Generic links are bland phrases that avoid using keywords that search engines use to determine the context of what you are linking to. These include links like:
1. “Visit website”
2. “Read more”
3. “Useful site”
4. And, of course, “click here”
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Instead, we should seek out links that enhance context and usability for not only our readers, but search engines as well. The best links are the ones where you don't control the anchor text, but in cases where you do control the anchor text, strive for variety.
Read more @ http://www.seomoz.org/blog/click-here-seo