Use <HTML> to include fixed HTML contents inside your HTML files.
The html element can be used to include parts of html code inside a tab or form. It is important to use CDATA tag so that content will be ignored by the parser.
It is useful to include html elements at the top of a form to explain what the form is about or the correspondence between one or more fields.
<html name="intro"> The conditionals decide if an element is shown , if it can be edited, and if it can take a null value. </html>