Do you ever feel the need for validation? You may not, but there’s a good chance your web sites pages do. I know that there are people out there that do not know what it means to validate a page, so this not just for those folks, but also for the people who think it may not be worth the effort.

First, what is page validation? It’s a simple thing really – it’s just the process of verifying that the code in your page meets a specific standard, without errors. When your page validates...