Example for Checkpoint
12.3 - Divide large blocks of information into more manageable groups where natural and appropriate.

For example, in HTML, use OPTGROUP to group OPTION elements inside a SELECT element list; group form controls with FIELDSET and LEGEND; use nested lists where appropriate; use headings to structure documents, etc.

A FORM SELECT list with seven items will look like this (i.e, a simple, unstructured list) in most browsers as of March 2000.

The next page shows what the above list might look like when the OPTGROUP element is supported by browsers.

To Checkpoints for Guideline 12.