How to Convert Your Site To A MasterPage Site in 3 Steps

Once you have your design converted into HTML/CSS, why should you have to worry about breaking it every time you create a new page? Abstract yourself from this with MasterPages, while still enabling yourself to easily make design changes. MasterPages are wonderful for standardizing your site and your design, in addition to making it easier to maintain and to build new pages. They are a very powerful and easily customizable way to template your site. This article is for those who don’t have much or any experience with MasterPages or are converting an old ASP.NET site to a MasterPage-driven site. If this is you, don’t be afraid—You can do it in just three easy steps!

http://dotnetdiscussion.net/2008/01/11/aspnet-how-to-convert-your-site-to-a-masterpage-site-in-3-steps/