Cycle amongst buffers in Emacs.
To install with maramalade:
M-x package-install cycbuf
You can then:
M-x cycbuf-init
or you could add a post init hook to do that to your init.el:
(add-hook 'after-init-hook 'cycbuf-init)
The keys, which are defined in cycbuf-init are:
meta right cycbuf-switch-to-next-buffer
meta left cycbuf-switch-to-previous-buffer
meta super right cycbuf-switch-to-next-buffer-no-timeout
meta super left cycbuf-switch-to-previous-buffer-no-timeout