troels_nybo_nielsen - 9:50 am on Mar 8, 2005 (gmt 0)

AFAIK it is simply links that are on all pages in a website. The value of external links of this kind should not be exaggerated. They may send you quite a few more visitors than one single link, but do not expect them to add significantly more to your PageRank than one link would do.

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Too slow.
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