Meta Tags contain additional information about your web page. This information is not displayed to visitors, but is indexed in different ways by search engines. For example, the keywords meta tag can contain subject keywords related to your web page. These keywords are used by some search engines as a way of cataloguing your web page - so if you want to be found on the Internet, be sure to include comprehensive keywords and document information.
On the Format menu click on Document Information.
Document Author and Description.