Should internal links use rel="nofollow"?

Should "back to top" links have rel="nofollow"? AntonioSo, Montreal, QC Have a question? Ask it in our Webmaster Help Forum: http://www.google.com/support/forum/p/Webmasters?hl=en Want your question to be answered on a video like this? Follow us on Twitter and look for an announcement when we take new questions: http://twitter.com/googlewmc More videos: http://www.youtube.com/GoogleWebmasterHelp Webmaster Central Blog: http://googlewebmastercentral.blogspot.com/ Webmaster Central: http://www.google.com/webmasters Russian subtitles provided by Mike Shakin.