure, I can usually click the "wpmu" part of the path and simulate the Up button, but it doesn’t always work, especially if I’ve lowered the size of the window or tiled two windows beside each…