Simple and intuitive window navigation for VIM.
Use tab or spacebar to toggle the cursor horizontally or vertically:
Woggle.vim will remember your cursor position if you only have three windows:
Woggle.vim currenly only supports 2 horizontal and/or 2 vertical splits, so windows which are not on the edge are a deadzone with respect to the tab/space shortcut keys.
However, in this (or any) situation, you can use the arrow keys to navigate any which way: