In June, Google began testing a black navigation bar that appears at the top of Google product pages, like Google Reader, Google+, Gmail, and Search. It replaces the old white bar, and gives you quick access to the company's services, including Google+ notifications and account settings.
If you're an avid Googler and miss the convenient navigation bar while browsing other sites, the +Everything Chrome extension might be your answer.
Once enabled, the black bar will appear at the top of any Web site, giving you access to Google services and your Google+ notfications. … Read more