It download the.crx file from novell-moonlight-3.99.0.3-x86_64.crx and then went to. Chrome://extensions/ and drag and drop the file on the chrome windows opened in that address and the following message appear. Apps, extensions, and users scripts cannot be added from this website. With an 'OK' button and nothing more.
Google Chrome Google Chrome only allows you to install extensions from the Chrome Web Store. Other websites can direct you to install extensions, but they must be hosted in the Chrome Web Store. This limitation currently only seems to apply to Chrome on Windows and Mac OS X, so Chrome users on Linux and Chrome OS can continue to install extensions from outside the Web Store.