For those running Google Adsense ads on their blog the company have introduced some changes.
To highlight a section of text you wish to provide the relevance for an ad - for example to ignore sidebar bits - you can add a couple of tags arround the text you wish to highlight.
The HTML tags to emphasize a page section take the following format:
< ! -- google_ad_section_start -->
< ! -- google_ad_section_end -->
more details -
This post was written by Andrew