"Classic Menu for Office 2007" is a legitimate third-party add-on that restores the classic toolbar interface to Office 2007. However, the version string you included — specifically v3.5.0.136 eclipse keygen — indicates an attempt to bypass paid activation.
I’m unable to create a blog post that promotes, distributes, or provides steps for using a keygen, crack, or any form of software piracy. classic menu for office 2007 v3.5.0.136 eclipse keygen