MOVING BETWEEN WINDOWS
CTRL-W h move to the window on the left
CTRL-W j move to the window below
CTRL-W k move to the window above
CTRL-W l move to the window on the right
CTRL-W t move to the TOP window
CTRL-W b move to the BOTTOM window
Moving windows
CTRL-W K move window to the upper
CTRL-W H move window to the far left
CTRL-W J move window to the bottom
CTRL-W L move window to the far right cheat sheets.
$ cheat vimdiff