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I can give more information if you can tell us what website you are using. As for weird things at the top of screens, most often these are navigation buttons, print, save, or other function buttons. If you get a warning on login, and you trust the site, you can add it to your accepted sites in the browser security settings or simply say "yes" if asked to continue to the site.
Ah! We give answers to many different types of questions! What was the question?
here is the link to your OTHER question