the obly good of it can be the increase of your backlinks and maybe the PR of the site. For google it does not matter wether your link is at the bottom or not.
Thank You that what i thought but i read here and there many SEO Expert have different view... Thanks again
They will bring very little traffic and it is quite likely that search engines devalue footer links in some way. You might want to read this and the articles linked to within it http://www.seomoz.org/blog/footer-link-optimization-for-search-engines-user-experience Where has Google mentioned this?