While using Safari to browse from one random Blogger blog to another yesterday, I encountered this rather humorous (to me) JavaScript alert message before loading someone’s customized blog template:
After grabbing a screenshot of the message, I dismissed the error and was allowed to view the horribly broken page of jumbled content. Upon seeing the page, it felt like the JavaScript message was more a confession of the site author’s incompetence rather than a warning about my browser’s state of compatibility.
Should you ever consider something similar, I would suggest a more favorable message: