The U.S. Patent & Trademark Office has released a draft version of its examination guide on webpage specimens, and seeks user comments before releasing it in final form. The U.S. PTO reports that comments will be accepted through October 31, 2012, using its online collaboration tool, IdeaScale®.
 
You can also leave comments on the following other sections: The Format of the TMEP; Chapter 500 Change of Ownership; Chapter 900 Use in Commerce; Chapter 1900 Madrid Protocol and the subject of this particular notice: Webpage Specimens as Displays Associated With the Goods (including subsections: Webpage Specimens as Displays Associated With the Goods; Webpage as a Display Associated with the Goods; Picture or Description of the Goods; Show the Mark in Association With the Goods; Ordering Information; Grounds for Refusal; and Appendix: Examples of Webpage Display Specimens).

The U.S. PTO maintains a list of its recent requests for user comments, which can be found here: http://www.uspto.gov/trademarks/notices/user_input.jsp.