In general, this is tactic is called Cloaking: http://en.wikipedia.org/wiki/Cloaking http://en.wikipedia.org/wiki/Cloaking I believe that Google Search frowns

In general, this is tactic is called Cloaking: http://en.wikipedia.org/wiki/Cloaking http://en.wikipedia.org/wiki/Cloaking I believe that Google Search frowns upon this practice. Though, one can argue that there are different shades of gray, especially when supporting different display types and sizes, or when presenting different pages depending on the referrer.