Here are two ways to properly remove the footer credit links in You're making it entertaining and you continue to care for to keep it sensible.
Hiding text or links in your content to manipulate Google's search rankings can be seen as deceptive and is a violation of Google's Webmaster Guidelines.
But it can be done: you can avoid using an anchor tag. Then have another attribute hold the href - like "data-href". Then bind a click event on the.