section targeting google ads

i want to ask about section targeting

The HTML tags to emphasize a page section take the following format:
<!-- google_ad_section_start -->

<!-- google_ad_section_end -->

where must i put that code??
put google script between that???
example:

<!-- google_ad_section_start -->

GOOGLE SCript

<!-- google_ad_section_end -->

please tell me...thanks

 

http://support.google.com/adsense/bin/answer.py?hl=en&answer=23168
This link will give answer to your question.


<!-- google_ad_section_start -->
Content you want to emphasize
<!-- google_ad_section_end -->

<!-- google_ad_section_start(weight=ignore) -->
Content you don't want to emphasize
<!-- google_ad_section_end -->