If you need help with 960 Grid System, the following sections tell you about some people and places that will prove invaluable.
Homepage of 960.gs: http://960.gs/
Source code: https://github.com/nathansmith/960-Grid-System
Web Designer Depot's featured article, Fight Div-itis and Class-itis With the 960 Grid System, on writing less code by styling the tags directly: http://www.webdesignerdepot.com/2010/03/fight-div-itis-and-class-itis-with-the-960-grid-system/
Prototyping With The Grid 960 CSS Framework—a great net tuts+ article: http://net.tutsplus.com/tutorials/html-css-techniques/prototyping-with-the-grid-960-css-framework/
The Mastering the 960 Grid System article by net tuts+: http://net.tutsplus.com/tutorials/html-css-techniques/mastering-the-960-grid-system/
The The 960 Grid System Made Easy article by Joshua Johnson: http://sixrevisions.com/web_design/the-960-grid-system-made-easy/
The Tutorial for the 960 Grid System CSS Framework article by Professor Zac Gordon: http://dabrook.org/blog/tutorial-for-the-960-grid-system-css-framework