DOWNLOAD CoCoA-5 For MSWindows
Emacs interface screenshots
Extract Emacs (download it from emacs-23.2-bin-i386.zip, about 43Mb)

Extract CoCoA into the disk C:.
(check that it was extracted correctly: the directory "C:\cocoa-5.1" should contain the directory "emacs" among other things)

Now follow these steps for linking Emacs to CoCoA: ALL DONE!! info & screenshots
In older windows versions sometimes there is an error if you start CoCoA from a file "myfile.cocoa5" is not on disk "C:"
Setting up Emacs for Emacs experts: you might prefer to copy from cocoa-5.1/emacs/cocoa.emacs into your .emacs just the settings you desire.