These lines are not shown to the typical visitor to this website, but they are coded in each page, in and before the HTML <head> element, to describe the page and to tell your browser how to render the page's content. Deciding this hidden information is some of many design considerations that go into the creation of this website.
<?xml version="1.0" encoding="ISO-8859-1"?>
(XML, which XHTML is, and character encoding)<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US">
(XHTML containing content in US English) <title> Name for visitors bookmarks</title> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" /> <meta http-equiv="Content-Style-Type" content="text/css" /> (if any style attributes, rare) <link rel="shortcut icon" href="favicon.ico"
type="image/x-icon" /> (or type="image/vnd.microsoft.icon") <link rel="stylesheet" type="text/css"
href="vsdc.css" /> (page heading formatting in all pages) <link rel="stylesheet" type="text/css" href="list.css" />
(table and list formatting in some pages) <link rel="home" href="." /> In the next 3 sections, replace "name: content" with <meta name="name" content="content" />.