Note: Are you really sure you understand everything below?
If you can pass these two very basic SEO Tests with a 100% score, you can most likely skip to the next section.
Note: Disable Images option from the Web Developer Toolbar.
If you do not read the associated content, you will NOT fully understand the core concepts of validation and why it is important to utilize proper semantic markup in ALL of your development projects. You'll also need to understand the basic concepts of CSS as the two languages work hand in hand.
If you are already familiar with the below basic information, skip to the next section on how Validation Affects SEO.
For those who have traversed the W3, you'll have to admit that it's an immense space of .
If you are not aware of how to navigate the website effectively, it does present a daunting browsing experience.
Do you have an untold story of validation getting rid of an awful rendering glitch?
Real life accounts of a search engine bump achieved by fixing the syntax of your HTML ?
Whether or not these types of attributes prove to be of SEO value, they would NOT work if you don't use the formulas properly, also referred to as best practices in HTML authoring.
More about the value of attributes assigned to those primary category images?
Remember, that user could be Googlebot, Slurp, MSNBot or any other UA designed to index and crawl data.